Ko Takeuchi - is a video game artist and designer. Ko Takeuchi began his career in 2003 and has worked for companies such as Nintendo and Intelligent Systems. Ko Takeuchi's first game was WarioWare, Inc.: Mega Microgame$! which was released 21 years ago. Best Game Ko Takeuchi contributed to was WarioWare: D.I.Y. Showcase. Ko Takeuchi's latest work is WarioWare Gold which was released 5 years ago.