We have the trailer for the anime Kaina of the Great Snow Sea ( Ooyukiumi no Kaina ). According to information, the series premieres in January 2023.
Check it out:
Hiroaki Ando (Ajin, Listeners) is directing the anime, Nihei is writing the original story, while Itoe Takemoto (The Beast Player) is handling the art at Polygon Pictures .

Synopsis:
The story takes place in a world where the earth is being swallowed by the Great Snow Sea. Humanity makes a living above the Tenmaku (a pun on the Japanese word for tent) that stretches from the roots to the top of gigantic orbital trees. The story centers on Kaina, a boy who lives above the Tenmaku, and Liliha, the princess of the small country of Atland in the Great Snow Sea.
