Did'nt the Original GB in japan have like another bomberman spin off game called Bomber-Boy, which featured a much more Kid version of Bomberman where he can buy power ups with money? kind of like this.

http://www.vgmuseum.com/pics/bomberboy.html

Yes it did, you can also play the normal bomberman with it aswell.
Link removed - Bomber Boy (J).zip

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It's the Japaneese version of Atomic Punk.   I dunno why it was called that...