diff --git a/apps/server/chusan/src/index.ts b/apps/server/chusan/src/index.ts
index 40448ad..2de7bab 100644
--- a/apps/server/chusan/src/index.ts
+++ b/apps/server/chusan/src/index.ts
@@ -116,7 +116,7 @@ app.post('/MatchingServer/:api', async (req, res) => {
         service: 'Yukiotoko Matching',
         message: `BeginMatching`,
       })
-      return res.json(await beginMatching(body))
+      return res.json(await beginMatching(body, req.ip))
       } else
     if (mEndMatchingApi.includes(api)){
       log.info({
diff --git a/apps/server/chusan/src/service/core/matching.ts b/apps/server/chusan/src/service/core/matching.ts
index 05e532c..5f7c0d1 100644
--- a/apps/server/chusan/src/service/core/matching.ts
+++ b/apps/server/chusan/src/service/core/matching.ts
@@ -14,7 +14,45 @@ export const pingMatching = () => {
   return { returnCode: 1 }
 }
 
-export const beginMatching = async body => {
+export const beginMatching = async (body, ip) => {
+  //Check if user is banned
+  const banList = await db.chusanGameBanlist.findMany()
+  var banResult: any
+  banList.forEach(banEntry =>{
+    switch (banEntry.type){
+      //Keychip Ban
+      case 1: {
+        if (body.matchingMemberInfo.clientId == banEntry.value) {
+          banResult = {
+            message: "Cabinet Is Banned."
+          }
+          return
+        }
+      }
+      //UserID + Name ban
+      case 2: {
+        if (body.matchingMemberInfo.userId == banEntry.value && convertIso88591ToUtf8(body.matchingMemberInfo.userName) == banEntry.value2) {
+          banResult = {
+            message: "User Is Banned."
+          }
+          return
+        }
+      }
+      //IP Ban
+      case 3: {
+        if (ip == banEntry.value) {
+          banResult = {
+            message: "User Is Banned."
+          }
+          return
+        }
+      }
+      default:
+    }
+  })
+  if (banResult != null){
+    return banResult
+  }
   var matchingrooms = await db.chusanUserMatching.findMany()
   matchingrooms.forEach(async (room) => {
     var olddate = new Date(room.updatedAt)
diff --git a/packages/db/prisma/schema.prisma b/packages/db/prisma/schema.prisma
index 47afbf0..b5fc849 100644
--- a/packages/db/prisma/schema.prisma
+++ b/packages/db/prisma/schema.prisma
@@ -25,7 +25,14 @@ model ChusanUserMatching {
   allowAnybody           Boolean
   updatedAt              DateTime
   mergedRoom             Int?
-  
+}
+
+model ChusanGameBanlist {
+  id        String  @id @default(cuid())
+  type      Int
+  value     String
+  value2    String?
+  note      String?
 }
 
 model ChusanUserRooms {