Watatsuki no Yorihime
綿月依姫
About
A lunarian who is at least over 1000 years old who easily absorbs knowledge. She and her sister are currently in charge of the Lunar Defense Corps. She was formerly a student of Eirin, a medicine genius from the moon, who is now an exile and now staying with Kaguya on Earth in Gensoukyou.
Appears In
Touhou Bougetsushou: Silent Sinner in Blue
Touhou Bougetsushou: Cage in Lunatic Runagate
Touhou Bougetsushou: Tsuki no Inaba to Chijou no Inaba