1girl, armpits, arms_behind_head, arms_up, bad_twitter_id, blonde_hair, blue_bra, blue_eyes, blue_panties, blush, bra, breasts, cleavage, curtains, dream_c_club_(series), dream_c_club_gogo., hisakabe_oto, indoors, long_hair, looking_at_viewer, navel, open_mouth, panties, seira_(dream_c_club_gogo.), solo, thighs, underwear, underwear_only, window