The Other Niko Tokita
Xia Yian(his rival)
Shen Wulong
Wangfang
Mönkhbat Naidan
Xia Ji(fears Kenji who beats the shit out of him)
Setsuna Kiryu(hates him deeply and hopes to kill him one day)
Kiria Kiryu(despises her very deeply and sees her as a pest and finds it annoying how she calls him "God.")
Kazuya Mishima
Heihachi Mishima
Union Academy
Salem and her faction
The League of Villains
Evil Shinobis
Malos and his faction
The Devil Gene
Khaos Brigade
Rizevim Livan Lucifer
Diodora