kaminaga mutsumi, chisa (wuthering waves), wuthering waves, commentary request, 1girl, arm cutout, black choker, black hair, black serafuku, black shirt, black shoes, black skirt, black socks, cake, cake slice, cat, chair, cherry blossoms, choker, closed mouth, clothing cutout, cup, dated, day, falling petals, floating, food, holding, holding cup, holding saucer, kneehighs, long hair, on chair, outdoors, petals, red eyes, saucer, school uniform, serafuku, shirt, shoes, signature, sitting, skirt, socks, solo, tacet mark (wuthering waves), tiered tray, very long hair