1girl, 3boys, abs, arm_around_shoulder, ass, azuki_nagamitsu_(touken_ranbu), bottle, bulge, eyepatch, female_saniwa_(touken_ranbu), gradient_background, greyscale, jewelry, midriff, monochrome, multiple_boys, muscular, muscular_male, necklace, nipples, sanchoumou, saniwa_(touken_ranbu), shokudaikiri_mitsutada, shorts, sports_bra, sweat, tattoo, topless_male, touken_ranbu, water_bottle, yoiko_(hou-kou)