Think about how slimy young indie musicians that date their high school groupies are
They go out of their way to butter up teens because they just eat up the theatrics way easier, and have way less means to retaliate or deal with the consequences of being taken advantage of
And now look at Hitoshi, despite living in the world of debauchery that is the music industry, he refuses to cheat, and to lash out to his girlfriend after not making it big, didn't became an alcoholic or got a drug dependence, instead he touched grass, faced reality and found something else to foster and develop, while going steady with her for more than 8 years
This guy is a treasure and a saint, if he was a little bit crazy he could be zebraman's sidekick