- "I have no clue what our homeroom teacher Mister Saitou was thinking when he'd proposed that idea to the principal... For some reason the principal hadn't seen sense, but had allowed himself to be persuaded and given permission."
- — Akira Hayami —
Mr. Saitou is a character from .hack//Another Birth. He is the homeroom teacher of Akira Hayami's class. Saitou decided that the classroom would be converted into a haunted house for the school culture festival, much to Akira's disapproval.