kashimiya karua, sumino takumi, the hundred line -last defense academy-, artist request, chinese commentary, commentary request, commission, highres, second-party source, 1boy, 1girl, ahoge, backpack, bag, black hair, black jacket, black ribbon, blue eyes, buttons, cardigan, collared shirt, flower, gakuran, holding, holding umbrella, hydrangea, jacket, long hair, long sleeves, mole, mole under eye, multicolored hair, neck ribbon, one eye closed, open mouth, outdoors, own hands together, palms together, rain, red hair, ribbon, school uniform, shirt, short hair, sleeves past wrists, smile, streaked hair, sweat, too many watermarks, two-tone hair, umbrella, watermark, weibo watermark, white cardigan, white hair, white shirt