1girl, ;d, ahoge, arm_up, bikini, blue_eyes, blunt_bangs, blush, breasts, c_(theta), cleavage, front-tie_bikini_top, front-tie_top, grass, green_hair, hairband, highleg, highleg_bikini, idolmaster, idolmaster_million_live!, large_breasts, long_hair, looking_at_viewer, navel, one_eye_closed, orange_bikini, round_teeth, shimabara_elena, skindentation, smile, solo, sparkle, splashing, straight_hair, strapless, swimsuit, teeth, thigh_gap, tube_top, very_long_hair, water, water_drop, yellow_hairband