Cirno's Perfect Math Class stepped by Nocturne
	Genres: J-Pop, Anime
	BPM: 175	Plays: 8,959
	Length: 2:00	Play Time: 170 hours

IOSYS was founded in October 10, 1998 as a club which creates CDs, short stories and videos.
We also arrange the tracks of the shooting game "Toho Project" in recent years.
We base on Hokkaido and work mainly around Tokyo.