:d, arm support, baseball cap, black buruma, black hair, bright pupils, buruma, chouno ami, closed eyes, commission, girls und panzer, gym shirt, gym uniform, hand on own chin, hat, knee up, leaning back, midriff peek, navel, open mouth, pixiv commission, ponzu rui, red headwear, shirt, shoes, short hair, short sleeves, sitting, smile, socks, t-shirt, uwabaki, white footwear, white pupils, white shirt, white socks