硫
character: nishikigi_chisato
solo, 1girl, Nishikigi Chisato, blonde hair, black hair, short hair, long hair, bob cut, one side up, heterochromia, red eyes, purple eyes, red ribbon, blue ribbon, red hair ribbon, blue hair ribbon, neck ribbon, white collared shirt, long sleeves, red dress, grey dress, blue dress, two-tone dress, pleated dress, lycoris uniform
硫酸アンモニウム