1girl, animal_print, bikini, blush, breasts, brown_eyes, brown_hair, cleavage, closed_mouth, collarbone, dated, girls_und_panzer, happy_birthday, koyama_yuzu, large_breasts, looking_at_viewer, military, military_uniform, ooarai_military_uniform, oosaka_kanagawa, ponytail, shiny_skin, smile, solo, striped, striped_bikini, swimsuit, tiger_print, tiger_stripes, uniform