4girls, d, ;d, ^_^, aerial_fireworks, anniversary, arm_between_breasts, arm_hug, assault_lily, backlighting, bare_arms, bare_shoulders, bath, bathing, between_breasts, black_eyes, black_hair, blunt_bangs, blush, breasts, brown_eyes, brown_hair, cleavage, closed_eyes, clover_hair_ornament, collarbone, dutch_angle, endou_araya, fireworks, four-leaf_clover_hair_ornament, hair_ornament, hairpods, hand_on_another's_arm, hand_up, happy_anniversary, hitotsuyanagi_riri, jewelry, kaede_johan_nouvel, long_hair, looking_at_another, looking_at_viewer, medium_breasts, multiple_girls, naked_towel, night, one_eye_closed, one_side_up, onsen, open_mouth, outdoors, outstretched_arm, partially_submerged, pink_hair, profile, reaching, reaching_towards_viewer, ring, shirai_yuyu, short_hair, sidelocks, smile, towel, upper_body, water, watermark, yuri