1girl, animal_ears, blunt_bangs, cat_ears, cat_girl, chest_jewel, full_body, gem, grey_hair, looking_at_viewer, mature_female, nia_(xenoblade), short_hair, solo, takumi_(user_xmwf4727), thigh_strap, thighs, tiara, xenoblade_chronicles_(series), xenoblade_chronicles_3, yellow_eyes