Naoki Hisaya is a Japanese screenwriter who has worked for Tactics, Key and Siesta. He is well known for being the main writer of the popular visual novel Kanon while working under Key. He now works as a freelance writer as of 2006.

Chaco Abeno is a female Japanese illustrator and manga artist. She publishes “dojinshi” with her group circle known as “Kappa Kurieito.”