Ken Nakagawa (中河健) is a Japanese composer, and former member of the Gust Sound Team. Now, he currently freelances at Silkyoak. He has composed the music for the following Gust games: - Atelier Viorate - Atelier Iris: Eternal Mana - Atelier Iris: Eternal Mana 2 - Ar tonelico - Atelier Iris: Grand Fantasm - Mana-Khemia - Ar tonelico II - Atelier Rorona - Ar tonelico III - Atelier Totori