diff --git a/core/title.py b/core/title.py
index 552a919..3fdb30c 100644
--- a/core/title.py
+++ b/core/title.py
@@ -74,11 +74,11 @@ class BaseServlet:
         """
         return (False, "")
 
-    def render_POST(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_POST(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         self.logger.warn(f"{game_code} Does not dispatch POST")
         return None
 
-    def render_GET(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_GET(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         self.logger.warn(f"{game_code} Does not dispatch GET")
         return None
 
diff --git a/titles/chuni/index.py b/titles/chuni/index.py
index 1d8b38c..03be049 100644
--- a/titles/chuni/index.py
+++ b/titles/chuni/index.py
@@ -146,7 +146,7 @@ class ChuniServlet(BaseServlet):
 
         return (f"http://{self.core_cfg.title.hostname}/{game_ver}/", "")
 
-    def render_POST(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_POST(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         endpoint = matchers['endpoint']
         version = int(matchers['version'])
         
diff --git a/titles/cm/index.py b/titles/cm/index.py
index 9b6c099..ce11f39 100644
--- a/titles/cm/index.py
+++ b/titles/cm/index.py
@@ -72,7 +72,7 @@ class CardMakerServlet(BaseServlet):
 
         return True
 
-    def render_POST(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_POST(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         version = int(matchers['version'])
         endpoint = matchers['endpoint']
         req_raw = request.content.getvalue()
diff --git a/titles/diva/index.py b/titles/diva/index.py
index 334a99d..b4ba73e 100644
--- a/titles/diva/index.py
+++ b/titles/diva/index.py
@@ -78,7 +78,7 @@ class DivaServlet(BaseServlet):
 
         return True
 
-    def render_POST(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_POST(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         req_raw = request.content.getvalue()
         url_header = request.getAllHeaders()
 
diff --git a/titles/idz/index.py b/titles/idz/index.py
index 599b117..39d21c2 100644
--- a/titles/idz/index.py
+++ b/titles/idz/index.py
@@ -157,7 +157,7 @@ class IDZServlet(BaseServlet):
 
         self.logger.info(f"UserDB Listening on port {self.game_cfg.ports.userdb}")
 
-    def render_GET(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_GET(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         url_path = matchers['endpoint']
         self.logger.info(f"IDZ GET request: {url_path}")
         request.responseHeaders.setRawHeaders(
diff --git a/titles/mai2/index.py b/titles/mai2/index.py
index cd5f910..d83e12b 100644
--- a/titles/mai2/index.py
+++ b/titles/mai2/index.py
@@ -155,7 +155,7 @@ class Mai2Servlet(BaseServlet):
                     f"Failed to make movie upload directory at {self.game_cfg.uploads.movies_dir}"
                 )
 
-    def handle_mai2(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def handle_mai2(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         endpoint = matchers['endpoint']
         version = int(matchers['version'])
         if endpoint.lower() == "ping":
diff --git a/titles/ongeki/index.py b/titles/ongeki/index.py
index 4c5cc0a..97c49b9 100644
--- a/titles/ongeki/index.py
+++ b/titles/ongeki/index.py
@@ -132,7 +132,7 @@ class OngekiServlet(BaseServlet):
             f"{self.core_cfg.title.hostname}/",
         )
 
-    def render_POST(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_POST(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         endpoint = matchers['endpoint']
         version = matchers['version']
         if endpoint.lower() == "ping":
diff --git a/titles/pokken/index.py b/titles/pokken/index.py
index fac2456..f887cd1 100644
--- a/titles/pokken/index.py
+++ b/titles/pokken/index.py
@@ -108,7 +108,7 @@ class PokkenServlet(BaseServlet):
                 self.game_cfg.ports.admission, PokkenAdmissionFactory(self.core_cfg, self.game_cfg)
             )
 
-    def render_POST(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_POST(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         content = request.content.getvalue()
         if content == b"":
             self.logger.info("Empty request")
@@ -137,7 +137,7 @@ class PokkenServlet(BaseServlet):
         ret = handler(pokken_request)
         return ret
 
-    def handle_matching(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def handle_matching(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         if not self.game_cfg.server.enable_matching:
             return b""
         
diff --git a/titles/sao/index.py b/titles/sao/index.py
index 9ff1995..a7de92a 100644
--- a/titles/sao/index.py
+++ b/titles/sao/index.py
@@ -81,7 +81,7 @@ class SaoServlet(BaseServlet):
         return (True, "SAO1")
 
 
-    def render_POST(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_POST(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         req_url = request.uri.decode()
         if req_url == "/matching":
             self.logger.info("Matching request")
diff --git a/titles/wacca/index.py b/titles/wacca/index.py
index 0eea926..29779c9 100644
--- a/titles/wacca/index.py
+++ b/titles/wacca/index.py
@@ -64,8 +64,10 @@ class WaccaServlet:
     def get_endpoint_matchers(self) -> Tuple[List[Tuple[str, str, Dict]], List[Tuple[str, str, Dict]]]:
         return (
             [], 
-            [("render_POST", "/WaccaServlet/api/{api}/{endpoint}", {}),
-            ("render_POST", "/WaccaServlet/api/{api}/{branch}/{endpoint}", {}),]
+            [
+                ("render_POST", "/WaccaServlet/api/{api}/{endpoint}", {}),
+                ("render_POST", "/WaccaServlet/api/{api}/{branch}/{endpoint}", {})
+            ]
         )
 
     @classmethod
@@ -91,7 +93,7 @@ class WaccaServlet:
 
         return (True, f"http://{self.core_cfg.title.hostname}/{game_code}/$v", "")
     
-    def render_POST(self, request: Request, game_code: int, matchers: Dict) -> bytes:
+    def render_POST(self, request: Request, game_code: str, matchers: Dict) -> bytes:
         def end(resp: Dict) -> bytes:
             hash = md5(json.dumps(resp, ensure_ascii=False).encode()).digest()
             request.responseHeaders.addRawHeader(b"X-Wacca-Hash", hash.hex().encode())