1girl, 5boys, abs, absol_(dkqthf), animal_ears, another_eidos-r, ass_visible_through_thighs, bara, bare_pectorals, bikini, black_hair, blonde_hair, body_fur, bulge, chest_tuft, elaine_(another_eidos), electric_guitar, gaia_(another_eidos), grey_hair, guitar, holding, holding_instrument, instrument, large_pectorals, long_hair, lute_(another_eidos), male_focus, male_swimwear, multicolored_hair, multiple_boys, muscular, muscular_male, nipples, open_mouth, pectorals, short_hair, smile, swim_briefs, swimsuit, two-tone_hair, v, white_male_swimwear