|Full Name||Mizuhara Ichirou|
|Epithet||Walking Film Encyclopedia|
|Affiliation||Video Rental Store|
|Manga Debut||Chapter 118|
Ichirou Mizuhara (水原 一郎, みずはら いちろう lit. Mizuhara Ichirou) is the store owner of the video rental store that Kusuo frequents to. On holidays, Kusuo calls him as the "walking film encyclopedia" from the fact that he knows a lot of films. He met Takahashi once when he tried to borrow an 18+ forbidden DVD which subjected him to a long sermon.
- Mizuhara Ichirou's full name and character profile was found in the character guidebook.