diff --git a/packages/backend/src/remote/activitypub/models/person.ts b/packages/backend/src/remote/activitypub/models/person.ts
index 877f5f3323..9e21fa9ff5 100644
--- a/packages/backend/src/remote/activitypub/models/person.ts
+++ b/packages/backend/src/remote/activitypub/models/person.ts
@@ -191,7 +191,7 @@ export async function createPerson(
 		.map((tag) => normalizeForSearch(tag))
 		.splice(0, 32);
 
-	const isBot = getApType(object) === "Service";
+	const isBot = getApType(object) !== "Person";
 
 	const bday = person["vcard:bday"]?.match(/^\d{4}-\d{2}-\d{2}/);
 
@@ -502,7 +502,7 @@ export async function updatePerson(
 		emojis: emojiNames,
 		name: truncate(person.name, nameLength),
 		tags,
-		isBot: getApType(object) === "Service",
+		isBot: getApType(object) !== "Person",
 		isCat: (person as any).isCat === true,
 		isLocked: !!person.manuallyApprovesFollowers,
 		movedToUri: person.movedTo || null,
diff --git a/packages/backend/src/services/chart/charts/notes.ts b/packages/backend/src/services/chart/charts/notes.ts
index 9ec347b470..42db60d0cf 100644
--- a/packages/backend/src/services/chart/charts/notes.ts
+++ b/packages/backend/src/services/chart/charts/notes.ts
@@ -30,7 +30,11 @@ export default class NotesChart extends Chart<typeof schema> {
 		return {};
 	}
 
-	public async update(note: Note, isAdditional: boolean): Promise<void> {
+	public async update(
+		note: Note,
+		isAdditional: boolean,
+		byBot = false,
+	): Promise<void> {
 		const prefix = note.userHost === null ? "local" : "remote";
 
 		await this.commit({
@@ -44,7 +48,7 @@ export default class NotesChart extends Chart<typeof schema> {
 						: -1
 					: 0,
 			[`${prefix}.diffs.renote`]:
-				note.renoteId != null ? (isAdditional ? 1 : -1) : 0,
+				note.renoteId != null && !byBot ? (isAdditional ? 1 : -1) : 0,
 			[`${prefix}.diffs.reply`]:
 				note.replyId != null ? (isAdditional ? 1 : -1) : 0,
 			[`${prefix}.diffs.withFile`]:
diff --git a/packages/backend/src/services/chart/charts/per-user-notes.ts b/packages/backend/src/services/chart/charts/per-user-notes.ts
index d0190cefd0..22f3fddb77 100644
--- a/packages/backend/src/services/chart/charts/per-user-notes.ts
+++ b/packages/backend/src/services/chart/charts/per-user-notes.ts
@@ -32,6 +32,7 @@ export default class PerUserNotesChart extends Chart<typeof schema> {
 		user: { id: User["id"] },
 		note: Note,
 		isAdditional: boolean,
+		byBot = false,
 	): Promise<void> {
 		await this.commit(
 			{
@@ -44,7 +45,8 @@ export default class PerUserNotesChart extends Chart<typeof schema> {
 							? 1
 							: -1
 						: 0,
-				"diffs.renote": note.renoteId != null ? (isAdditional ? 1 : -1) : 0,
+				"diffs.renote":
+					note.renoteId != null && !byBot ? (isAdditional ? 1 : -1) : 0,
 				"diffs.reply": note.replyId != null ? (isAdditional ? 1 : -1) : 0,
 				"diffs.withFile": note.fileIds.length > 0 ? (isAdditional ? 1 : -1) : 0,
 			},
diff --git a/packages/backend/src/services/note/create.ts b/packages/backend/src/services/note/create.ts
index f4697b0193..0c06b55cec 100644
--- a/packages/backend/src/services/note/create.ts
+++ b/packages/backend/src/services/note/create.ts
@@ -163,6 +163,7 @@ export default async (
 		host: User["host"];
 		isSilenced: User["isSilenced"];
 		createdAt: User["createdAt"];
+		isBot: User["isBot"];
 	},
 	data: Option,
 	silent = false,
@@ -323,8 +324,8 @@ export default async (
 		res(note);
 
 		// 統計を更新
-		notesChart.update(note, true);
-		perUserNotesChart.update(user, note, true);
+		notesChart.update(note, true, user.isBot);
+		perUserNotesChart.update(user, note, true, user.isBot);
 
 		// Register host
 		if (Users.isRemoteUser(user)) {
@@ -399,6 +400,7 @@ export default async (
 		// この投稿を除く指定したユーザーによる指定したノートのリノートが存在しないとき
 		if (
 			data.renote &&
+			!user.isBot &&
 			(await countSameRenotes(user.id, data.renote.id, note.id)) === 0
 		) {
 			incRenoteCount(data.renote);