Kouichi Watanabe - is a video game programmer. Kouichi Watanabe began his career in 2001 and has worked for companies such as HAL Laboratory and Nintendo. Kouichi Watanabe's first game was Super Smash Bros. Melee which was released 22 years ago. Best Game Kouichi Watanabe contributed to was Super Smash Bros. Melee. Kouichi Watanabe's latest work is Super Smash Bros. Melee which was released 22 years ago.