Is the Name for This Ambiguous Relationship a One-Sided Love?

Shintaro, a member of SixTONES, harbored feelings for his fellow group member Juri. He never thought he would fall in love with someone of the same sex. After all, they had been together for years and were the very definition of 'best friends.' Juri was a notorious womanizer, yet he treasured Shintaro. That 'special' feeling Juri gave off was what hooked Shintaro. "I like you, Juri." If only he could say those words someday...