diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Destroy.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Destroy.s
deleted file mode 100644
index ce52dc9ec8..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Destroy.s
+++ /dev/null
@@ -1,14 +0,0 @@
-glabel BgHidanKousi_Destroy
-/* 0013C 80889A9C 27BDFFE8 */  addiu   $sp, $sp, 0xFFE8           ## $sp = FFFFFFE8
-/* 00140 80889AA0 AFA40018 */  sw      $a0, 0x0018($sp)           
-/* 00144 80889AA4 8FAE0018 */  lw      $t6, 0x0018($sp)           
-/* 00148 80889AA8 AFBF0014 */  sw      $ra, 0x0014($sp)           
-/* 0014C 80889AAC 00A02025 */  or      $a0, $a1, $zero            ## $a0 = 00000000
-/* 00150 80889AB0 24A50810 */  addiu   $a1, $a1, 0x0810           ## $a1 = 00000810
-/* 00154 80889AB4 0C00FB56 */  jal     DynaPolyInfo_Free
-              ## DynaPolyInfo_delReserve
-/* 00158 80889AB8 8DC6014C */  lw      $a2, 0x014C($t6)           ## 0000014C
-/* 0015C 80889ABC 8FBF0014 */  lw      $ra, 0x0014($sp)           
-/* 00160 80889AC0 27BD0018 */  addiu   $sp, $sp, 0x0018           ## $sp = 00000000
-/* 00164 80889AC4 03E00008 */  jr      $ra                        
-/* 00168 80889AC8 00000000 */  nop
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Draw.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Draw.s
deleted file mode 100644
index f3264fef17..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Draw.s
+++ /dev/null
@@ -1,73 +0,0 @@
-.rdata
-glabel D_80889EEC
-    .asciz "../z_bg_hidan_kousi.c"
-    .balign 4
-
-glabel D_80889F04
-    .asciz "../z_bg_hidan_kousi.c"
-    .balign 4
-
-glabel D_80889F1C
-    .asciz "../z_bg_hidan_kousi.c"
-    .balign 4
-
-.text
-glabel BgHidanKousi_Draw
-/* 003F8 80889D58 27BDFFC0 */  addiu   $sp, $sp, 0xFFC0           ## $sp = FFFFFFC0
-/* 003FC 80889D5C AFBF001C */  sw      $ra, 0x001C($sp)           
-/* 00400 80889D60 AFB00018 */  sw      $s0, 0x0018($sp)           
-/* 00404 80889D64 AFA40040 */  sw      $a0, 0x0040($sp)           
-/* 00408 80889D68 AFA50044 */  sw      $a1, 0x0044($sp)           
-/* 0040C 80889D6C 8CA50000 */  lw      $a1, 0x0000($a1)           ## 00000000
-/* 00410 80889D70 3C068089 */  lui     $a2, %hi(D_80889EEC)       ## $a2 = 80890000
-/* 00414 80889D74 24C69EEC */  addiu   $a2, $a2, %lo(D_80889EEC)  ## $a2 = 80889EEC
-/* 00418 80889D78 27A4002C */  addiu   $a0, $sp, 0x002C           ## $a0 = FFFFFFEC
-/* 0041C 80889D7C 2407015E */  addiu   $a3, $zero, 0x015E         ## $a3 = 0000015E
-/* 00420 80889D80 0C031AB1 */  jal     Graph_OpenDisps              
-/* 00424 80889D84 00A08025 */  or      $s0, $a1, $zero            ## $s0 = 00000000
-/* 00428 80889D88 8FAF0044 */  lw      $t7, 0x0044($sp)           
-/* 0042C 80889D8C 0C024F46 */  jal     func_80093D18              
-/* 00430 80889D90 8DE40000 */  lw      $a0, 0x0000($t7)           ## 00000000
-/* 00434 80889D94 8E0202C0 */  lw      $v0, 0x02C0($s0)           ## 000002C0
-/* 00438 80889D98 3C19DA38 */  lui     $t9, 0xDA38                ## $t9 = DA380000
-/* 0043C 80889D9C 37390003 */  ori     $t9, $t9, 0x0003           ## $t9 = DA380003
-/* 00440 80889DA0 24580008 */  addiu   $t8, $v0, 0x0008           ## $t8 = 00000008
-/* 00444 80889DA4 AE1802C0 */  sw      $t8, 0x02C0($s0)           ## 000002C0
-/* 00448 80889DA8 AC590000 */  sw      $t9, 0x0000($v0)           ## 00000000
-/* 0044C 80889DAC 8FA80044 */  lw      $t0, 0x0044($sp)           
-/* 00450 80889DB0 3C058089 */  lui     $a1, %hi(D_80889F04)       ## $a1 = 80890000
-/* 00454 80889DB4 24A59F04 */  addiu   $a1, $a1, %lo(D_80889F04)  ## $a1 = 80889F04
-/* 00458 80889DB8 8D040000 */  lw      $a0, 0x0000($t0)           ## 00000000
-/* 0045C 80889DBC 24060162 */  addiu   $a2, $zero, 0x0162         ## $a2 = 00000162
-/* 00460 80889DC0 0C0346A2 */  jal     Matrix_NewMtx              
-/* 00464 80889DC4 AFA20028 */  sw      $v0, 0x0028($sp)           
-/* 00468 80889DC8 8FA30028 */  lw      $v1, 0x0028($sp)           
-/* 0046C 80889DCC 3C0ADE00 */  lui     $t2, 0xDE00                ## $t2 = DE000000
-/* 00470 80889DD0 3C0F8089 */  lui     $t7, %hi(D_80889E84)       ## $t7 = 80890000
-/* 00474 80889DD4 AC620004 */  sw      $v0, 0x0004($v1)           ## 00000004
-/* 00478 80889DD8 8E0202C0 */  lw      $v0, 0x02C0($s0)           ## 000002C0
-/* 0047C 80889DDC 3C068089 */  lui     $a2, %hi(D_80889F1C)       ## $a2 = 80890000
-/* 00480 80889DE0 24C69F1C */  addiu   $a2, $a2, %lo(D_80889F1C)  ## $a2 = 80889F1C
-/* 00484 80889DE4 24490008 */  addiu   $t1, $v0, 0x0008           ## $t1 = 00000008
-/* 00488 80889DE8 AE0902C0 */  sw      $t1, 0x02C0($s0)           ## 000002C0
-/* 0048C 80889DEC AC4A0000 */  sw      $t2, 0x0000($v0)           ## 00000000
-/* 00490 80889DF0 8FAB0040 */  lw      $t3, 0x0040($sp)           
-/* 00494 80889DF4 27A4002C */  addiu   $a0, $sp, 0x002C           ## $a0 = FFFFFFEC
-/* 00498 80889DF8 24070167 */  addiu   $a3, $zero, 0x0167         ## $a3 = 00000167
-/* 0049C 80889DFC 856C001C */  lh      $t4, 0x001C($t3)           ## 0000001C
-/* 004A0 80889E00 318D00FF */  andi    $t5, $t4, 0x00FF           ## $t5 = 00000000
-/* 004A4 80889E04 000D7080 */  sll     $t6, $t5,  2               
-/* 004A8 80889E08 01EE7821 */  addu    $t7, $t7, $t6              
-/* 004AC 80889E0C 8DEF9E84 */  lw      $t7, %lo(D_80889E84)($t7)  
-/* 004B0 80889E10 AC4F0004 */  sw      $t7, 0x0004($v0)           ## 00000004
-/* 004B4 80889E14 8FB80044 */  lw      $t8, 0x0044($sp)           
-/* 004B8 80889E18 0C031AD5 */  jal     Graph_CloseDisps              
-/* 004BC 80889E1C 8F050000 */  lw      $a1, 0x0000($t8)           ## 00000000
-/* 004C0 80889E20 8FBF001C */  lw      $ra, 0x001C($sp)           
-/* 004C4 80889E24 8FB00018 */  lw      $s0, 0x0018($sp)           
-/* 004C8 80889E28 27BD0040 */  addiu   $sp, $sp, 0x0040           ## $sp = 00000000
-/* 004CC 80889E2C 03E00008 */  jr      $ra                        
-/* 004D0 80889E30 00000000 */  nop
-/* 004D4 80889E34 00000000 */  nop
-/* 004D8 80889E38 00000000 */  nop
-/* 004DC 80889E3C 00000000 */  nop
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Init.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Init.s
deleted file mode 100644
index 4107449bb5..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Init.s
+++ /dev/null
@@ -1,100 +0,0 @@
-.rdata
-glabel D_80889E90
-    .asciz "◯◯◯炎の神殿オブジェクト【格子(arg_data : %0x)】出現 (%d %d)\n"
-    .balign 4
-
-glabel D_80889ED0
-    .asciz "arg_data おかしい 【格子】\n"
-    .balign 4
-
-.text
-glabel BgHidanKousi_Init
-/* 00008 80889968 27BDFFD0 */  addiu   $sp, $sp, 0xFFD0           ## $sp = FFFFFFD0
-/* 0000C 8088996C AFBF001C */  sw      $ra, 0x001C($sp)           
-/* 00010 80889970 AFB00018 */  sw      $s0, 0x0018($sp)           
-/* 00014 80889974 AFA50034 */  sw      $a1, 0x0034($sp)           
-/* 00018 80889978 00808025 */  or      $s0, $a0, $zero            ## $s0 = 00000000
-/* 0001C 8088997C AFA00024 */  sw      $zero, 0x0024($sp)         
-/* 00020 80889980 0C010D20 */  jal     DynaPolyInfo_SetActorMove
-              
-/* 00024 80889984 00002825 */  or      $a1, $zero, $zero          ## $a1 = 00000000
-/* 00028 80889988 02002025 */  or      $a0, $s0, $zero            ## $a0 = 00000000
-/* 0002C 8088998C 0C00B56E */  jal     Actor_SetHeight
-              
-/* 00030 80889990 3C054248 */  lui     $a1, 0x4248                ## $a1 = 42480000
-/* 00034 80889994 8605001C */  lh      $a1, 0x001C($s0)           ## 0000001C
-/* 00038 80889998 3C048089 */  lui     $a0, %hi(D_80889E90)       ## $a0 = 80890000
-/* 0003C 8088999C 24849E90 */  addiu   $a0, $a0, %lo(D_80889E90)  ## $a0 = 80889E90
-/* 00040 808899A0 00053A03 */  sra     $a3, $a1,  8               
-/* 00044 808899A4 30E700FF */  andi    $a3, $a3, 0x00FF           ## $a3 = 00000000
-/* 00048 808899A8 0C00084C */  jal     osSyncPrintf
-              
-/* 0004C 808899AC 30A600FF */  andi    $a2, $a1, 0x00FF           ## $a2 = 00000000
-/* 00050 808899B0 3C058089 */  lui     $a1, %hi(D_80889E6C)       ## $a1 = 80890000
-/* 00054 808899B4 24A59E6C */  addiu   $a1, $a1, %lo(D_80889E6C)  ## $a1 = 80889E6C
-/* 00058 808899B8 0C01E037 */  jal     Actor_ProcessInitChain
-              
-/* 0005C 808899BC 02002025 */  or      $a0, $s0, $zero            ## $a0 = 00000000
-/* 00060 808899C0 8602001C */  lh      $v0, 0x001C($s0)           ## 0000001C
-/* 00064 808899C4 3C048089 */  lui     $a0, %hi(D_80889ED0)       ## $a0 = 80890000
-/* 00068 808899C8 304200FF */  andi    $v0, $v0, 0x00FF           ## $v0 = 00000000
-/* 0006C 808899CC 04400003 */  bltz    $v0, .L808899DC            
-/* 00070 808899D0 28410003 */  slti    $at, $v0, 0x0003           
-/* 00074 808899D4 54200006 */  bnel    $at, $zero, .L808899F0     
-/* 00078 808899D8 00027080 */  sll     $t6, $v0,  2               
-.L808899DC:
-/* 0007C 808899DC 0C00084C */  jal     osSyncPrintf
-              
-/* 00080 808899E0 24849ED0 */  addiu   $a0, $a0, %lo(D_80889ED0)  ## $a0 = 80889ED0
-/* 00084 808899E4 8602001C */  lh      $v0, 0x001C($s0)           ## 0000001C
-/* 00088 808899E8 304200FF */  andi    $v0, $v0, 0x00FF           ## $v0 = 00000000
-/* 0008C 808899EC 00027080 */  sll     $t6, $v0,  2               
-.L808899F0:
-/* 00090 808899F0 3C048089 */  lui     $a0, %hi(D_80889E70)       ## $a0 = 80890000
-/* 00094 808899F4 008E2021 */  addu    $a0, $a0, $t6              
-/* 00098 808899F8 8C849E70 */  lw      $a0, %lo(D_80889E70)($a0)  
-/* 0009C 808899FC 0C010620 */  jal     DynaPolyInfo_Alloc
-              
-/* 000A0 80889A00 27A50024 */  addiu   $a1, $sp, 0x0024           ## $a1 = FFFFFFF4
-/* 000A4 80889A04 8FA40034 */  lw      $a0, 0x0034($sp)           
-/* 000A8 80889A08 02003025 */  or      $a2, $s0, $zero            ## $a2 = 00000000
-/* 000AC 80889A0C 8FA70024 */  lw      $a3, 0x0024($sp)           
-/* 000B0 80889A10 0C00FA9D */  jal     DynaPolyInfo_RegisterActor
-              ## DynaPolyInfo_setActor
-/* 000B4 80889A14 24850810 */  addiu   $a1, $a0, 0x0810           ## $a1 = 00000810
-/* 000B8 80889A18 860F001C */  lh      $t7, 0x001C($s0)           ## 0000001C
-/* 000BC 80889A1C 3C088089 */  lui     $t0, %hi(D_80889E7C)       ## $t0 = 80890000
-/* 000C0 80889A20 AE02014C */  sw      $v0, 0x014C($s0)           ## 0000014C
-/* 000C4 80889A24 31F800FF */  andi    $t8, $t7, 0x00FF           ## $t8 = 00000000
-/* 000C8 80889A28 0018C840 */  sll     $t9, $t8,  1               
-/* 000CC 80889A2C 01194021 */  addu    $t0, $t0, $t9              
-/* 000D0 80889A30 85089E7C */  lh      $t0, %lo(D_80889E7C)($t0)  
-/* 000D4 80889A34 860900B6 */  lh      $t1, 0x00B6($s0)           ## 000000B6
-/* 000D8 80889A38 8605001C */  lh      $a1, 0x001C($s0)           ## 0000001C
-/* 000DC 80889A3C 01095021 */  addu    $t2, $t0, $t1              
-/* 000E0 80889A40 A60A0032 */  sh      $t2, 0x0032($s0)           ## 00000032
-/* 000E4 80889A44 00052A03 */  sra     $a1, $a1,  8               
-/* 000E8 80889A48 30A500FF */  andi    $a1, $a1, 0x00FF           ## $a1 = 00000000
-/* 000EC 80889A4C 0C00B2D0 */  jal     Flags_GetSwitch
-              
-/* 000F0 80889A50 8FA40034 */  lw      $a0, 0x0034($sp)           
-/* 000F4 80889A54 10400009 */  beq     $v0, $zero, .L80889A7C     
-/* 000F8 80889A58 02002025 */  or      $a0, $s0, $zero            ## $a0 = 00000000
-/* 000FC 80889A5C 0C2226B3 */  jal     func_80889ACC              
-/* 00100 80889A60 02002025 */  or      $a0, $s0, $zero            ## $a0 = 00000000
-/* 00104 80889A64 3C058089 */  lui     $a1, %hi(func_80889D28)    ## $a1 = 80890000
-/* 00108 80889A68 24A59D28 */  addiu   $a1, $a1, %lo(func_80889D28) ## $a1 = 80889D28
-/* 0010C 80889A6C 0C222658 */  jal     BgHidanKousi_SetupAction              
-/* 00110 80889A70 02002025 */  or      $a0, $s0, $zero            ## $a0 = 00000000
-/* 00114 80889A74 10000005 */  beq     $zero, $zero, .L80889A8C   
-/* 00118 80889A78 8FBF001C */  lw      $ra, 0x001C($sp)           
-.L80889A7C:
-/* 0011C 80889A7C 3C058089 */  lui     $a1, %hi(func_80889B5C)    ## $a1 = 80890000
-/* 00120 80889A80 0C222658 */  jal     BgHidanKousi_SetupAction              
-/* 00124 80889A84 24A59B5C */  addiu   $a1, $a1, %lo(func_80889B5C) ## $a1 = 80889B5C
-/* 00128 80889A88 8FBF001C */  lw      $ra, 0x001C($sp)           
-.L80889A8C:
-/* 0012C 80889A8C 8FB00018 */  lw      $s0, 0x0018($sp)           
-/* 00130 80889A90 27BD0030 */  addiu   $sp, $sp, 0x0030           ## $sp = 00000000
-/* 00134 80889A94 03E00008 */  jr      $ra                        
-/* 00138 80889A98 00000000 */  nop
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_SetupAction.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_SetupAction.s
deleted file mode 100644
index 73071443f8..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_SetupAction.s
+++ /dev/null
@@ -1,3 +0,0 @@
-glabel BgHidanKousi_SetupAction
-/* 00000 80889960 03E00008 */  jr      $ra                        
-/* 00004 80889964 AC850164 */  sw      $a1, 0x0164($a0)           ## 00000164
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Update.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Update.s
deleted file mode 100644
index cca4c77c98..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Update.s
+++ /dev/null
@@ -1,10 +0,0 @@
-glabel BgHidanKousi_Update
-/* 003D4 80889D34 27BDFFE8 */  addiu   $sp, $sp, 0xFFE8           ## $sp = FFFFFFE8
-/* 003D8 80889D38 AFBF0014 */  sw      $ra, 0x0014($sp)           
-/* 003DC 80889D3C 8C990164 */  lw      $t9, 0x0164($a0)           ## 00000164
-/* 003E0 80889D40 0320F809 */  jalr    $ra, $t9                   
-/* 003E4 80889D44 00000000 */  nop
-/* 003E8 80889D48 8FBF0014 */  lw      $ra, 0x0014($sp)           
-/* 003EC 80889D4C 27BD0018 */  addiu   $sp, $sp, 0x0018           ## $sp = 00000000
-/* 003F0 80889D50 03E00008 */  jr      $ra                        
-/* 003F4 80889D54 00000000 */  nop
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889ACC.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889ACC.s
deleted file mode 100644
index eb74ecd1dd..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889ACC.s
+++ /dev/null
@@ -1,39 +0,0 @@
-glabel func_80889ACC
-/* 0016C 80889ACC 27BDFFD8 */  addiu   $sp, $sp, 0xFFD8           ## $sp = FFFFFFD8
-/* 00170 80889AD0 AFBF0014 */  sw      $ra, 0x0014($sp)           
-/* 00174 80889AD4 00802825 */  or      $a1, $a0, $zero            ## $a1 = 00000000
-/* 00178 80889AD8 84840032 */  lh      $a0, 0x0032($a0)           ## 00000032
-/* 0017C 80889ADC 0C01DE1C */  jal     Math_Sins
-              ## sins?
-/* 00180 80889AE0 AFA50028 */  sw      $a1, 0x0028($sp)           
-/* 00184 80889AE4 8FA50028 */  lw      $a1, 0x0028($sp)           
-/* 00188 80889AE8 3C018089 */  lui     $at, %hi(D_80889E40)       ## $at = 80890000
-/* 0018C 80889AEC 84AE001C */  lh      $t6, 0x001C($a1)           ## 0000001C
-/* 00190 80889AF0 31CF00FF */  andi    $t7, $t6, 0x00FF           ## $t7 = 00000000
-/* 00194 80889AF4 000FC080 */  sll     $t8, $t7,  2               
-/* 00198 80889AF8 00380821 */  addu    $at, $at, $t8              
-/* 0019C 80889AFC C4249E40 */  lwc1    $f4, %lo(D_80889E40)($at)  
-/* 001A0 80889B00 46040182 */  mul.s   $f6, $f0, $f4              
-/* 001A4 80889B04 E7A60018 */  swc1    $f6, 0x0018($sp)           
-/* 001A8 80889B08 0C01DE0D */  jal     Math_Coss
-              ## coss?
-/* 001AC 80889B0C 84A40032 */  lh      $a0, 0x0032($a1)           ## 00000032
-/* 001B0 80889B10 8FA50028 */  lw      $a1, 0x0028($sp)           
-/* 001B4 80889B14 3C018089 */  lui     $at, %hi(D_80889E40)       ## $at = 80890000
-/* 001B8 80889B18 C7B00018 */  lwc1    $f16, 0x0018($sp)          
-/* 001BC 80889B1C 84B9001C */  lh      $t9, 0x001C($a1)           ## 0000001C
-/* 001C0 80889B20 C4AA0008 */  lwc1    $f10, 0x0008($a1)          ## 00000008
-/* 001C4 80889B24 C4A40010 */  lwc1    $f4, 0x0010($a1)           ## 00000010
-/* 001C8 80889B28 332800FF */  andi    $t0, $t9, 0x00FF           ## $t0 = 00000000
-/* 001CC 80889B2C 00084880 */  sll     $t1, $t0,  2               
-/* 001D0 80889B30 00290821 */  addu    $at, $at, $t1              
-/* 001D4 80889B34 C4289E40 */  lwc1    $f8, %lo(D_80889E40)($at)  
-/* 001D8 80889B38 46105480 */  add.s   $f18, $f10, $f16           
-/* 001DC 80889B3C 46080082 */  mul.s   $f2, $f0, $f8              
-/* 001E0 80889B40 E4B20024 */  swc1    $f18, 0x0024($a1)          ## 00000024
-/* 001E4 80889B44 46022180 */  add.s   $f6, $f4, $f2              
-/* 001E8 80889B48 E4A6002C */  swc1    $f6, 0x002C($a1)           ## 0000002C
-/* 001EC 80889B4C 8FBF0014 */  lw      $ra, 0x0014($sp)           
-/* 001F0 80889B50 27BD0028 */  addiu   $sp, $sp, 0x0028           ## $sp = 00000000
-/* 001F4 80889B54 03E00008 */  jr      $ra                        
-/* 001F8 80889B58 00000000 */  nop
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889B5C.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889B5C.s
deleted file mode 100644
index 0bc9c30a26..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889B5C.s
+++ /dev/null
@@ -1,28 +0,0 @@
-glabel func_80889B5C
-/* 001FC 80889B5C 27BDFFE8 */  addiu   $sp, $sp, 0xFFE8           ## $sp = FFFFFFE8
-/* 00200 80889B60 AFA40018 */  sw      $a0, 0x0018($sp)           
-/* 00204 80889B64 8FAE0018 */  lw      $t6, 0x0018($sp)           
-/* 00208 80889B68 AFBF0014 */  sw      $ra, 0x0014($sp)           
-/* 0020C 80889B6C AFA5001C */  sw      $a1, 0x001C($sp)           
-/* 00210 80889B70 00A02025 */  or      $a0, $a1, $zero            ## $a0 = 00000000
-/* 00214 80889B74 85C5001C */  lh      $a1, 0x001C($t6)           ## 0000001C
-/* 00218 80889B78 00052A03 */  sra     $a1, $a1,  8               
-/* 0021C 80889B7C 0C00B2D0 */  jal     Flags_GetSwitch
-              
-/* 00220 80889B80 30A500FF */  andi    $a1, $a1, 0x00FF           ## $a1 = 00000000
-/* 00224 80889B84 1040000A */  beq     $v0, $zero, .L80889BB0     
-/* 00228 80889B88 8FA40018 */  lw      $a0, 0x0018($sp)           
-/* 0022C 80889B8C 3C058089 */  lui     $a1, %hi(func_80889BC0)    ## $a1 = 80890000
-/* 00230 80889B90 0C222658 */  jal     BgHidanKousi_SetupAction              
-/* 00234 80889B94 24A59BC0 */  addiu   $a1, $a1, %lo(func_80889BC0) ## $a1 = 80889BC0
-/* 00238 80889B98 8FA4001C */  lw      $a0, 0x001C($sp)           
-/* 0023C 80889B9C 0C020120 */  jal     func_80080480              
-/* 00240 80889BA0 8FA50018 */  lw      $a1, 0x0018($sp)           
-/* 00244 80889BA4 8FB80018 */  lw      $t8, 0x0018($sp)           
-/* 00248 80889BA8 240F00C8 */  addiu   $t7, $zero, 0x00C8         ## $t7 = 000000C8
-/* 0024C 80889BAC A70F0168 */  sh      $t7, 0x0168($t8)           ## 00000168
-.L80889BB0:
-/* 00250 80889BB0 8FBF0014 */  lw      $ra, 0x0014($sp)           
-/* 00254 80889BB4 27BD0018 */  addiu   $sp, $sp, 0x0018           ## $sp = 00000000
-/* 00258 80889BB8 03E00008 */  jr      $ra                        
-/* 0025C 80889BBC 00000000 */  nop
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889BC0.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889BC0.s
deleted file mode 100644
index a72b0de623..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889BC0.s
+++ /dev/null
@@ -1,25 +0,0 @@
-glabel func_80889BC0
-/* 00260 80889BC0 27BDFFE8 */  addiu   $sp, $sp, 0xFFE8           ## $sp = FFFFFFE8
-/* 00264 80889BC4 AFBF0014 */  sw      $ra, 0x0014($sp)           
-/* 00268 80889BC8 AFA5001C */  sw      $a1, 0x001C($sp)           
-/* 0026C 80889BCC 848E0168 */  lh      $t6, 0x0168($a0)           ## 00000168
-/* 00270 80889BD0 25CFFFFF */  addiu   $t7, $t6, 0xFFFF           ## $t7 = FFFFFFFF
-/* 00274 80889BD4 A48F0168 */  sh      $t7, 0x0168($a0)           ## 00000168
-/* 00278 80889BD8 0C016C66 */  jal     func_8005B198              
-/* 0027C 80889BDC AFA40018 */  sw      $a0, 0x0018($sp)           
-/* 00280 80889BE0 8FA40018 */  lw      $a0, 0x0018($sp)           
-/* 00284 80889BE4 3C058089 */  lui     $a1, %hi(func_80889C18)    ## $a1 = 80890000
-/* 00288 80889BE8 90980002 */  lbu     $t8, 0x0002($a0)           ## 00000002
-/* 0028C 80889BEC 10580004 */  beq     $v0, $t8, .L80889C00       
-/* 00290 80889BF0 00000000 */  nop
-/* 00294 80889BF4 84990168 */  lh      $t9, 0x0168($a0)           ## 00000168
-/* 00298 80889BF8 5F200004 */  bgtzl   $t9, .L80889C0C            
-/* 0029C 80889BFC 8FBF0014 */  lw      $ra, 0x0014($sp)           
-.L80889C00:
-/* 002A0 80889C00 0C222658 */  jal     BgHidanKousi_SetupAction              
-/* 002A4 80889C04 24A59C18 */  addiu   $a1, $a1, %lo(func_80889C18) ## $a1 = 80889C18
-/* 002A8 80889C08 8FBF0014 */  lw      $ra, 0x0014($sp)           
-.L80889C0C:
-/* 002AC 80889C0C 27BD0018 */  addiu   $sp, $sp, 0x0018           ## $sp = 00000000
-/* 002B0 80889C10 03E00008 */  jr      $ra                        
-/* 002B4 80889C14 00000000 */  nop
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889C18.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889C18.s
deleted file mode 100644
index 3af567c91b..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889C18.s
+++ /dev/null
@@ -1,38 +0,0 @@
-.late_rodata
-glabel D_80889F34
-    .float 0.2
-
-.text
-glabel func_80889C18
-/* 002B8 80889C18 27BDFFE8 */  addiu   $sp, $sp, 0xFFE8           ## $sp = FFFFFFE8
-/* 002BC 80889C1C 3C014000 */  lui     $at, 0x4000                ## $at = 40000000
-/* 002C0 80889C20 44810000 */  mtc1    $at, $f0                   ## $f0 = 2.00
-/* 002C4 80889C24 AFBF0014 */  sw      $ra, 0x0014($sp)           
-/* 002C8 80889C28 AFA5001C */  sw      $a1, 0x001C($sp)           
-/* 002CC 80889C2C 3C018089 */  lui     $at, %hi(D_80889F34)       ## $at = 80890000
-/* 002D0 80889C30 C4269F34 */  lwc1    $f6, %lo(D_80889F34)($at)  
-/* 002D4 80889C34 C4840068 */  lwc1    $f4, 0x0068($a0)           ## 00000068
-/* 002D8 80889C38 3C058089 */  lui     $a1, %hi(func_80889C90)    ## $a1 = 80890000
-/* 002DC 80889C3C 24A59C90 */  addiu   $a1, $a1, %lo(func_80889C90) ## $a1 = 80889C90
-/* 002E0 80889C40 46062200 */  add.s   $f8, $f4, $f6              
-/* 002E4 80889C44 E4880068 */  swc1    $f8, 0x0068($a0)           ## 00000068
-/* 002E8 80889C48 C48A0068 */  lwc1    $f10, 0x0068($a0)          ## 00000068
-/* 002EC 80889C4C 460A003C */  c.lt.s  $f0, $f10                  
-/* 002F0 80889C50 00000000 */  nop
-/* 002F4 80889C54 45000005 */  bc1f    .L80889C6C                 
-/* 002F8 80889C58 00000000 */  nop
-/* 002FC 80889C5C E4800068 */  swc1    $f0, 0x0068($a0)           ## 00000068
-/* 00300 80889C60 0C222658 */  jal     BgHidanKousi_SetupAction              
-/* 00304 80889C64 AFA40018 */  sw      $a0, 0x0018($sp)           
-/* 00308 80889C68 8FA40018 */  lw      $a0, 0x0018($sp)           
-.L80889C6C:
-/* 0030C 80889C6C 0C00B638 */  jal     Actor_MoveForward
-              
-/* 00310 80889C70 AFA40018 */  sw      $a0, 0x0018($sp)           
-/* 00314 80889C74 8FA40018 */  lw      $a0, 0x0018($sp)           
-/* 00318 80889C78 0C00BE5D */  jal     func_8002F974              
-/* 0031C 80889C7C 24052036 */  addiu   $a1, $zero, 0x2036         ## $a1 = 00002036
-/* 00320 80889C80 8FBF0014 */  lw      $ra, 0x0014($sp)           
-/* 00324 80889C84 27BD0018 */  addiu   $sp, $sp, 0x0018           ## $sp = 00000000
-/* 00328 80889C88 03E00008 */  jr      $ra                        
-/* 0032C 80889C8C 00000000 */  nop
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889C90.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889C90.s
deleted file mode 100644
index bcfa68587d..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889C90.s
+++ /dev/null
@@ -1,43 +0,0 @@
-glabel func_80889C90
-/* 00330 80889C90 27BDFFE0 */  addiu   $sp, $sp, 0xFFE0           ## $sp = FFFFFFE0
-/* 00334 80889C94 AFBF001C */  sw      $ra, 0x001C($sp)           
-/* 00338 80889C98 AFB00018 */  sw      $s0, 0x0018($sp)           
-/* 0033C 80889C9C 00808025 */  or      $s0, $a0, $zero            ## $s0 = 00000000
-/* 00340 80889CA0 0C00B5FB */  jal     func_8002D7EC              
-/* 00344 80889CA4 AFA50024 */  sw      $a1, 0x0024($sp)           
-/* 00348 80889CA8 26040008 */  addiu   $a0, $s0, 0x0008           ## $a0 = 00000008
-/* 0034C 80889CAC 0C01DFE4 */  jal     Math_Vec3f_DistXYZ
-              
-/* 00350 80889CB0 26050024 */  addiu   $a1, $s0, 0x0024           ## $a1 = 00000024
-/* 00354 80889CB4 860E001C */  lh      $t6, 0x001C($s0)           ## 0000001C
-/* 00358 80889CB8 3C018089 */  lui     $at, %hi(D_80889E40)       ## $at = 80890000
-/* 0035C 80889CBC 02002025 */  or      $a0, $s0, $zero            ## $a0 = 00000000
-/* 00360 80889CC0 31CF00FF */  andi    $t7, $t6, 0x00FF           ## $t7 = 00000000
-/* 00364 80889CC4 000FC080 */  sll     $t8, $t7,  2               
-/* 00368 80889CC8 00380821 */  addu    $at, $at, $t8              
-/* 0036C 80889CCC C4249E40 */  lwc1    $f4, %lo(D_80889E40)($at)  
-/* 00370 80889CD0 4600203C */  c.lt.s  $f4, $f0                   
-/* 00374 80889CD4 00000000 */  nop
-/* 00378 80889CD8 4500000C */  bc1f    .L80889D0C                 
-/* 0037C 80889CDC 00000000 */  nop
-/* 00380 80889CE0 0C2226B3 */  jal     func_80889ACC              
-/* 00384 80889CE4 02002025 */  or      $a0, $s0, $zero            ## $a0 = 00000000
-/* 00388 80889CE8 3C058089 */  lui     $a1, %hi(func_80889D28)    ## $a1 = 80890000
-/* 0038C 80889CEC 24A59D28 */  addiu   $a1, $a1, %lo(func_80889D28) ## $a1 = 80889D28
-/* 00390 80889CF0 0C222658 */  jal     BgHidanKousi_SetupAction              
-/* 00394 80889CF4 02002025 */  or      $a0, $s0, $zero            ## $a0 = 00000000
-/* 00398 80889CF8 02002025 */  or      $a0, $s0, $zero            ## $a0 = 00000000
-/* 0039C 80889CFC 0C00BE0A */  jal     Audio_PlayActorSound2
-              
-/* 003A0 80889D00 24052837 */  addiu   $a1, $zero, 0x2837         ## $a1 = 00002837
-/* 003A4 80889D04 10000004 */  beq     $zero, $zero, .L80889D18   
-/* 003A8 80889D08 8FBF001C */  lw      $ra, 0x001C($sp)           
-.L80889D0C:
-/* 003AC 80889D0C 0C00BE5D */  jal     func_8002F974              
-/* 003B0 80889D10 24052036 */  addiu   $a1, $zero, 0x2036         ## $a1 = 00002036
-/* 003B4 80889D14 8FBF001C */  lw      $ra, 0x001C($sp)           
-.L80889D18:
-/* 003B8 80889D18 8FB00018 */  lw      $s0, 0x0018($sp)           
-/* 003BC 80889D1C 27BD0020 */  addiu   $sp, $sp, 0x0020           ## $sp = 00000000
-/* 003C0 80889D20 03E00008 */  jr      $ra                        
-/* 003C4 80889D24 00000000 */  nop
diff --git a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889D28.s b/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889D28.s
deleted file mode 100644
index cffcfec58b..0000000000
--- a/asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889D28.s
+++ /dev/null
@@ -1,4 +0,0 @@
-glabel func_80889D28
-/* 003C8 80889D28 AFA40000 */  sw      $a0, 0x0000($sp)           
-/* 003CC 80889D2C 03E00008 */  jr      $ra                        
-/* 003D0 80889D30 AFA50004 */  sw      $a1, 0x0004($sp)           
diff --git a/data/overlays/actors/z_bg_hidan_kousi.data.s b/data/overlays/actors/z_bg_hidan_kousi.data.s
deleted file mode 100644
index 99bc8d0687..0000000000
--- a/data/overlays/actors/z_bg_hidan_kousi.data.s
+++ /dev/null
@@ -1,26 +0,0 @@
-.include "macro.inc"
-
- # assembler directives
- .set noat      # allow manual use of $at
- .set noreorder # don't insert nops after branches
- .set gp=64     # allow use of 64-bit general purposee registers
-
-.section .data
-
-glabel D_80889E40
- .word 0x42F00000, 0x43160000, 0x43160000
-glabel Bg_Hidan_Kousi_InitVars
- .word 0x006F0600, 0x00000010, 0x002C0000, 0x0000016C
-.word BgHidanKousi_Init
-.word BgHidanKousi_Destroy
-.word BgHidanKousi_Update
-.word BgHidanKousi_Draw
-glabel D_80889E6C
- .word 0x48500064
-glabel D_80889E70
- .word 0x0600E2CC, 0x0600E380, 0x0600E430
-glabel D_80889E7C
- .word 0x4000C000, 0xC0000000
-glabel D_80889E84
- .word 0x0600C798, 0x0600BFA8, 0x0600BB58
-
diff --git a/data/overlays/actors/z_bg_hidan_kousi.reloc.s b/data/overlays/actors/z_bg_hidan_kousi.reloc.s
deleted file mode 100644
index cefa1e679f..0000000000
--- a/data/overlays/actors/z_bg_hidan_kousi.reloc.s
+++ /dev/null
@@ -1,11 +0,0 @@
-.include "macro.inc"
-
- # assembler directives
- .set noat      # allow manual use of $at
- .set noreorder # don't insert nops after branches
- .set gp=64     # allow use of 64-bit general purposee registers
-
-.section .rodata
-glabel D_80889F40
-
-.incbin "baserom/ovl_Bg_Hidan_Kousi", 0x5E0, 0x000000E0
diff --git a/spec b/spec
index 32aaeef1d6..996e45d8f3 100644
--- a/spec
+++ b/spec
@@ -907,8 +907,7 @@ endseg
 beginseg
     name "ovl_Bg_Hidan_Kousi"
     include "build/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi.o"
-    include "build/data/overlays/actors/z_bg_hidan_kousi.data.o"
-    include "build/data/overlays/actors/z_bg_hidan_kousi.reloc.o"
+    include "build/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi_reloc.o"
 endseg
 
 beginseg
diff --git a/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi.c b/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi.c
index dec75fe853..12eb9bc5e2 100644
--- a/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi.c
+++ b/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi.c
@@ -1,3 +1,9 @@
+/*
+ * File: z_bg_hidan_kousi.c
+ * Overlay: ovl_Bg_Hidan_Kousi
+ * Description:
+ */
+
 #include "z_bg_hidan_kousi.h"
 
 #define FLAGS 0x00000010
@@ -9,7 +15,19 @@ void BgHidanKousi_Destroy(Actor* thisx, GlobalContext* globalCtx);
 void BgHidanKousi_Update(Actor* thisx, GlobalContext* globalCtx);
 void BgHidanKousi_Draw(Actor* thisx, GlobalContext* globalCtx);
 
-/*
+void func_80889ACC(BgHidanKousi* this);
+void func_80889B5C(BgHidanKousi* this, GlobalContext* globalCtx);
+void func_80889BC0(BgHidanKousi* this, GlobalContext* globalCtx);
+void func_80889C18(BgHidanKousi* this, GlobalContext* globalCtx);
+void func_80889C90(BgHidanKousi* this, GlobalContext* globalCtx);
+void func_80889D28(BgHidanKousi* this, GlobalContext* globalCtx);
+
+f32 D_80889E40[] = {
+    120.0f,
+    150.0f,
+    150.0f,
+};
+
 const ActorInit Bg_Hidan_Kousi_InitVars = {
     ACTOR_BG_HIDAN_KOUSI,
     ACTORTYPE_PROP,
@@ -21,25 +39,129 @@ const ActorInit Bg_Hidan_Kousi_InitVars = {
     (ActorFunc)BgHidanKousi_Update,
     (ActorFunc)BgHidanKousi_Draw,
 };
-*/
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_SetupAction.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Init.s")
+static InitChainEntry D_80889E6C[] = {
+    ICHAIN_VEC3F_DIV1000(scale, 100, ICHAIN_STOP),
+};
+
+u32 D_80889E70[] = {
+    0x0600E2CC,
+    0x0600E380,
+    0x0600E430,
+};
+s16 D_80889E7C[] = {
+    0x4000,
+    0xC000,
+    0xC000,
+    0x0000,
+};
+u32 D_80889E84[] = {
+    0x0600C798,
+    0x0600BFA8,
+    0x0600BB58,
+};
+
+void BgHidanKousi_SetupAction(BgHidanKousi* this, BgHidanKousiActionFunc actionFunc) {
+    this->actionFunc = actionFunc;
+}
+
+void BgHidanKousi_Init(Actor* thisx, GlobalContext* globalCtx) {
+    BgHidanKousi* this = THIS;
+    s32 pad;
+    u32 localC = 0;
+
+    DynaPolyInfo_SetActorMove(&this->dyna, 0);
+    Actor_SetHeight(thisx, 50.0f);
+    osSyncPrintf("◯◯◯炎の神殿オブジェクト【格子(arg_data : %0x)】出現 (%d %d)\n", thisx->params, thisx->params & 0xFF,
+                 ((s32)thisx->params >> 8) & 0xFF);
+
+    Actor_ProcessInitChain(thisx, D_80889E6C);
+    if (((thisx->params & 0xFF) < 0) || ((thisx->params & 0xFF) >= 3)) {
+        osSyncPrintf("arg_data おかしい 【格子】\n");
+    }
+
+    DynaPolyInfo_Alloc(D_80889E70[thisx->params & 0xFF], &localC);
+    this->dyna.dynaPolyId = DynaPolyInfo_RegisterActor(globalCtx, &globalCtx->colCtx.dyna, thisx, localC);
+    thisx->posRot.rot.y = D_80889E7C[this->dyna.actor.params & 0xFF] + thisx->shape.rot.y;
+    if (Flags_GetSwitch(globalCtx, (thisx->params >> 8) & 0xFF)) {
+        func_80889ACC(this);
+        BgHidanKousi_SetupAction(this, func_80889D28);
+    } else {
+        BgHidanKousi_SetupAction(this, func_80889B5C);
+    }
+}
+
+void BgHidanKousi_Destroy(Actor* thisx, GlobalContext* globalCtx) {
+    BgHidanKousi* this = THIS;
+    DynaPolyInfo_Free(globalCtx, &globalCtx->colCtx.dyna, this->dyna.dynaPolyId);
+}
+
+void func_80889ACC(BgHidanKousi* this) {
+    s32 pad[2];
+    Vec3s* rot = &this->dyna.actor.posRot.rot;
+    f32 temp1 = D_80889E40[this->dyna.actor.params & 0xFF] * Math_Sins(rot->y);
+    f32 temp2 = D_80889E40[this->dyna.actor.params & 0xFF] * Math_Coss(rot->y);
+    Vec3f* initPos = &this->dyna.actor.initPosRot.pos;
+
+    this->dyna.actor.posRot.pos.x = initPos->x + temp1;
+    this->dyna.actor.posRot.pos.z = initPos->z + temp2;
+}
+
+void func_80889B5C(BgHidanKousi* this, GlobalContext* globalCtx) {
+    if (Flags_GetSwitch(globalCtx, (this->dyna.actor.params >> 8) & 0xFF)) {
+        BgHidanKousi_SetupAction(this, func_80889BC0);
+        func_80080480(globalCtx, this);
+        this->unk_168 = 0xC8;
+    }
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Destroy.s")
+void func_80889BC0(BgHidanKousi* this, GlobalContext* globalCtx) {
+    this->unk_168 -= 1;
+    if (this->dyna.actor.type == func_8005B198() || (this->unk_168 <= 0)) {
+        BgHidanKousi_SetupAction(this, func_80889C18);
+    }
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889ACC.s")
+void func_80889C18(BgHidanKousi* this, GlobalContext* globalCtx) {
+    this->dyna.actor.speedXZ += 0.2f;
+    if (this->dyna.actor.speedXZ > 2.0f) {
+        this->dyna.actor.speedXZ = 2.0f;
+        BgHidanKousi_SetupAction(this, func_80889C90);
+    }
+    Actor_MoveForward(&this->dyna.actor);
+    func_8002F974(&this->dyna.actor, 0x2036);
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889B5C.s")
+void func_80889C90(BgHidanKousi* this, GlobalContext* globalCtx) {
+    func_8002D7EC(&this->dyna.actor);
+    if (D_80889E40[this->dyna.actor.params & 0xFF] <
+        Math_Vec3f_DistXYZ(&this->dyna.actor.initPosRot.pos, &this->dyna.actor.posRot.pos)) {
+        func_80889ACC(this);
+        BgHidanKousi_SetupAction(this, func_80889D28);
+        Audio_PlayActorSound2(&this->dyna.actor, NA_SE_EV_METALDOOR_STOP);
+    } else {
+        func_8002F974(&this->dyna.actor, 0x2036);
+    }
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889BC0.s")
+void func_80889D28(BgHidanKousi* this, GlobalContext* globalCtx) {
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889C18.s")
+void BgHidanKousi_Update(Actor* thisx, GlobalContext* globalCtx) {
+    BgHidanKousi* this = THIS;
+    this->actionFunc(this, globalCtx);
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889C90.s")
+void BgHidanKousi_Draw(Actor* thisx, GlobalContext* globalCtx) {
+    GraphicsContext* gfxCtx = globalCtx->state.gfxCtx;
+    Gfx* dispRefs[4];
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/func_80889D28.s")
+    Graph_OpenDisps(dispRefs, globalCtx->state.gfxCtx, "../z_bg_hidan_kousi.c", 350);
+    func_80093D18(globalCtx->state.gfxCtx);
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Update.s")
+    gSPMatrix(gfxCtx->polyOpa.p++, Matrix_NewMtx(globalCtx->state.gfxCtx, "../z_bg_hidan_kousi.c", 354),
+              G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
+    gSPDisplayList(gfxCtx->polyOpa.p++, D_80889E84[thisx->params & 0xFF]);
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/actors/ovl_Bg_Hidan_Kousi/BgHidanKousi_Draw.s")
+    Graph_CloseDisps(dispRefs, globalCtx->state.gfxCtx, "../z_bg_hidan_kousi.c", 359);
+}
diff --git a/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi.h b/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi.h
index ecd1fadc21..24a348e083 100644
--- a/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi.h
+++ b/src/overlays/actors/ovl_Bg_Hidan_Kousi/z_bg_hidan_kousi.h
@@ -6,9 +6,12 @@
 
 struct BgHidanKousi;
 
+typedef void (*BgHidanKousiActionFunc)(struct BgHidanKousi*, GlobalContext*);
+
 typedef struct BgHidanKousi {
-    /* 0x0000 */ Actor actor;
-    /* 0x014C */ char unk_14C[0x20];
+    /* 0x0000 */ DynaPolyActor dyna;
+    /* 0x0164 */ BgHidanKousiActionFunc actionFunc;
+    /* 0x0168 */ s16 unk_168;
 } BgHidanKousi; // size = 0x016C
 
 extern const ActorInit Bg_Hidan_Kousi_InitVars;