Taruo

"You see, when a boy becomes a Magical Boy, and whenever they see an alien causing trouble, they're out there to vanish and punish that alien."

Taruo (タルオ, Taruo) is a grey cat who is also another major protagonist in Mahou Shounen Nicolas. Taruo is a grey cat who is with Nicolas, Cristian, Kiiro, Daisuke and Botan. When he sees an alien, he warns the Magical Boys that the alien is causing trouble, which cause the five boys to turn into Magical Boys and stop the alien.