Nyandestar

ニャンデスター

Nyandestar is an alien from Planet Nyakayoshi in the form of a cat, Nyandestar inadvertently ends up in Mutsuba Town after her planet is attacked by The☆Lugh, where she and London Kirishima devise a plan that leads her to join MIK and become Manabu Sogetsu's partner. (Source: Yugipedia)