diff --git a/.idea/jsLibraryMappings.xml b/.idea/jsLibraryMappings.xml
new file mode 100644
index 0000000..d23208f
--- /dev/null
+++ b/.idea/jsLibraryMappings.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="JavaScriptLibraryMappings">
+    <includedPredefinedLibrary name="Node.js Core" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/qwilight-fe/src/avatar/Avatar.d.ts b/qwilight-fe/src/avatar/Avatar.d.ts
deleted file mode 100644
index cdf44ff..0000000
--- a/qwilight-fe/src/avatar/Avatar.d.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-export type Note = {
-  noteID: string;
-  artist: string;
-  title: string;
-  genre: string;
-  levelText: string;
-  level: number;
-  fittedText: string;
-  handled: number;
-};
diff --git a/qwilight-fe/src/avatar/QuitStatusValues.tsx b/qwilight-fe/src/avatar/QuitStatusValues.tsx
index aac38d2..5abc343 100644
--- a/qwilight-fe/src/avatar/QuitStatusValues.tsx
+++ b/qwilight-fe/src/avatar/QuitStatusValues.tsx
@@ -3,7 +3,7 @@
 
 import { GetAvatar } from "src/avatar/useGetAvatar";
 
-const quitItems = ["S+", "S", "A+", "A", "B", "C", "D"];
+const quitItems = ["S+", "S", "A+", "A", "B", "C", "D"] as const;
 
 export default function QuitStatusValues({
   avatar: { quitStatusValues },
diff --git a/qwilight-fe/src/avatar/useGetAvatarFavorites.ts b/qwilight-fe/src/avatar/useGetAvatarFavorites.ts
index b4e75eb..039a0fe 100644
--- a/qwilight-fe/src/avatar/useGetAvatarFavorites.ts
+++ b/qwilight-fe/src/avatar/useGetAvatarFavorites.ts
@@ -1,8 +1,11 @@
 import { useQuery } from "@tanstack/react-query";
 import { useLocation } from "react-router-dom";
+import { sprintf } from "sprintf-js";
+import { useTranslation } from "react-i18next";
 
 import { wwwAXIOS } from "src/Www";
 import { GetAvatarFavoritesAPI } from "src/wwwAPI";
+import { formatText } from "src/Utility";
 
 export default function useGetAvatarFavorites(
   inputMode: "6K" | "5K" | "7K" | "9K" | "10K" | "14K" | "24K" | "48K",
@@ -10,6 +13,8 @@
 ) {
   const { pathname } = useLocation();
 
+  const { t } = useTranslation();
+
   return useQuery({
     enabled: !!avatarID && pathname.startsWith("/qwilight/avatar"),
     queryKey: ["avatarFavorites", inputMode, avatarID],
@@ -20,7 +25,10 @@
           params: { avatarID },
         },
       );
-      return data;
+      return data.map((data) => ({
+        ...data,
+        fittedText: sprintf(t("textHandled"), formatText(data.totalCount)),
+      }));
     },
     initialData: [],
   });
diff --git a/qwilight-fe/src/note/NoteView.tsx b/qwilight-fe/src/note/NoteView.tsx
index d054ea0..a938230 100644
--- a/qwilight-fe/src/note/NoteView.tsx
+++ b/qwilight-fe/src/note/NoteView.tsx
@@ -3,7 +3,7 @@
 import { useTranslation } from "react-i18next";
 import { Button, Col, Input, Row } from "reactstrap";
 import { sprintf } from "sprintf-js";
-import { useWant, useIntParam } from "taehui-ts/fe-utility";
+import { useIntParam, useWant } from "taehui-ts/fe-utility";
 
 import { useNoteStore } from "src/Stores";
 import NoteItems from "src/note/NoteItems";
diff --git a/qwilight-fe/src/note/useGetNote.ts b/qwilight-fe/src/note/useGetNote.ts
index 75afe5a..a08c96d 100644
--- a/qwilight-fe/src/note/useGetNote.ts
+++ b/qwilight-fe/src/note/useGetNote.ts
@@ -1,10 +1,10 @@
+import { useLocation } from "react-router-dom";
 import { useQuery } from "@tanstack/react-query";
 import { useIntParam, useWant } from "taehui-ts/fe-utility";
 
 import { wwwAXIOS } from "src/Www";
 import { GetNoteAPI } from "src/wwwAPI";
 import { useNoteStore } from "src/Stores";
-import { useLocation } from "react-router-dom";
 
 export default function useGetNote() {
   const { viewUnit } = useNoteStore();
diff --git a/taehui-fe/src/forum/PostEssayView.tsx b/taehui-fe/src/forum/PostEssayView.tsx
index aed2664..0717e97 100644
--- a/taehui-fe/src/forum/PostEssayView.tsx
+++ b/taehui-fe/src/forum/PostEssayView.tsx
@@ -52,7 +52,7 @@
 
     type PostEssayViewParams = {
       forumID: string;
-      essayID: string | undefined;
+      essayID?: string;
     };
     const { forumID, essayID } =
       useParams<PostEssayViewParams>() as PostEssayViewParams;
@@ -147,15 +147,15 @@
     useEffect(() => {
       const postAutoEssaysID = setInterval(async () => {
         if (isTitleTextFilled) {
-          if (autoEssayID === undefined) {
+          if (typeof autoEssayID === "number") {
+            await putAutoEssay({ autoEssayID, title, text });
+          } else {
             const { autoEssayID } = await postAutoEssay({
               forumID,
               title,
               text,
             });
             setAutoEssayID(autoEssayID);
-          } else {
-            await putAutoEssay({ autoEssayID, title, text });
           }
         }
       }, 60000);
diff --git a/taehui-fe/src/forum/TextView.tsx b/taehui-fe/src/forum/TextView.tsx
index 8e86350..c01b3d6 100644
--- a/taehui-fe/src/forum/TextView.tsx
+++ b/taehui-fe/src/forum/TextView.tsx
@@ -73,7 +73,7 @@
           <span>{title}</span>
         </AvatarTitle>
         <Col className="m-1" xs="auto">
-          {hitCount !== undefined && (
+          {typeof hitCount === "number" && (
             <>
               <span>{getDatetime(date)}</span>
               <br />
diff --git a/taehui-fe/src/forum/setForumStore.ts b/taehui-fe/src/forum/setForumStore.ts
index 9e0aee1..cefc759 100644
--- a/taehui-fe/src/forum/setForumStore.ts
+++ b/taehui-fe/src/forum/setForumStore.ts
@@ -17,7 +17,7 @@
       this.text = text;
     },
 
-    setAutoEssayID(autoEssayID: number | undefined) {
+    setAutoEssayID(autoEssayID?: number) {
       this.autoEssayID = autoEssayID;
     },
 
diff --git a/taehui-fe/src/forum/useGetEssay.ts b/taehui-fe/src/forum/useGetEssay.ts
index 5196489..27932a7 100644
--- a/taehui-fe/src/forum/useGetEssay.ts
+++ b/taehui-fe/src/forum/useGetEssay.ts
@@ -3,7 +3,7 @@
 import { EssayAPIEssay, GetEssayAPI } from "src/wwwAPI";
 import { getLanguage } from "taehui-ts/language";
 
-export default function useGetEssay(essayID: string | undefined) {
+export default function useGetEssay(essayID?: string) {
   return useQuery<{
     forumTitle: string;
     title: string;
@@ -12,8 +12,8 @@
     avatarID: string;
     avatarName: string;
     hitCount: number;
-    essayBefore: EssayAPIEssay | undefined;
-    essayLater: EssayAPIEssay | undefined;
+    essayBefore?: EssayAPIEssay;
+    essayLater?: EssayAPIEssay;
   }>({
     enabled: !!essayID,
     queryKey: ["essay", essayID],