1girl alternate_costume arms_up bad_id bad_pixiv_id blue_ribbon blush braid breasts brown_hair commentary girls'_frontline green_eyes gym_shirt gym_uniform hair_between_eyes hair_over_shoulder hair_ribbon hand_in_own_hair highres large_breasts long_hair looking_at_viewer open_mouth ponytail ribbon shirt simple_background smile solo springfield_(girls'_frontline) sweatdrop tsurime tying_hair ururu white_background white_shirt