1girl, ahoge, arm_up, armpits, b1ack_illust, bikini, blonde_hair, blush, breasts, cleavage, collarbone, eyewear_on_head, green_eyes, hoshii_miki, idolmaster, idolmaster_(classic), idolmaster_million_live!, large_breasts, long_hair, looking_at_viewer, navel, side-tie_bikini_bottom, smile, solo, sunglasses, swimsuit, very_long_hair, white_bikini