Arata is a extremely athletic man with ninja hobby who likes to parkour and perform various tricks. This make him a very important teammate to the team as he often acts as a major distraction for the horde of cats, while evading or deterring cats using his tricks, his most iconic tool of choice for his ninja tricks is a grappling hook in order to pull himself up.
He is generally charismatic and enthuastic, and is shown to be very intelligent and clever as he can act fast in heated situation while being generally fearless.

Arata was first found when he fell off the collapsing cliff while searching around, narrowly saving himself with the hook. However he realized he can't pull himself up and the cat underneath is waiting for him as the hook starts slipping off. He accepted the fate of being a cat while thinking about his last moments about dating a cute girl who would like his ninja hobby, just to be saved by Kunagi at very last second.

Arata has greenish spiky hairstyle, wears a cone hat with various stickers on it and wears a vest with cat bowl on it.
Underneath his outfit, he keeps alot of "gadgets", that being assortment of tools, cat toys or deterrant.