diff --git a/frontend/src/features/edit/AiGenerationScreen.tsx b/frontend/src/features/edit/AiGenerationScreen.tsx
index 18e8ad6..fc65743 100644
--- a/frontend/src/features/edit/AiGenerationScreen.tsx
+++ b/frontend/src/features/edit/AiGenerationScreen.tsx
@@ -124,9 +124,9 @@ export default function AiGenerationScreen({
 
   if (viewState === "result" && generatedImage) {
     return (
-      <div className="flex flex-col h-screen overflow-y-auto bg-neutral-100 p-6 text-foreground relative gap-6">
+      <div className="flex flex-col h-screen overflow-y-auto bg-neutral-100 p-4 md:p-6 text-foreground relative gap-4 md:gap-6">
         {/* Header */}
-        <div className="flex flex-col items-start gap-4">
+        <div className="flex flex-col items-start gap-2 md:gap-4">
           <button
             type="button"
             onClick={() => setViewState("chat")}
@@ -136,11 +136,11 @@ export default function AiGenerationScreen({
             AI生成に戻る
           </button>
 
-          <div className="flex items-center gap-3">
-            <div className="size-10 bg-white rounded-full flex items-center justify-center shadow-sm">
-              <InventoryIcon className="size-6 text-primary" />
+          <div className="flex items-center gap-2 md:gap-3">
+            <div className="size-8 md:size-10 bg-white rounded-full flex items-center justify-center shadow-sm">
+              <InventoryIcon className="size-5 md:size-6 text-primary" />
             </div>
-            <h1 className="text-2xl font-bold text-primary">
+            <h1 className="text-xl md:text-2xl font-bold text-primary">
               写真をAIで生成する
             </h1>
           </div>
@@ -173,10 +173,10 @@ export default function AiGenerationScreen({
   }
 
   return (
-    <div className="flex w-full py-8 px-8 items-center justify-center min-h-screen">
-      <div className="flex flex-col max-h-screen overflow-y-auto w-3/4 bg-neutral-100 p-6 text-foreground max-w-7xl rounded-3xl gap-6">
+    <div className="flex w-full p-4 md:p-8 items-center justify-center min-h-screen">
+      <div className="flex flex-col max-h-screen overflow-y-auto w-full md:w-3/4 bg-neutral-100 p-4 md:p-6 text-foreground max-w-7xl rounded-2xl md:rounded-3xl gap-4 md:gap-6">
         {/* Header */}
-        <div className="flex flex-col items-start gap-4">
+        <div className="flex flex-col items-start gap-2 md:gap-4">
           <button
             type="button"
             onClick={onBack}
@@ -186,11 +186,11 @@ export default function AiGenerationScreen({
             画像アップロード画面に戻る
           </button>
 
-          <div className="flex items-center gap-3">
-            <div className="size-10 bg-white rounded-full flex items-center justify-center shadow-sm">
-              <InventoryIcon className="size-6 text-primary" />
+          <div className="flex items-center gap-2 md:gap-3">
+            <div className="size-8 md:size-10 bg-white rounded-full flex items-center justify-center shadow-sm">
+              <InventoryIcon className="size-5 md:size-6 text-primary" />
             </div>
-            <h1 className="text-2xl font-bold text-primary">
+            <h1 className="text-xl md:text-2xl font-bold text-primary">
               写真をAIで生成する
             </h1>
           </div>
diff --git a/frontend/src/features/edit/itemSelectDialog.tsx b/frontend/src/features/edit/itemSelectDialog.tsx
index 29a695a..f80f41d 100644
--- a/frontend/src/features/edit/itemSelectDialog.tsx
+++ b/frontend/src/features/edit/itemSelectDialog.tsx
@@ -18,8 +18,7 @@ const FILTER_TYPES = [
   { id: "all", label: "すべて" },
   { id: "photo_frame", label: "フォトフレーム" },
   { id: "christmas", label: "クリスマス" },
-  { id: "furniture", label: "家具" },
-  { id: "accessory", label: "小物" },
+  { id: "all_season", label: "その他" },
 ] as const;
 
 function ItemCard({
@@ -99,35 +98,35 @@ export default function ItemSelectDialog({
     <Dialog open={open} onOpenChange={onOpenChange}>
       <DialogContent
         showCloseButton={false}
-        className="max-w-[1100px] h-[90vh] bg-muted/95 border-2 border-white rounded-3xl p-10 flex flex-col gap-6"
+        className="w-[95vw] md:w-full max-w-[1100px] h-[90vh] bg-muted/95 border-2 border-white rounded-2xl md:rounded-3xl p-4 md:p-10 flex flex-col gap-4 md:gap-6"
       >
-        <DialogHeader className="flex flex-row justify-between items-center gap-4 shrink-0">
-          <div className="flex gap-4 items-center">
+        <DialogHeader className="flex flex-row justify-between items-center gap-2 md:gap-4 shrink-0">
+          <div className="flex gap-2 md:gap-4 items-center">
             <div className="bg-background p-2 rounded-2xl">
-              <InventoryIcon className="size-6 text-primary" />
+              <InventoryIcon className="size-5 md:size-6 text-primary" />
             </div>
-            <DialogTitle className="text-2xl text-primary font-bold leading-none">
+            <DialogTitle className="text-xl md:text-2xl text-primary font-bold leading-none">
               <span className="font-extrabold">{day}</span>日のアイテムを選ぶ
             </DialogTitle>
           </div>
           <Button
             onClick={handleConfirm}
             disabled={!selectedItemId}
-            className="bg-primary text-primary-foreground hover:bg-primary/90 rounded-xl px-4 py-3 gap-1"
+            className="bg-primary text-primary-foreground hover:bg-primary/90 rounded-xl px-3 py-2 md:px-4 md:py-3 gap-1 h-auto"
           >
-            <Check className="size-5" />
-            <span className="text-base font-bold">決定</span>
+            <Check className="size-4 md:size-5" />
+            <span className="text-sm md:text-base font-bold">決定</span>
           </Button>
         </DialogHeader>
 
-        <div className="flex items-center gap-2 shrink-0 overflow-x-auto">
+        <div className="flex items-center gap-2 shrink-0 overflow-x-auto pb-2 md:pb-0">
           {FILTER_TYPES.map((filter) => (
             <button
               key={filter.id}
               type="button"
               onClick={() => setSelectedFilter(filter.id)}
               className={cn(
-                "px-4 py-3 rounded-full text-sm font-bold transition-all",
+                "px-3 py-2 md:px-4 md:py-3 rounded-full text-xs md:text-sm font-bold transition-all whitespace-nowrap",
                 selectedFilter === filter.id
                   ? "bg-[#920209] text-primary-foreground"
                   : "bg-background text-foreground",
@@ -144,7 +143,7 @@ export default function ItemSelectDialog({
               <p className="text-muted-foreground text-base">読み込み中...</p>
             </div>
           ) : (
-            <div className="grid grid-cols-6 gap-2 w-full">
+            <div className="grid grid-cols-3 sm:grid-cols-4 md:grid-cols-6 gap-2 w-full">
               {items.map((item) => (
                 <ItemCard
                   key={item.id}
diff --git a/frontend/src/features/edit/uploadImg.tsx b/frontend/src/features/edit/uploadImg.tsx
index ec1ea92..54288bc 100644
--- a/frontend/src/features/edit/uploadImg.tsx
+++ b/frontend/src/features/edit/uploadImg.tsx
@@ -130,14 +130,14 @@ export default function UploadImg({
         </div>
       )}
 
-      <div className="bg-gray-100 rounded-lg p-10 w-3/4 my-auto">
+      <div className="bg-gray-100 rounded-lg p-4 md:p-10 w-full md:w-3/4 my-auto">
         {/* Header */}
-        <div className="mb-8">
+        <div className="mb-6 md:mb-8">
           {onBack && (
             <Button
               onClick={onBack}
               disabled={isLoading}
-              className="bg-transparent hover:bg-transparent text-gray-600"
+              className="bg-transparent hover:bg-transparent text-gray-600 px-0 md:px-4 mb-2 md:mb-0"
             >
               <ChevronLeft className="size-4 mr-1" />
               アイテム選択に戻る
@@ -145,10 +145,10 @@ export default function UploadImg({
           )}
 
           <div className="flex items-center gap-3">
-            <div className="size-10 bg-white rounded-full flex items-center justify-center shadow-sm">
-              <InventoryIcon className="size-6 text-primary" />
+            <div className="size-8 md:size-10 bg-white rounded-full flex items-center justify-center shadow-sm shrink-0">
+              <InventoryIcon className="size-5 md:size-6 text-primary" />
             </div>
-            <h1 className="text-2xl font-bold text-primary">
+            <h1 className="text-lg md:text-2xl font-bold text-primary">
               フォトフレームに写真を入れる
             </h1>
           </div>
@@ -156,9 +156,9 @@ export default function UploadImg({
 
         {/* Main Content */}
         <div className="flex-1 flex items-start justify-center">
-          <div className=" max-w-6xl mx-auto flex items-center justify-center gap-12 w-full">
+          <div className="max-w-6xl mx-auto flex flex-col md:flex-row items-center justify-center gap-6 md:gap-12 w-full">
             {/* Photo Frames Display */}
-            <div className="flex-1 flex justify-center items-center">
+            <div className="w-full md:flex-1 flex justify-center items-center">
               {item && (
                 <div className="w-full bg-transparent rounded-sm flex items-center justify-center p-2">
                   {thumbnailUrl ? (
@@ -174,13 +174,13 @@ export default function UploadImg({
               )}
             </div>
 
-            <div className="flex-1 flex flex-col gap-6 max-w-lg mx-auto">
+            <div className="w-full md:flex-1 flex flex-col gap-4 md:gap-6 max-w-lg mx-auto">
               {/* AI Generate Button */}
               <div className="text-center w-full">
                 <Button
                   onClick={onAiGenerate}
                   disabled={isLoading}
-                  className="w-full bg-red-800  hover:bg-red-900 text-white px-24 py-5 rounded-lg font-medium text-lg"
+                  className="w-full bg-red-800 hover:bg-red-900 text-white py-5 rounded-lg font-medium text-base md:text-lg"
                 >
                   <Sparkles className="size-5 mr-2" />
                   AIで画像を生成する
@@ -202,7 +202,7 @@ export default function UploadImg({
                   <Button
                     variant="outline"
                     className={cn(
-                      "w-full h-48 border-2 border-dashed rounded-lg flex flex-col gap-2 relative",
+                      "w-full h-48 border-2 border-dashed rounded-lg flex flex-col gap-2 relative whitespace-normal",
                       dragOver
                         ? "border-primary bg-primary/5"
                         : "border-muted-foreground/25",
@@ -214,11 +214,12 @@ export default function UploadImg({
                     disabled={isLoading}
                     asChild
                   >
-                    <label>
-                      <Upload className="size-6 text-muted-foreground" />
-                      <div className="text-sm text-muted-foreground text-center">
-                        <p>ここにドラッグ&ドロップかクリックでファイルを選択</p>
-                        <p>【PNG/5MB以下】</p>
+                    <label className="cursor-pointer flex flex-col items-center justify-center w-full h-full p-4">
+                      <Upload className="size-6 text-muted-foreground mb-2" />
+                      <div className="text-sm text-muted-foreground text-center w-full break-words">
+                        <p>ここにドラッグ&ドロップか</p>
+                        <p>クリックでファイルを選択</p>
+                        <p className="mt-1 text-xs">【PNG/5MB以下】</p>
                       </div>
                       <input
                         type="file"