diff --git a/titles/sao/base.py b/titles/sao/base.py
index 09a9f88..af6a1d4 100644
--- a/titles/sao/base.py
+++ b/titles/sao/base.py
@@ -42,6 +42,14 @@ class SaoBase:
         resp = SaoGetMaintResponse(header.cmd +1)
         return resp.make()
 
+    def handle_c12a(self, header: SaoRequestHeader, request: bytes) -> bytes:
+        #common/give_free_ticket
+        req = SaoGiveFreeTicketRequest(header, request)
+        self.logger.info(f"Give {req.give_num} free tickets (id {req.ticket_id}) to user {req.user_id}")
+        resp = SaoGiveFreeTicketResponse(header.cmd +1)
+        return resp.make()
+
+
     def handle_c12e(self, header: SaoRequestHeader, request: bytes) -> bytes:
         #common/ac_cabinet_boot_notification
         resp = SaoCommonAcCabinetBootNotificationResponse(header.cmd +1)
diff --git a/titles/sao/handlers/base.py b/titles/sao/handlers/base.py
index 4178640..81f30f8 100644
--- a/titles/sao/handlers/base.py
+++ b/titles/sao/handlers/base.py
@@ -3230,3 +3230,25 @@ class GetMResEarnCampaignShopsResponse(SaoBaseResponse):
         
         self.header.length = len(ret)
         return super().make() + ret
+
+class SaoGiveFreeTicketRequest(SaoBaseRequest):
+    def __init__(self, header: SaoRequestHeader, data: bytes) -> None:
+        super().__init__(header, data)
+        off = 0
+        self.ticket_id, new_off = decode_str(data, off)
+        off += new_off
+        
+        self.user_id, new_off = decode_str(data, off)
+        off += new_off
+        
+        self.give_num = decode_byte(data, off)
+        off += BYTE_OFF
+
+class SaoGiveFreeTicketResponse(SaoBaseResponse):
+    def __init__(self, cmd_id: int) -> None:
+        super().__init__(cmd_id)
+        self.result = 1 # byte
+    
+    def make(self) -> bytes:
+        ret = encode_byte(self.result)
+        return super().make() + ret