diff --git a/README.md b/README.md
index 3dd76ef8..7fbafcee 100644
--- a/README.md
+++ b/README.md
@@ -243,6 +243,11 @@ __Docker 最新版本由 [Sakuracio](https://github.com/Sakuracio) 提供__
 
 ## 更新
 
+### 2022/7/16
+
+* cos提供连发命令
+* 修复B站视频解析中b23解析错误
+
 ### 2022/7/13
 
 * B站订阅提供配置项`LIVE_MSG_AT_ALL`,`UP_MSG_AT_ALL`：控制UP动态投稿和直播是否AT全体
diff --git a/plugins/coser/__init__.py b/plugins/coser/__init__.py
index 4b797b0a..5d44b0f5 100755
--- a/plugins/coser/__init__.py
+++ b/plugins/coser/__init__.py
@@ -1,4 +1,7 @@
+from typing import Tuple, Any
+
 from nonebot import on_regex
+from nonebot.params import RegexGroup
 from nonebot.typing import T_State
 from nonebot.adapters.onebot.v11 import Bot, MessageEvent
 from utils.message_builder import image
@@ -11,7 +14,9 @@ __plugin_usage__ = """
 usage：
     三次元也不戳，嘿嘿嘿
     指令：
-        cos/coser
+        ?N连cos/coser
+        示例：cos
+        示例：5连cos （单次请求张数小于9）
 """.strip()
 __plugin_des__ = "三次元也不戳，嘿嘿嘿"
 __plugin_cmd__ = ["cos/coser"]
@@ -31,21 +36,23 @@ __plugin_configs__ = {
     },
 }
 
-coser = on_regex("^(cos|COS|coser|括丝)$", priority=5, block=True)
+coser = on_regex(r"^(\d)连?(cos|COS|coser|括丝)$", priority=5, block=True)
 
 
 url = "https://api.iyk0.com/cos"
 
 
 @coser.handle()
-async def _(bot: Bot, event: MessageEvent, state: T_State):
-    try:
-        msg_id = await coser.send(image(url))
-        withdraw_message_manager.withdraw_message(
-            event,
-            msg_id["message_id"],
-            Config.get_config("coser", "WITHDRAW_COS_MESSAGE"),
-        )
-    except Exception as e:
-        await coser.send("你cos给我看！")
-        logger.error(f"coser 发送了未知错误 {type(e)}：{e}")
+async def _(bot: Bot, event: MessageEvent, reg_group: Tuple[Any, ...] = RegexGroup()):
+    num = reg_group[0] or 1
+    for _ in range(int(num)):
+        try:
+            msg_id = await coser.send(image(url))
+            withdraw_message_manager.withdraw_message(
+                event,
+                msg_id["message_id"],
+                Config.get_config("coser", "WITHDRAW_COS_MESSAGE"),
+            )
+        except Exception as e:
+            await coser.send("你cos给我看！")
+            logger.error(f"coser 发送了未知错误 {type(e)}：{e}")
diff --git a/plugins/parse_bilibili_json.py b/plugins/parse_bilibili_json.py
index b82cfa00..ca6628aa 100755
--- a/plugins/parse_bilibili_json.py
+++ b/plugins/parse_bilibili_json.py
@@ -56,18 +56,11 @@ async def _(event: GroupMessageEvent):
                 ) as session:
                     async with session.get(
                             data["meta"]["detail_1"]["qqdocurl"],
-                            proxy=get_local_proxy(),
                             timeout=7,
                     ) as response:
                         url = str(response.url).split("?")[0]
                         bvid = url.split("/")[-1]
                         vd_info = await video.get_video_base_info(bvid)
-                # response = await AsyncHttpx.get(
-                #     data["meta"]["detail_1"]["qqdocurl"], timeout=7
-                # )
-                # url = str(response.url).split("?")[0]
-                # bvid = url.split("/")[-1]
-                # vd_info = await video.Video(bvid=bvid).get_info()
             # 转发专栏
             if (
                 data.get("meta")
@@ -123,11 +116,17 @@ async def _(event: GroupMessageEvent):
                     url = f"https://www.bilibili.com/video/{msg}"
                     vd_info = await video.get_video_base_info(msg)
         elif "https://b23.tv" in msg:
-            url = "https://" + msg[msg.find("b23.tv") : msg.find("b23.tv") + 13]
-            res = await AsyncHttpx.get(url, timeout=7)
-            url = str(res.url).split("?")[0]
-            bvid = url.split("/")[-1]
-            vd_info = await video.get_video_base_info(bvid)
+            url = "https://" + msg[msg.find("b23.tv"): msg.find("b23.tv") + 14]
+            async with aiohttp.ClientSession(
+                    headers=get_user_agent()
+            ) as session:
+                async with session.get(
+                        url,
+                        timeout=7,
+                ) as response:
+                    url = str(response.url).split("?")[0]
+                    bvid = url.split("/")[-1]
+                    vd_info = await video.get_video_base_info(bvid)
     if vd_info:
         if (
             url in _tmp.keys() and time.time() - _tmp[url] > 30