People in Tokyo, almighty useless people

Reborn in Tokyo, he became an abandoned high school student who was excluded by others. He is a useless person without any talents in the eyes of many people.But as a standard useless person, he has an almighty gun.All sports are excellent if you run well.As long as Ludo plays well, he will become stronger in all board games.As long as he practices Tai Chi well, he will also become an enviable genius in the kendo field. ...Eh, so I'm an all-around genius?