4boys, abs, arms_up, bag, bara, bench, black_male_swimwear, blush, free!, juni_(iloveyouapollo), legskin, locker, locker_room, male_focus, male_swimwear, matsuoka_rin, multiple_boys, nanase_haruka_(free!), navel, nipples, pectorals, sequential, short_hair, sideburns, sitting, sparkle, staring, stomach, tachibana_makoto, toned, toned_male, topless_male, towel, towel_around_neck, yamazaki_sousuke, yaoi