1girl, akatsuki_kirika, black_sailor_collar, black_serafuku, black_shirt, black_skirt, blonde_hair, closed_mouth, collarbone, collared_shirt, cosplay, cowboy_shot, green_eyes, kill_la_kill, matoi_ryuuko, matoi_ryuuko_(cosplay), medium_hair, midriff, miniskirt, navel, neckerchief, pleated_skirt, red_neckerchief, sailor_collar, sailor_shirt, school_uniform, senketsu, senki_zesshou_symphogear, serafuku, shirt, sidelocks, simple_background, sketch, skirt, smile, smug, solo, standing, stomach, suspender_skirt, suspenders, suzunari-sakuya, trait_connection, white_background