1girl, d, bare_arms, black_choker, black_footwear, black_shirt, blue_eyes, boots, choker, collarbone, crop_top, full_body, grey_background, guitar, hair_between_eyes, holding, idolmaster, idolmaster_million_live!, instrument, jewelry, jirion, julia_(idolmaster), looking_at_viewer, midriff, navel, open_mouth, pants, red_hair, red_pants, ring, shirt, short_hair, sleeveless, sleeveless_shirt, smile, solo, stomach, thigh_strap