Washizuka Shinichiro has just woken up after returning to Japan with his father the hard way, with a collar on his neck and his father gone, leaving a note that he’ll be back in 2-3 years and saying that he’s been left on the grounds of a prestigious school and he’s been enrolled. But before he can get there he has to find the school and use all of his survival skills to get through a high-tech environment gone awry, along with a female student he found sunbathing… (Source: Niveus Noctis Translations)

This story features the Santa Claus team that takes care of Shirokuma City. Toma is in charge of keeping the reindeer and sleigh going, and he works with a team of cute female 'Santas'. It's up to them to make sure Christmas goes on without a hitch! Based on PULLTOP's visual novel under the same name.