His favorite is a ponytail (1st volume 1)

Publisher: Shogakukan
Author: Sakiya Yuki
Size: 128mm x 182mm
Number of books: 1
Language: Japanese
Category: Youth manga, manga
Latest release date: 2017-03-10

Synopsis:
Oguri -san, neat glasses. She is like a single flower that blooms on the campus, but her identity is a horse racing junkie screaming while scattering a trap betting ticket!
Sighs, sweating out, words, the words become that, Nailed to Oguri who is worried a lot! But don't misunderstand! It's just that your body reacts to horse racing!