YOU SAID:
Japanese is a bad language.
INTO JAPANESE
日本語は悪い言葉です。
BACK INTO ENGLISH
Japan language is bad.
INTO JAPANESE
日本語は悪いです。
BACK INTO ENGLISH
Japan is bad.
INTO JAPANESE
日本が悪いです。
BACK INTO ENGLISH
Japan is bad.
Come on, you can do better than that.