9-nine- is a mystery visual novel created by [[palette (company)|Palette]] studio and illustrated by [[Izumi Tsubasu]]. It's composed of 4 separate episodes following chronological order.
* "9-nine- Kokonotsu Kokonoka Kokonoiro":[https://vndb.org/v19829]
* "9-nine- Sorairo Sorauta Soranooto":[https://vndb.org/v21668]
* "9-nine- Haruiro Harukoi Harunokaze":[https://vndb.org/v23740]
* "9-nine- Yukiiro Yukihana Yukinoato":[https://vndb.org/v26523]
9-nine-ここのつここのかここのいろ 9ここいろ 9-nine-そらいろそらうたそらのおと 9そらいろ 9-nine-はるいろはるこいはるのかぜ 9はるいろ 9-nine-ゆきいろゆきはなゆきのあと 9ゆきいろ 9_-nine- 9ナイン