is a Japanese creator of freewarevideo games run by . Cho is most famous for his shmups, mostly featuring abstract reinterpretations of retro classics with each game having a specific unique feature and using randomly generated levels. He also created BulletML, a custom markup language for defining 2D shooter firing patterns, which has been used in a variety of games. Most of the games were written in the D programming language and use Simple DirectMedia Layer for graphics.
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