diff --git a/packages/backend/src/server/api/endpoints/ap/show.ts b/packages/backend/src/server/api/endpoints/ap/show.ts
index 3dd168d718..c25f0a8018 100644
--- a/packages/backend/src/server/api/endpoints/ap/show.ts
+++ b/packages/backend/src/server/api/endpoints/ap/show.ts
@@ -10,7 +10,7 @@ import type { Note } from "@/models/entities/note.js";
 import type { CacheableLocalUser, User } from "@/models/entities/user.js";
 import { isActor, isPost, getApId } from "@/remote/activitypub/type.js";
 import type { SchemaType } from "@/misc/schema.js";
-import { HOUR } from "@/const.js";
+import { MINUTE } from "@/const.js";
 import { shouldBlockInstance } from "@/misc/should-block-instance.js";
 import { updateQuestion } from "@/remote/activitypub/models/question.js";
 import { populatePoll } from "@/models/repositories/note.js";
@@ -22,8 +22,8 @@ export const meta = {
 	requireCredential: true,
 
 	limit: {
-		duration: HOUR,
-		max: 30,
+		duration: MINUTE,
+		max: 10,
 	},
 
 	errors: {
diff --git a/packages/backend/src/server/api/mastodon/endpoints/search.ts b/packages/backend/src/server/api/mastodon/endpoints/search.ts
index c2f828ad74..8a48175579 100644
--- a/packages/backend/src/server/api/mastodon/endpoints/search.ts
+++ b/packages/backend/src/server/api/mastodon/endpoints/search.ts
@@ -42,6 +42,7 @@ export function apiSearchMastodon(router: Router): void {
 				!type || type === "hashtags"
 					? await client.search(query.q, "hashtags", query)
 					: null;
+
 			ctx.body = {
 				accounts:
 					acct?.data?.accounts.map((account) => convertAccount(account)) ?? [],
diff --git a/packages/megalodon/src/entities/poll.ts b/packages/megalodon/src/entities/poll.ts
index 69706e8ae1..c4f8f4f6df 100644
--- a/packages/megalodon/src/entities/poll.ts
+++ b/packages/megalodon/src/entities/poll.ts
@@ -9,5 +9,6 @@ namespace Entity {
     votes_count: number
     options: Array<PollOption>
     voted: boolean
+		own_votes: Array<number>
   }
 }
diff --git a/packages/megalodon/src/megalodon.ts b/packages/megalodon/src/megalodon.ts
index 74966ccf4b..1cd0a7db3a 100644
--- a/packages/megalodon/src/megalodon.ts
+++ b/packages/megalodon/src/megalodon.ts
@@ -841,7 +841,7 @@ export interface MegalodonInterface {
    * @param choices Array of own votes containing index for each option (starting from 0).
    * @return Poll
    */
-  votePoll(id: string, choices: Array<number>, status_id?: string | null): Promise<Response<Entity.Poll>>
+  votePoll(id: string, choices: Array<number>): Promise<Response<Entity.Poll>>
   // ======================================
   // statuses/scheduled_statuses
   // ======================================
diff --git a/packages/megalodon/src/misskey.ts b/packages/megalodon/src/misskey.ts
index 48950f943f..f2befd31e3 100644
--- a/packages/megalodon/src/misskey.ts
+++ b/packages/megalodon/src/misskey.ts
@@ -1281,6 +1281,8 @@ export default class Misskey implements MegalodonInterface {
 
     status.mentions = (await this.getMentions(status.plain_content!, cache)).filter(p => p != null);
     for (const m of status.mentions.filter((value, index, array) => array.indexOf(value) === index)) {
+			if (m.acct == m.username)
+				status.content = status.content.replace(`@${m.acct}@${this.baseUrlToHost(this.baseUrl)}`, `@${m.acct}`);
       status.content = status.content.replace(`@${m.acct}`, `<a href="${m.url}" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@${m.acct}</a>`);
     }
     return status;
@@ -1686,31 +1688,35 @@ export default class Misskey implements MegalodonInterface {
   // ======================================
   // statuses/polls
   // ======================================
-  public async getPoll(_id: string): Promise<Response<Entity.Poll>> {
-    return new Promise((_, reject) => {
-      const err = new NoImplementedError('misskey does not support')
-      reject(err)
-    })
+  public async getPoll(id: string): Promise<Response<Entity.Poll>> {
+    const res = await this.getStatus(id);
+		if (res.data.poll == null)
+			throw new Error('poll not found');
+		return { ...res, data: res.data.poll }
   }
 
   /**
    * POST /api/notes/polls/vote
    */
-  public async votePoll(_id: string, choices: Array<number>, status_id?: string | null): Promise<Response<Entity.Poll>> {
-    if (!status_id) {
+  public async votePoll(id: string, choices: Array<number>): Promise<Response<Entity.Poll>> {
+    if (!id) {
       return new Promise((_, reject) => {
-        const err = new ArgumentError('status_id is required')
+        const err = new ArgumentError('id is required')
         reject(err)
       })
     }
-    const params = {
-      noteId: status_id,
-      choice: choices[0]
-    }
-    await this.client.post<{}>('/api/notes/polls/vote', params)
+
+		for (const c of choices) {
+			const params = {
+				noteId: id,
+				choice: +c
+			}
+			await this.client.post<{}>('/api/notes/polls/vote', params)
+		}
+
     const res = await this.client
       .post<MisskeyAPI.Entity.Note>('/api/notes/show', {
-        noteId: status_id
+        noteId: id
       })
       .then(async res => {
         const note = await this.noteWithDetails(res.data, this.baseUrlToHost(this.baseUrl), this.getFreshAccountCache())
@@ -2389,6 +2395,32 @@ export default class Misskey implements MegalodonInterface {
 
     switch (type) {
       case 'accounts': {
+				if (q.startsWith("http://") || q.startsWith("https://")) {
+					return this.client.post('/api/ap/show', {uri: q}).then(async res => {
+						if (res.status != 200 || res.data.type != 'User') {
+							res.status = 200;
+							res.statusText = "OK";
+							res.data = {
+								accounts: [],
+								statuses: [],
+								hashtags: []
+							};
+
+							return res;
+						}
+
+						const account = await this.converter.userDetail(res.data.object as MisskeyAPI.Entity.UserDetail, this.baseUrlToHost(this.baseUrl));
+
+						return {
+							...res,
+							data: {
+								accounts: options?.max_id && options?.max_id >= account.id ? [] : [account],
+								statuses: [],
+								hashtags: []
+							}
+						};
+					})
+				}
         let params = {
           query: q
         }
@@ -2462,6 +2494,32 @@ export default class Misskey implements MegalodonInterface {
         }))
       }
       case 'statuses': {
+				if (q.startsWith("http://") || q.startsWith("https://")) {
+					return this.client.post('/api/ap/show', {uri: q}).then(async res => {
+						if (res.status != 200 || res.data.type != 'Note') {
+							res.status = 200;
+							res.statusText = "OK";
+							res.data = {
+								accounts: [],
+								statuses: [],
+								hashtags: []
+							};
+
+							return res;
+						}
+
+						const post = await this.noteWithDetails(res.data.object as MisskeyAPI.Entity.Note, this.baseUrlToHost(this.baseUrl), accountCache);
+
+						return {
+							...res,
+							data: {
+								accounts: [],
+								statuses: options?.max_id && options.max_id >= post.id ? [] : [post],
+								hashtags: []
+							}
+						}
+					})
+				}
         let params = {
           query: q
         }
diff --git a/packages/megalodon/src/misskey/api_client.ts b/packages/megalodon/src/misskey/api_client.ts
index 1833f9956b..7f1409c706 100644
--- a/packages/megalodon/src/misskey/api_client.ts
+++ b/packages/megalodon/src/misskey/api_client.ts
@@ -161,7 +161,7 @@ namespace MisskeyAPI {
         followers_count: u.followersCount,
         following_count: u.followingCount,
         statuses_count: u.notesCount,
-        note: u.description,
+        note: u.description?.replace(/\n|\\n/g, '<br>') ?? '',
         url: acctUrl,
         avatar: u.avatarUrl,
         avatar_static: u.avatarUrl,
@@ -275,18 +275,19 @@ namespace MisskeyAPI {
       }
     }
 
-    poll = (p: Entity.Poll): MegalodonEntity.Poll => {
+    poll = (p: Entity.Poll, id: string): MegalodonEntity.Poll => {
       const now = dayjs()
       const expire = dayjs(p.expiresAt)
       const count = p.choices.reduce((sum, choice) => sum + choice.votes, 0)
       return {
-        id: '',
+        id: id,
         expires_at: p.expiresAt,
         expired: now.isAfter(expire),
         multiple: p.multiple,
         votes_count: count,
         options: p.choices.map(c => this.choice(c)),
-        voted: p.choices.some(c => c.isVoted)
+        voted: p.choices.some(c => c.isVoted),
+				own_votes: p.choices.filter(c => c.isVoted).map(c => p.choices.indexOf(c))
       }
     }
 
@@ -318,7 +319,7 @@ namespace MisskeyAPI {
         mentions: [],
         tags: [],
         card: null,
-        poll: n.poll ? this.poll(n.poll) : null,
+        poll: n.poll ? this.poll(n.poll, n.id) : null,
         application: null,
         language: null,
         pinned: null,