1girl, d, ahoge, arms_behind_head, arms_up, blue_shirt, blush, brown_eyes, clothes_writing, cowboy_shot, eyes_visible_through_hair, gradient_background, hair_between_eyes, long_hair, no_pants, onii-chan_wa_oshimai!, open_mouth, orusu, oversized_clothes, oversized_shirt, oyama_mahiro, pink_background, pink_hair, shirt, short_sleeves, simple_background, smile, solo, t-shirt, very_long_hair, white_background