2girls blush boko_(girls_und_panzer) breasts brown_eyes brown_hair checkered checkered_background cosplay costume_switch girls_und_panzer hat instrument kantele keizoku_military_uniform large_breasts layered_skirt long_hair long_sleeves mika_(girls_und_panzer) mika_(girls_und_panzer)_(cosplay) mozu_(peth) multiple_girls shimada_arisu shimada_arisu_(cosplay) side_ponytail skirt smile striped striped_legwear stuffed_animal stuffed_toy suspender_skirt suspenders teddy_bear thigh-highs