1boy 1other @_@ bangs beach blonde_hair blue_one-piece_swimsuit blush bulge choker collarbone commentary_request covered_navel covered_penis cr-r crossdressing crossed_bangs embarrassed erection erection_under_clothes feet_out_of_frame flower green_eyes hair_flower hair_ornament innertube long_hair looking_away looking_down looking_to_the_side male_focus nijisanji one-piece_swimsuit open_mouth otoko_no_ko out_of_frame shadow sleeveless sweatdrop swimsuit thighs uzuki_kou virtual_youtuber