Tsumugi Ryuukishibara
Kanji 龍騎士原 月麦
School Hatagaya
Physical and Vital Statistics
Gender Female
Height 120cm
Anime Episode 1
Manga Volume 1 Chapter 3
Voice Actors
Japanese Aki Toyosaki
Tsumugi Ryuukishibara (龍騎士原 月麦, Ryūkishibara Tsumugi) is a schoolmate that is rumored to have been with the school before it was built that her peers call her "baba-sama" (elderly woman). She appears as a young girl with a bonnet. She acts like a grandmother towards Souta Hatate.


Tsumugi has a strict and smart personality who gave Souta Hatate and the others advice about cleaning and making a new dormitory. However, it is shown that she can be caring.

Character overviewEdit

Tsumugi is called the elder of the school and it is said that she has been around since before the school was built. She is one of the seven mysteries of the school. She is also the living dictionary of the school.

Etymology Edit

  • The name Tsumugi means "moon" (月) (tsu) and "wheat, barley" (麦) (mugi).
  • Tsumugi's surname Ryuukishibara means "dragon" (龍) (ryuu), "Calvary" (騎) (ki), "master, samurai, gentlemen" (士) (shi) and "field, plain" (原) (hara/bara).


  • Tsumugi's exact age is unknown, but she has made several comments that lead onto reveal she is at least sixty.
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