Yasuo Minamoto (源 保男, Minamoto Yasuo) is a former classmate and friend of Suzume.
Yasuo has short, dark hair and wears glasses. He appears to be slightly overweight.
Yasuo is generally cheerful and seems to care a lot for Suzume, and appears to also have a crush on her. He is very expressive, but is also said by Suzume to be naïve.
- Yasuo has a side story based around himself and his relationship with Suzume.
- Yasuo is one of the few characters without an animal in their name.
Yasuo Minamoto - Tanaka - Yada - Ririko Nekota - Yuyuka's father - Yuyuka's mother
Suzume's father - Daishi Mamura - Mamura's mother - Sa-chan - Samejima - Odawara