Episode 1: Everything's Bright, Am I Aging?
2025-10-0424 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.
Season guide
SANDA Season 1 — Episodes and Where to Watch
12 episodes · first aired 2025-10-04
TMDB does not provide a season overview.
Episode guide
Episode 2: Candies, Canes, Kisses, and Blades
2025-10-1124 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!
Episode 3: Charred Fruit Tastes All the Sweeter
2025-10-1824 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.
Episode 4: Zeus, Smasher of Textbooks
2025-10-2524 min
At a funeral, Santa fights Yagiuda but fears his power. His resolve returns, shattering the roof and leaving him exposed before all.
Episode 5: A Typhoon in a Snow Globe
2025-11-0124 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.
Episode 6: Cyborg vs. Santa Claus
2025-11-0824 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.
Episode 7: Double-Faced Carnivorous Plant
2025-11-1524 min
Amaya ends his friendship with Sanda to save him. Meanwhile, the scarred Oshibu, comforted by Yagiuda, turns to Class 10 students who killed adults.
Episode 8: Love, the Most Selfish Thing There Is
2025-11-2224 min
Saved from Namatame by Shiori, Santa vows to harden his heart, but when Niko asks for a kiss, Sanda panics and almost transforms before her.
Episode 9: A Fake Flower, Yet Its Roots Rot
2025-11-2924 min
Tetsudome says Santa lacks grit. With her aid Sanda becomes dark Santa, but doubts himself. After meeting Namatame again, he vows not to fight kids.
Episode 10: You, an Everlasting Moment
2025-12-0624 min
At the Peak of Youth Ceremony, Niko steals Sanda's first kiss at twilight. Meanwhile Yagiuda faces Namatame alone, offering himself as decoy.
Episode 11: Flashback Attack
2025-12-1324 min
Namatame wrecks the ceremony. Eating yakisoba, she's met by Sanda in child form. His body starts breaking down as Ono's own changes grow.
Episode 12: Pale Blue Pall
2025-12-2024 min
Santa fights Oshibu before the students. The headmaster thrives on cheers, but Santa regains power by revealing his truth. The duel peaks on the roof.
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