Compared to the other campers he is relatively tall and muscular, however, when compared to the general public he is below average in heigh.
He is 20 years old and acts childish at time

Yoichi's color is most obviously purple, as shown with his scarf around his arm, and the his purple hair with wolf ears. His outfit is a bit different from the others, showing his animistic personality as well as giving off a delinquent feel.

He has a short temper but a loving and cute personality at times. Gay