He was a member of the Japan team for the 2007 Asian Cup and played five games as a substitute. In the third place play-off against South Korea, Hanyu was substituted on to replace Kengo Nakamura in the 72nd minute, in a 0-0 draw.
He was a part of Japan's squad in the 2007 Asian Cup and played five games as a reserve. In the third-place playoff against South Korea, Hanyu came on to replace Kengo Nakamura in the 72nd minute, resulting in a scoreless tie.