diff --git a/src/eval/nnue/architectures/halfkp-cr-ep_256x2-32-32.h b/src/eval/nnue/architectures/halfkp-cr-ep_256x2-32-32.h
index 7063f334..9f1f97c0 100644
--- a/src/eval/nnue/architectures/halfkp-cr-ep_256x2-32-32.h
+++ b/src/eval/nnue/architectures/halfkp-cr-ep_256x2-32-32.h
@@ -1,5 +1,8 @@
 // NNUE評価関数で用いる入力特徴量とネットワーク構造の定義
 
+#ifndef HALFKP_CR_EP_256X2_32_32_H
+#define HALFKP_CR_EP_256X2_32_32_H
+
 #include "../features/feature_set.h"
 #include "../features/half_kp.h"
 #include "../features/castling_right.h"
@@ -36,3 +39,4 @@ namespace Eval {
   }  // namespace NNUE
 
 }  // namespace Eval
+#endif // HALFKP_CR_EP_256X2_32_32_H
\ No newline at end of file
diff --git a/src/eval/nnue/architectures/halfkp_256x2-32-32.h b/src/eval/nnue/architectures/halfkp_256x2-32-32.h
index 9b25ee54..c79747c3 100644
--- a/src/eval/nnue/architectures/halfkp_256x2-32-32.h
+++ b/src/eval/nnue/architectures/halfkp_256x2-32-32.h
@@ -1,5 +1,8 @@
 �ｻｿ// NNUE隧穂ｾ｡髢｢謨ｰ縺ｧ逕ｨ縺�繧句�･蜉帷音蠕ｴ驥上→繝阪ャ繝医Ρ繝ｼ繧ｯ讒矩��縺ｮ螳夂ｾｩ
 
+#ifndef HALFKP_256X2_32_32_H
+#define HALFKP_256X2_32_32_H
+
 #include "../features/feature_set.h"
 #include "../features/half_kp.h"
 
@@ -33,3 +36,4 @@ using Network = Layers::OutputLayer;
 }  // namespace NNUE
 
 }  // namespace Eval
+#endif // HALFKP_256X2_32_32_H
diff --git a/src/eval/nnue/architectures/k-p-cr-ep_256x2-32-32.h b/src/eval/nnue/architectures/k-p-cr-ep_256x2-32-32.h
index 17871169..dc761866 100644
--- a/src/eval/nnue/architectures/k-p-cr-ep_256x2-32-32.h
+++ b/src/eval/nnue/architectures/k-p-cr-ep_256x2-32-32.h
@@ -1,5 +1,8 @@
 // NNUE評価関数で用いる入力特徴量とネットワーク構造の定義
 
+#ifndef K_P_CR_EP_256X2_32_32_H
+#define K_P_CR_EP_256X2_32_32_H
+
 #include "../features/feature_set.h"
 #include "../features/k.h"
 #include "../features/p.h"
@@ -36,3 +39,4 @@ namespace Eval {
   }  // namespace NNUE
 
 }  // namespace Eval
+#endif // K_P_CR_EP_256X2_32_32_H
\ No newline at end of file
diff --git a/src/eval/nnue/architectures/k-p-cr_256x2-32-32.h b/src/eval/nnue/architectures/k-p-cr_256x2-32-32.h
index 9ce7ecf1..331cb4f2 100644
--- a/src/eval/nnue/architectures/k-p-cr_256x2-32-32.h
+++ b/src/eval/nnue/architectures/k-p-cr_256x2-32-32.h
@@ -1,5 +1,8 @@
 // NNUE評価関数で用いる入力特徴量とネットワーク構造の定義
 
+#ifndef K_P_CR_256X2_32_32_H
+#define K_P_CR_256X2_32_32_H
+
 #include "../features/feature_set.h"
 #include "../features/k.h"
 #include "../features/p.h"
@@ -35,3 +38,4 @@ namespace Eval {
   }  // namespace NNUE
 
 }  // namespace Eval
+#endif // K_P_CR_256X2_32_32_H
\ No newline at end of file
diff --git a/src/eval/nnue/architectures/k-p_256x2-32-32.h b/src/eval/nnue/architectures/k-p_256x2-32-32.h
index b77aeaa6..2576ddfa 100644
--- a/src/eval/nnue/architectures/k-p_256x2-32-32.h
+++ b/src/eval/nnue/architectures/k-p_256x2-32-32.h
@@ -1,4 +1,6 @@
 �ｻｿ// NNUE隧穂ｾ｡髢｢謨ｰ縺ｧ逕ｨ縺�繧句�･蜉帷音蠕ｴ驥上→繝阪ャ繝医Ρ繝ｼ繧ｯ讒矩��縺ｮ螳夂ｾｩ
+#ifndef K_P_256X2_32_32_H
+#define K_P_256X2_32_32_H
 
 #include "../features/feature_set.h"
 #include "../features/k.h"
@@ -33,3 +35,4 @@ using Network = Layers::OutputLayer;
 }  // namespace NNUE
 
 }  // namespace Eval
+#endif // K_P_256X2_32_32_H
\ No newline at end of file