Bullet-Proof Software

 was a video game company that had involvement with a few Mario-related games. It was founded by Henk Rogers in Japan on August 10, 1983, and was closed on March 31, 2001.

Games

 * Tetris (Game Boy) – Sub-licensor
 * Yoshi's Cookie (SNES) – Publisher and developer
 * Yoshi's Cookie (NES, Game Boy) – Licensor