I was going to suggest an “amputee” tag, but then I thought she was jumping in air... sorry, I seemed to have missed the edge of the drawing to show imagined continuity of her legs.
Cute drawing and I liked the accents expressed in creatively spelled words... reminds me of Mark Twain’s works.
@6kut that's Koishi's third eye, a trait all Satori have. She forcibly closed hers which gave her her powers
Edit: also holy shit Yuugi's nipple is as big as Koishi's eyes