Masato Koike (小池 雅人, Koike Masato) is a Japanese sound creator and music composer. He entered Koei in 2003 as a sound effects editor for and Angelique Etoile. Koike made his first known music composer credit in.

• Samurai Warriors 2 Ost
• Samurai Warriors 2 Ost Raritan City

Samurai Warriors 2 Ost

Samurai Warriors 2 Ost Raritan City

He strives to fuse traditional instruments with synthesizers or a techno beat in many of his compositions, wanting to match the musical themes of the time period whenever possible. He can actually play some of the woodwind instruments in his songs and has professed to have enjoyed doing so on many occasions.