Kyousuke from Ultimate!! Hentai Kamen he denies it, but he transforms whenever he wears a panty over his face 😀
The manga is just hilarious, i recomend it to everyone 😛

Also try
Onani master kurosawa-Onani means masturbation. And that's what this guy is good at. Every day after school, he sneaks into the mostly unused girls bathroom on the 3rd floor, and masturbates. Until one day, when he's caught by a bullied girl with a hidden agenda...

[color=violet]Tournament Round 1[/color]
[color=blue]Round 2[/color]
[img]http://i.imgur.com/CcwHreL.png[/img][img]http://i.imgur.com/aQ0E4sC.png[/img]