1girl, arm_up, blue_eyes, blue_hair, blush, bra, breasts, cardigan, cleavage, closed_mouth, er_dinosaur, from_above, frown, green_bra, green_panties, groin, hair_ribbon, hand_on_own_chest, idolmaster, idolmaster_million_live!, lace-trimmed_panties, lace_trim, long_hair, long_sleeves, looking_at_viewer, looking_back, low-tied_long_hair, medium_breasts, navel, no_pants, open_cardigan, open_clothes, panties, ribbon, shiraishi_tsumugi, simple_background, solo, underwear, very_long_hair, white_background, white_cardigan, white_ribbon