Yuichiro Shirai - is a video game director. Yuichiro Shirai began his career in 2008 and has worked for companies such as ??. Yuichiro Shirai's first game was Super Monkey Ball: Banana Splitz which was released 16 years ago. Best Game Yuichiro Shirai contributed to was Super Monkey Ball: Banana Splitz. Yuichiro Shirai's latest work is Super Monkey Ball: Banana Splitz which was released 16 years ago.