1girl, absurdly_long_hair, adapted_costume, blush, bodysuit, cosplay, date_a_live, full_body, hair_ornament, halberd, high_heels, holding, holding_polearm, holding_weapon, itsuka_kotori, iwashi_dorobou_-r-, leotard, long_hair, looking_at_viewer, mouth_hold, neptune_(series), next_purple, next_purple_(cosplay), polearm, red_eyes, red_hair, see-through, see-through_leotard, solo, very_long_hair, weapon