アマゴワクチン
Supporting character and secondary rival character from [[Midori no Makibaoo]].

Is a [[horse]]. Has a bay (i.e. brown) coat. Amago Vaccine is drawn with human-like masculine facial features. His most salient feature is the white "shadow roll" (a type of horse "blinkers" used to restrict vision to improve focus) worn across the noseband of his bridle.

h4. See also
* [[Narita Brian (racehorse)]]
** Real-life counterpart. Also has the shadow roll.
* [[Narita Brian (Umamusume)]]
** Another fictional character based on the same racehorse.
* Amago Vaccine (racehorse)
** Named after the Midori no Makibaoo character.
amago vaccine (midori no makibaoo)