Diamond Yukai

, known professionally as , is a Japanese rock singer and actor. He was born in Tanashi, Tokyo, Japan. He is the vocalist for the Japanese rock band Red Warriors. He has acted in the Hollywood films Tokyo Pop and Lost in Translation and is often seen on television variety shows.

Movies

He appeared in the following movies:

• Tokyo Pop (1988) in role of Hiro as partner of Carrie Hamilton (Wendy)
• Toy Story (1995) singing the Japanese version of "You've Got a Friend in Me", "Strange Things" and "I Will Go Sailing No More"
• Non-Stop/Dangan Runner (1996)
• Unlucky Monkey (1998)
• Lost in Translation (2003)
• ' (2017), Shocker Leader III