Kunio
Nekketsu Kouha Kunio kun
It’s unclear how much inspiration was actually taken from other media, but in a 2013 interview director Yoshihisa Kishimoto said that the game reflected his own high school experience.
Nekketsu Kouha Kunio kun
This is by no means a perfect port of the original arcade version of Kunio kun, but it feels like that was never really the intent behind it.