masterpiece, best quality, highres, very aesthetic, 1girl, solo, holding katana, dynamic pose, action pose, red eyes, black hair, long hair, straight hair, blunt bangs, hime cut, school uniform, black serafuku, black thighhighs, red tie, partially colored, limited palette, flat color, dark background, japonisme, ukiyo-e, maki-e, official art, n0uve4au