Uncle

Sonoda Miko's Uncle is a 42 year old man, also the owner of the boarding house where Sonoda Miko, Matsunaga Jun, Akane Hattori, kentarou Suzuki, Asako Onuki and Ryou Houjou. he loves his niece very much, and is the younger brother or Sonoda Miko's mother.

Trivia
According to the end of Vol. 3, the author describes him as "An eligible bachelor who loves his niece. Doesn't show up much anymore, but he's fun to draw. I forget his beard sometimes. Sorry."