2girls, ahoge, animal_ears, armpits, arms_behind_head, arms_up, blonde_hair, breasts, brown_eyes, fate/extra, fate/grand_order, fate_(series), fox_ears, fox_girl, fox_tail, full_body, green_eyes, hair_bun, hair_ornament, head_rest, long_hair, looking_at_viewer, lying, medium_breasts, multiple_girls, nero_claudius_(fate), nero_claudius_(fate/extra), on_back, on_stomach, pillow, pink_hair, pink_theme, simple_background, smile, tail, tamamo_(fate), tamamo_no_mae_(fate/extra), thighs, wada_arco