1girl, brown_eyes, clothes_lift, curtains, hair_between_eyes, indoors, lifted_by_self, long_hair, looking_at_viewer, male_underwear, navel, off_shoulder, onii-chan_wa_oshimai!, open_mouth, oversized_clothes, oversized_shirt, oyama_mahiro, pink_hair, shirt, shirt_lift, short_sleeves, single_bare_shoulder, solo, stomach, straight_hair, striped_male_underwear, sweatdrop, t-shirt, underwear, very_long_hair, yama_h15