Group B.A.P held an event in Japan to celebrate the release of their debut album.

On October 10, they held their debut album, WARRIOR, event in Tokyo.

They surprised everyone by performing "ONE SHOT," which will be released next month in Japan.

They sang many of their hit songs and showed off a charismatic stage for the 250 fans.

Man local Japan media reported on B.A.P, showing the groups overwhelming popularity.

On the other hand, they will begin a Japan arena tour this November.