http://www.cavestory.org/downloads/linu ... 01.tar.bz2
http://www.cavestory.org/info_1.php
Controls: Z - Arrow keys - X - S,A, - Q - W - Esc...The developer, Pixel spent five years making this game as fun and as great as it is by adding solid controls, smooth gameplay, a great cast of characters and dialogue, an interesting plot, good music and beautiful old-school 2-D artwork. ...
http://en.wikipedia.org/wiki/Cave_Story
http://ja.wikipedia.org/wiki/洞窟物語