diff --git a/frontend/public/assets/gekanator/mascot-celebrate.png b/frontend/public/assets/gekanator/mascot-celebrate.png
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index 0000000..6af3e9f
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diff --git a/frontend/public/assets/gekanator/mascot-confident.png b/frontend/public/assets/gekanator/mascot-confident.png
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index 0000000..cd34892
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diff --git a/frontend/public/assets/gekanator/mascot-failed.png b/frontend/public/assets/gekanator/mascot-failed.png
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index 0000000..8ff846a
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diff --git a/frontend/public/assets/gekanator/mascot-idle.png b/frontend/public/assets/gekanator/mascot-idle.png
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index 0000000..127028e
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diff --git a/frontend/public/assets/gekanator/mascot-thinking-far.png b/frontend/public/assets/gekanator/mascot-thinking-far.png
new file mode 100644
index 0000000..f7d38f6
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diff --git a/frontend/public/assets/gekanator/mascot-thinking-mid.png b/frontend/public/assets/gekanator/mascot-thinking-mid.png
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index 0000000..b71afae
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diff --git a/frontend/public/assets/gekanator/mascot-thinking-near.png b/frontend/public/assets/gekanator/mascot-thinking-near.png
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diff --git a/frontend/src/pages/GekanatorPage.tsx b/frontend/src/pages/GekanatorPage.tsx
index a033498..5522e36 100644
--- a/frontend/src/pages/GekanatorPage.tsx
+++ b/frontend/src/pages/GekanatorPage.tsx
@@ -166,13 +166,13 @@ const performanceModeStorageKey = 'gekanator:performance-mode:v1'
 const maxQuestionSuggestionsPerGame = 3
 const maxStoredRecentGames = 12
 const mascotAssetByState: Record<MascotState, string> = {
-    idle: '/gekanator/mascot-idle.png',
-    thinking_far: '/gekanator/mascot-thinking-far.png',
-    thinking_mid: '/gekanator/mascot-thinking-mid.png',
-    thinking_near: '/gekanator/mascot-thinking-near.png',
-    confident: '/gekanator/mascot-confident.png',
-    celebrate: '/gekanator/mascot-celebrate.png',
-    failed: '/gekanator/mascot-failed.png' }
+    idle: '/assets/gekanator/mascot-idle.png',
+    thinking_far: '/assets/gekanator/mascot-thinking-far.png',
+    thinking_mid: '/assets/gekanator/mascot-thinking-mid.png',
+    thinking_near: '/assets/gekanator/mascot-thinking-near.png',
+    confident: '/assets/gekanator/mascot-confident.png',
+    celebrate: '/assets/gekanator/mascot-celebrate.png',
+    failed: '/assets/gekanator/mascot-failed.png' }
 const mascotAltByState: Record<MascotState, string> = {
     idle: '待機する洗澡鹿',
     thinking_far: '遠くを見つめる洗澡鹿',