1girl, blue_theme, bow, dungeon_ni_deai_wo_motomeru_no_wa_machigatteiru_darou_ka, gloves, hand_on_own_hip, hestia_(danmachi), koshikawa_guu, long_hair, looking_at_viewer, monochrome, rei_no_himo, simple_background, smile, solo, twintails, white_background