20 12 what's the name of the Japanese gymnast in men's group gymnastics in London Olympic Games?

Kato Ryohei kato ryohei15.30016.0414.766 271.952 silver medal.

Yiren Tanaka13.73313.43315.16615.366.

Tanaka Power Yusuke Tanaka16.00015.50015.200.

Uchimura Kohei Neicun Kangping15.70015.90014.16615.73315.133.

Koji Yamamuro Kojiyyamura14.03315.366