|First Appearance||Nine Beers with Ninjette|
Kunio is a Japanese ninja.
In Nine Beers with Ninjette, Kunio challenges Ninjette to combat by accusing her of being a "weeaboo" (someone non-Japanese who is obsessed with Japanese culture and pretends to be Japanese). Ninjette defeats him and steals his headband. The two end up drinking and having sex.