yaeno_muteki's_trainer
Unnamed supporting character from Umamusume Cinderella Gray. Yaeno Muteki (umamusume)'s trainer (umamusume) from the Cinderella Gray manga continuity.
Appears as a tall, long-haired, imposing old man with mustache and beard. His overall appearance resembles an aged martial arts master, with some similarities to fan portrayals of Konpaku Youki.
Long-time acquaintance of Musaka Ginjirou and Komiyama Masami. Also drinking buddies with Musaka.