Arai Yusuke, born on October 23, 1985, is a Japanese actor and model from the Saitama Prefecture of Japan. He's headed by Oscar Promotion.

In TeniMyu he played the fifth-generation Inui Sadaharu as a part of Seigaku 5th, the last generation Seigaku cast of the first season.

He was playing role of famous conducter in newest japanese Live Action Bl Movie Fujimi Orchestra, which is filmed by homonymous japanese novel by Akizuki Koh, which received also manga & anime adaptation.