C-lab.

C-Lab. (シー・ラボ) is a software company based in Tokyo, Japan. It was founded on March 3, 1990. C-Lab. developed a few applications for the PC-98 and a Macintosh mahjong game before releasing their first major title, the platformer Rusty (1993). They later developed several games in various genres for computer and console systems, but eventually shifted their focus to games for mobile devices. The company's president is Masayoshi Koyama.