1girl artist_request bare_shoulders black_hair breasts detached_sleeves dutch_angle frilled_skirt frilled_sleeves frills full_body holding holding_polearm holding_weapon large_breasts long_hair midriff miniskirt navel official_art open_mouth oshiro_project oshiro_project_re outstretched_arm polearm purple_eyes sawayama_(oshiro_project) skirt solo spear transparent_background very_long_hair weapon