Ryutaro Kanno - is a video game designer. Ryutaro Kanno began his career in 2012 and has worked for companies such as Nintendo. Ryutaro Kanno's first game was New Super Mario Bros. U which was released 11 years ago. Best Game Ryutaro Kanno contributed to was New Super Mario Bros. U. Ryutaro Kanno's latest work is New Super Mario Bros. U which was released 11 years ago.