Ozorotter

Ozorotter (おおぞラッコ) is the mascot character of Oozora Weather throughout the series since Season 3.

Bio
Ozorotter serves as Akari Ōzora's assistant in the show. He holds a shell in his hands. As he never speaks, he would open the shell and show various of messages, from weather predictions to many other kinds of news.

Appearance
Ozorotter has the appearance of a blue and white otter. His eyes are maroon with dark pink highlights. On top of his head there is a white cloud with two black eyes and a v-shaped mouth. He carries a yellow shell in his paws.

Etymology
おおぞラッコ (Oozorakko), can be devided into "Oozora" and "Rakko". "Oozora" represents the surname of Akari and the name of the show. "Rakko" means "otter" in Ainu language.

Trivia

 * One of the scene from Episode 134 - Spontaneous Skips♪ shows that Akari reads scripts with a male companion, who is presumed to be the actor of Ozorotter himself.