Biographical Information
Kanji 三国
Physical and Vital Statistics
Gender Male
Race Jellyfish
Anime Episode 4
Manga Volume 1, Chapter 7
Voice Actors
Japanese Natsuki Hanae
Mikuni is a jellyfish, who occasionally visits Tatsumi and Wakasa at their home.


Mikuni's body is 99% water, so he readily shrinks and grows. He does not require food or anything besides water. Tatsumi likes Mikuni because he is economical like himself.

Trivia Edit

  • He has a sweet and clear voice, scoring an 80/100 from Agari by singing "Twinkle Twinkle Little Star" during the Karaoke Battle.
  • Tatsumi is very lenient with him.
  • He is often mistaken as a ghost. By highschoolers, Tatsumi, and the middle aged man who robbed Tatsumi's house.
  • He is partially responsible for making Tatsumi's bath tub explode.
  • He is translucent
  • Occasionally he splits up into hundreds of tiny Mikunis
  • He shrinks without water