ISY
ISY produces derivative games and original games.
Samui kara Nabe Kuitai ne Joon-chan to!!
Meshimase! Remilia Ojou-sama!
Norikire! Hina-chan Stamp
Aun-chan no Komari desu yo ne!? Reimu-san!
Reimu Needs Help!? Aunn-chan to the Rescue!
Reimu Needs Help!? Aunn-chan to the Rescue!
Mitsugasero! Joon-chan!!
Hina-chan Breaker: 2nd Break
Help Me Remember, Satori-sama!
Hina-chan's Big Trade! Millionaire Lunch
Ghostwriter Hatate-chan
Motenase! Nitori-chan
Hina-chan Snowtime
Nitori-chan Dash
Hina-chan no Yakiniku Party