Talk:Dragonic Fierce-fight/@comment-4842541-20160112180250/@comment-25600444-20160112181512

You are correct Writer.

ガチ (gachi)
short slang version of "gachinko" means a game played earnestly.

This word comes from Sumo (traditional Japanese wrestling）. But now people use "gachi" for anything done earnestly, extremely and so on.