diff --git a/sprout/array/make_array.hpp b/sprout/array/make_array.hpp
index a7b27f0c..95aa955b 100644
--- a/sprout/array/make_array.hpp
+++ b/sprout/array/make_array.hpp
@@ -30,6 +30,11 @@ namespace sprout {
 	make_array(Types&&... args) {
 		return sprout::array<typename std::remove_cv<T>::type, sizeof...(Types)>{{T(SPROUT_FORWARD(Types, args))...}};
 	}
+	template<typename T, std::size_t N, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::array<typename std::remove_cv<T>::type, N>
+	make_array(Types&&... args) {
+		return sprout::array<typename std::remove_cv<T>::type, N>{{T(SPROUT_FORWARD(Types, args))...}};
+	}
 	template<sprout::detail::make_array_t = sprout::detail::make_array_in_common_elements, typename... Types>
 	inline SPROUT_CONSTEXPR sprout::array<typename sprout::common_decay<Types...>::type, sizeof...(Types)>
 	make_array(Types&&... args) {
@@ -37,6 +42,13 @@ namespace sprout {
 		typedef sprout::array<value_type, sizeof...(Types)> type;
 		return type{{value_type(SPROUT_FORWARD(Types, args))...}};
 	}
+	template<std::size_t N, sprout::detail::make_array_t = sprout::detail::make_array_in_common_elements, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::array<typename sprout::common_decay<Types...>::type, N>
+	make_array(Types&&... args) {
+		typedef typename sprout::common_decay<Types...>::type value_type;
+		typedef sprout::array<value_type, N> type;
+		return type{{value_type(SPROUT_FORWARD(Types, args))...}};
+	}
 
 	//
 	// make_array_without_narrowing
@@ -46,6 +58,11 @@ namespace sprout {
 	make_array_without_narrowing(Types&&... args) {
 		return sprout::array<typename std::remove_cv<T>::type, sizeof...(Types)>{{SPROUT_FORWARD(Types, args)...}};
 	}
+	template<typename T, std::size_t N, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::array<typename std::remove_cv<T>::type, N>
+	make_array_without_narrowing(Types&&... args) {
+		return sprout::array<typename std::remove_cv<T>::type, N>{{SPROUT_FORWARD(Types, args)...}};
+	}
 	template<sprout::detail::make_array_t = sprout::detail::make_array_in_common_elements, typename... Types>
 	inline SPROUT_CONSTEXPR sprout::array<typename sprout::common_decay<Types...>::type, sizeof...(Types)>
 	make_array_without_narrowing(Types&&... args) {
@@ -53,6 +70,13 @@ namespace sprout {
 		typedef sprout::array<value_type, sizeof...(Types)> type;
 		return type{{SPROUT_FORWARD(Types, args)...}};
 	}
+	template<std::size_t N, sprout::detail::make_array_t = sprout::detail::make_array_in_common_elements, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::array<typename sprout::common_decay<Types...>::type, N>
+	make_array_without_narrowing(Types&&... args) {
+		typedef typename sprout::common_decay<Types...>::type value_type;
+		typedef sprout::array<value_type, N> type;
+		return type{{SPROUT_FORWARD(Types, args)...}};
+	}
 
 	//
 	// make_common_array
@@ -62,6 +86,11 @@ namespace sprout {
 	make_common_array(Types&&... args) {
 		return sprout::make_array(SPROUT_FORWARD(Types, args)...);
 	}
+	template<std::size_t N, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::array<typename sprout::common_decay<Types...>::type, N>
+	make_common_array(Types&&... args) {
+		return sprout::make_array<N>(SPROUT_FORWARD(Types, args)...);
+	}
 
 	//
 	// convert_array
diff --git a/sprout/string/make_string.hpp b/sprout/string/make_string.hpp
index 417a8da6..7d94ad70 100644
--- a/sprout/string/make_string.hpp
+++ b/sprout/string/make_string.hpp
@@ -16,33 +16,55 @@
 #include <sprout/utility/forward.hpp>
 
 namespace sprout {
+	namespace detail {
+		enum make_string_t {
+			make_string_in_head_type
+		};
+	}	// namespace detail
 	//
 	// make_string
 	//
-	template<typename T, typename... Types>
-	inline SPROUT_CONSTEXPR sprout::basic_string<typename std::decay<T>::type, 1 + sizeof...(Types)>
-	make_string(T&& t, Types&&... args) {
-		typedef sprout::detail::make_construct_impl<
-			sprout::basic_string<typename std::decay<T>::type, 1 + sizeof...(Types)>
-		> impl_type;
-		return impl_type::make(SPROUT_FORWARD(T, t), SPROUT_FORWARD(Types, args)...);
-	}
-
-	//
-	// make_string_as
-	//
 	template<typename T>
 	inline SPROUT_CONSTEXPR sprout::basic_string<typename std::decay<T>::type, 0>
-	make_string_as() {
+	make_string() {
 		return sprout::basic_string<typename std::decay<T>::type, 0>();
 	}
-	template<typename T, typename... Types>
-	inline SPROUT_CONSTEXPR sprout::basic_string<typename std::decay<T>::type, sizeof...(Types)>
-	make_string_as(Types&&... args) {
+	template<typename T, std::size_t N>
+	inline SPROUT_CONSTEXPR sprout::basic_string<typename std::decay<T>::type, N>
+	make_string() {
+		return sprout::basic_string<typename std::decay<T>::type, N>();
+	}
+	template<typename T, typename Head, typename... Tail>
+	inline SPROUT_CONSTEXPR sprout::basic_string<typename std::decay<T>::type, 1 + sizeof...(Tail)>
+	make_string(Head&& head, Tail&&... tail) {
 		typedef sprout::detail::make_construct_impl<
-			sprout::basic_string<typename std::decay<T>::type, sizeof...(Types)>
+			sprout::basic_string<typename std::decay<T>::type, 1 + sizeof...(Tail)>
 		> impl_type;
-		return impl_type::make(SPROUT_FORWARD(Types, args)...);
+		return impl_type::make(SPROUT_FORWARD(Head, head), SPROUT_FORWARD(Tail, tail)...);
+	}
+	template<typename T, std::size_t N, typename Head, typename... Tail>
+	inline SPROUT_CONSTEXPR sprout::basic_string<typename std::decay<T>::type, N>
+	make_string(Head&& head, Tail&&... tail) {
+		typedef sprout::detail::make_construct_impl<
+			sprout::basic_string<typename std::decay<T>::type, N>
+		> impl_type;
+		return impl_type::make(SPROUT_FORWARD(Head, head), SPROUT_FORWARD(Tail, tail)...);
+	}
+	template<sprout::detail::make_string_t = sprout::detail::make_string_in_head_type, typename Head, typename... Tail>
+	inline SPROUT_CONSTEXPR sprout::basic_string<typename std::decay<Head>::type, 1 + sizeof...(Tail)>
+	make_string(Head&& head, Tail&&... tail) {
+		typedef sprout::detail::make_construct_impl<
+			sprout::basic_string<typename std::decay<Head>::type, 1 + sizeof...(Tail)>
+		> impl_type;
+		return impl_type::make(SPROUT_FORWARD(Head, head), SPROUT_FORWARD(Tail, tail)...);
+	}
+	template<std::size_t N, sprout::detail::make_string_t = sprout::detail::make_string_in_head_type, typename Head, typename... Tail>
+	inline SPROUT_CONSTEXPR sprout::basic_string<typename std::decay<Head>::type, N>
+	make_string(Head&& head, Tail&&... tail) {
+		typedef sprout::detail::make_construct_impl<
+			sprout::basic_string<typename std::decay<Head>::type, N>
+		> impl_type;
+		return impl_type::make(SPROUT_FORWARD(Head, head), SPROUT_FORWARD(Tail, tail)...);
 	}
 }	// namespace sprout
 
diff --git a/sprout/type/string/to_string_constant.hpp b/sprout/type/string/to_string_constant.hpp
index 6c9ffc21..6fdcca02 100644
--- a/sprout/type/string/to_string_constant.hpp
+++ b/sprout/type/string/to_string_constant.hpp
@@ -50,7 +50,7 @@ namespace sprout {
 				typename Sequence::value_type,
 				sprout::types::detail::str_length<Sequence>::value
 			> to_string_constant_impl(sprout::index_tuple<Indexes...>) {
-				return sprout::make_string_as<typename Sequence::value_type>(
+				return sprout::make_string<typename Sequence::value_type>(
 					sprout::types::tuple_element<Indexes, Sequence>::type::value...
 					);
 			}
diff --git a/sprout/valarray/make_valarray.hpp b/sprout/valarray/make_valarray.hpp
index 91f283d3..dde612c0 100644
--- a/sprout/valarray/make_valarray.hpp
+++ b/sprout/valarray/make_valarray.hpp
@@ -32,6 +32,13 @@ namespace sprout {
 		typedef sprout::detail::make_construct_impl<type> construct_type;
 		return construct_type::make(T(SPROUT_FORWARD(Types, args))...);
 	}
+	template<typename T, std::size_t N, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::valarray<typename std::remove_cv<T>::type, N>
+	make_valarray(Types&&... args) {
+		typedef sprout::valarray<typename std::remove_cv<T>::type, N> type;
+		typedef sprout::detail::make_construct_impl<type> construct_type;
+		return construct_type::make(T(SPROUT_FORWARD(Types, args))...);
+	}
 	template<sprout::detail::make_valarray_t = sprout::detail::make_valarray_in_common_elements, typename... Types>
 	inline SPROUT_CONSTEXPR sprout::valarray<typename sprout::common_decay<Types...>::type, sizeof...(Types)>
 	make_valarray(Types&&... args) {
@@ -40,6 +47,14 @@ namespace sprout {
 		typedef sprout::detail::make_construct_impl<type> construct_type;
 		return construct_type::make(value_type(SPROUT_FORWARD(Types, args))...);
 	}
+	template<std::size_t N, sprout::detail::make_valarray_t = sprout::detail::make_valarray_in_common_elements, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::valarray<typename sprout::common_decay<Types...>::type, N>
+	make_valarray(Types&&... args) {
+		typedef typename sprout::common_decay<Types...>::type value_type;
+		typedef sprout::valarray<value_type, N> type;
+		typedef sprout::detail::make_construct_impl<type> construct_type;
+		return construct_type::make(value_type(SPROUT_FORWARD(Types, args))...);
+	}
 
 	//
 	// make_valarray_without_narrowing
@@ -51,6 +66,13 @@ namespace sprout {
 		typedef sprout::detail::make_construct_impl<type> construct_type;
 		return construct_type::make(SPROUT_FORWARD(Types, args)...);
 	}
+	template<typename T, std::size_t N, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::valarray<typename std::remove_cv<T>::type, N>
+	make_valarray_without_narrowing(Types&&... args) {
+		typedef sprout::valarray<typename std::remove_cv<T>::type, N> type;
+		typedef sprout::detail::make_construct_impl<type> construct_type;
+		return construct_type::make(SPROUT_FORWARD(Types, args)...);
+	}
 	template<sprout::detail::make_valarray_t = sprout::detail::make_valarray_in_common_elements, typename... Types>
 	inline SPROUT_CONSTEXPR sprout::valarray<typename sprout::common_decay<Types...>::type, sizeof...(Types)>
 	make_valarray_without_narrowing(Types&&... args) {
@@ -59,6 +81,14 @@ namespace sprout {
 		typedef sprout::detail::make_construct_impl<type> construct_type;
 		return construct_type::make(SPROUT_FORWARD(Types, args)...);
 	}
+	template<std::size_t N, sprout::detail::make_valarray_t = sprout::detail::make_valarray_in_common_elements, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::valarray<typename sprout::common_decay<Types...>::type, N>
+	make_valarray_without_narrowing(Types&&... args) {
+		typedef typename sprout::common_decay<Types...>::type value_type;
+		typedef sprout::valarray<value_type, N> type;
+		typedef sprout::detail::make_construct_impl<type> construct_type;
+		return construct_type::make(SPROUT_FORWARD(Types, args)...);
+	}
 
 	//
 	// make_common_valarray
@@ -68,6 +98,11 @@ namespace sprout {
 	make_common_valarray(Types&&... args) {
 		return sprout::make_valarray(SPROUT_FORWARD(Types, args)...);
 	}
+	template<std::size_t N, typename... Types>
+	inline SPROUT_CONSTEXPR sprout::valarray<typename sprout::common_decay<Types...>::type, N>
+	make_common_valarray(Types&&... args) {
+		return sprout::make_valarray<N>(SPROUT_FORWARD(Types, args)...);
+	}
 }	// namespace sprout
 
 #endif	// #ifndef SPROUT_VALARRAY_MAKE_VALARRAY_HPP
diff --git a/sprout/valarray/mask_array.hpp b/sprout/valarray/mask_array.hpp
index b73d95a5..fb26a3f8 100644
--- a/sprout/valarray/mask_array.hpp
+++ b/sprout/valarray/mask_array.hpp
@@ -5,8 +5,8 @@
   Distributed under the Boost Software License, Version 1.0. (See accompanying
   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 =============================================================================*/
-#ifndef SPROUT_VALARRAY_MASKE_ARRAY_HPP
-#define SPROUT_VALARRAY_MASKE_ARRAY_HPP
+#ifndef SPROUT_VALARRAY_MASK_ARRAY_HPP
+#define SPROUT_VALARRAY_MASK_ARRAY_HPP
 
 #include <sprout/config.hpp>
 #include <sprout/workaround/std/cstddef.hpp>
@@ -231,4 +231,4 @@ namespace sprout {
 	}
 }	// namespace sprout
 
-#endif	// #ifndef SPROUT_VALARRAY_MASKE_ARRAY_HPP
+#endif	// #ifndef SPROUT_VALARRAY_MASK_ARRAY_HPP