1girl, birthday, black_neckerchief, black_socks, blouse, blue_border, border, brown_eyes, brown_footwear, brown_hair, dated, english_text, floating, girls_und_panzer, green_skirt, happy_birthday, legs_up, loafers, long_sleeves, looking_at_viewer, miniskirt, neckerchief, nishizumi_miho, ooarai_school_uniform, open_mouth, oritako, pleated_skirt, sailor_collar, school_uniform, serafuku, shirt, shoes, short_hair, skirt, smile, socks, solo, white_sailor_collar, white_shirt