Fucked up what kids have to face in school nowadays, I remember writing about my time in high school and that shit was nothing compared to even the most mundane things today
Ummmm... aktually... Kanji's shadow is an exaggeration of the type of person he really is but does not want to be seen as. The polar opposite of what society expects him to be and that which he portrays himself; a selfish, beligerrent bully.
Kanji is not gay, he just likes knitting.