In near-future Japan with ultra-low birthrates, children are treasured but monitored. Santa is banned as dangerous. One snowy December 25th, middle-schooler Kazushige Sanda, descendant of Santa, is attacked by classmate Fuyumura who wants him to find her missing friend, Ono. "Santa, please find my friend." To protect children from adults, Sanda decides to become Santa and fight the adults.
1 season · 12 episodes
S1 E1Everything's Bright, Am I Aging?
Oct 4, 20257.324 min
On a Dec 25 without Christmas, Sanda is attacked by classmate Shiori. Mistaking it for love, he awaits her confession, but hears something else.
S1 E2Candies, Canes, Kisses, and Blades
Oct 11, 202524 min
Amaya learns Sanda is Santa, restrains him and Shiori to force a kiss. Santa refuses, unlocks sled power to escape. Then Headmaster Oshibu appears!
S1 E3Charred Fruit Tastes All the Sweeter
Oct 18, 202524 min
Sanda gains lie-detecting power. Shiori tries to use it to find Ono, but doubt overwhelms Sanda. Shiori then tells a self-harming lie.
S1 E4Zeus, Smasher of Textbooks
Oct 25, 202524 min
At a funeral, Santa fights Yagiuda but fears his power. His resolve returns, shattering the roof and leaving him exposed before all.
S1 E5A Typhoon in a Snow Globe
Nov 1, 202524 min
Sanda vows never to love, but in a typhoon his message to fiancee Niko fails and he's drawn to her. The next day, Yagiuda arrives as a teacher.
S1 E6Cyborg vs. Santa Claus
Nov 8, 202524 min
Santa blocks Headmaster Oshibu from attacking adult Ono, but the enhanced 92-year-old overpowers him. Santa asks the kids for their belief to fight.
Ayumu Murase
Kazushige Sanda (voice)
Hiroki Touchi
Santa Claus (voice)
Umeka Shouji
Shiori Fuyumura (voice)
Anna Nagase
Ichie Ono (voice)
Yuuki Shin
Hitoshi Amaya (voice)
Misato Matsuoka
Nico Kazao (voice)
Toshihiko Seki
Hifumi Ōshibu (voice)
Hiroaki Hirata
Saburō Yagiuda (voice)
Masako Nozawa
Toyo Tetsudome (voice)
Honoka Sakai
Female Student B (voice)
Sachie Togin
Female Student (voice)
Kota Yasuhara
Male Student A (voice)
