Hiroshi Maruyama is a games programmer who started the games industry career in 1900. Since then, Maruyama has been working with Taito and Probe Entertainment. Maruyama started as the programmer of Bust-A-Move 2. Then, Hiroshi Maruyama went on to work on Puzzle Bobble 2X as the programmer. Afterwards, Hiroshi Maruyama worked on Puzzle Bobble 2 developed by Taito in 1996. Most recently, Hiroshi Maruyama was involved in the development of Puzzle Bobble 4.