In "Santa no Yama: Yōsei no Mori," Santa Claus resides at the North Pole before relocating to Korvatunturi. He is married to Irma Salonen and collaborates with elves in his workshop, also known by the Finnish name Joulupukki. The narrative spans two volumes: the first depicts elves attempting to prevent his move, highlighting their dependence on his presence and his central role impacting their community. The second volume follows Santa Claus starting a diet after overindulging in Mrs. Claus’s delicious cooking, revealing his personal challenge with self-control and health management.