YOU SAID:
Chat to unknown player into. An unknown player leaves the chat. Unknown player does not exist.
INTO JAPANESE
不明なプレイヤーをチャットします。不明なプレイヤーは、チャットを残します。不明なプレイヤーが存在しません。
BACK INTO ENGLISH
Chat with the unknown players. Unknown player leaves the chat. Unknown player does not exist.
Well done, yes, well done!