Even not counting Matsumoto, off the top of my head - Japan: Junya Ota (more known as ZUN, the author of Tohou series). Russia: Nikolay Likhachev (aka Kris Kas

Even not counting Matsumoto, off the top of my head - Japan: Junya Ota (more known as ZUN, the author of Tohou series). Russia: Nikolay Likhachev (aka Kris Kaspersky) China: whoever made Baidu, can't remember their name without googling :)