Undead Unluck Winter Arc Airs December 25 – Kensho Ono as Terror, Takehito Koyasu as Original UMA Balance
The Winter Arc of the TV anime Undead Unluck will air on December 25 across the MBS/TBS Network. The episode introduces two new characters—Terror, voiced by Kensho Ono, and the original UMA Balance, portrayed by Takehito Koyasu. The special installment will feature direction by Sung Hoo Park and animation by E&H production.
Quick Summary
- Undead Unluck Winter Arc airs December 25 on the MBS/TBS Network as a one-hour special.
- Kensho Ono voices Terror, a member of Billy’s group Under.
- Takehito Koyasu plays Balance, an original UMA character created by Yoshifumi Tozuka.
- Sung Hoo Park directs, handles storyboards, and leads episode direction.
- E&H production manages animation for this Winter Arc.

"Undead Unluck" Winter Arc airs on December 25, introducing Terror voiced by Kensho Ono and the original UMA Balance voiced by Takehito Koyasu. © Yoshifumi Tozuka / Shueisha, Undead Unluck Production Committee
Broadcast Details and Staff for the Winter Arc
The Undead Unluck Winter Arc will premiere on December 25 via the MBS/TBS Network. Set in a snow-covered, frigid landscape, the episode will be directed, storyboarded, and supervised by Sung Hoo Park, known for his work on several notable titles. Animation production is handled by E&H production. The Winter Arc will be presented as a one-hour special, adding a new chapter to the anime’s story.

"Undead Unluck" Winter Arc airs on December 25, introducing Terror voiced by Kensho Ono and the original UMA Balance voiced by Takehito Koyasu. © Yoshifumi Tozuka / Shueisha, Undead Unluck Production Committee

"Undead Unluck" Winter Arc airs on December 25, introducing Terror voiced by Kensho Ono and the original UMA Balance voiced by Takehito Koyasu. © Yoshifumi Tozuka / Shueisha, Undead Unluck Production Committee
New Characters: Terror and the Original UMA Balance
Two new characters appear in the upcoming Winter Arc. Kensho Ono joins the cast as Terror, a member of Billy’s organization, Under. The original UMA Balance, created by manga author Yoshifumi Tozuka, will be voiced by Takehito Koyasu. These additions expand the universe of Undead Unluck while staying true to its core narrative of “negators” confronting the mysteries of their world.
Comments from Kensho Ono and Takehito Koyasu
Kensho Ono expressed his honor in joining the series as Terror, describing the character as a man with a strong sense of justice and loyalty toward his comrades, especially Billy, whom he has known since their mercenary days. He also noted his excitement about participating from a special one-hour episode.
Takehito Koyasu commented that he is pleased to take part in Undead Unluck, voicing Balance, an original character for the anime. He shared his anticipation for how the character would move energetically across the screen, encouraging viewers to look forward to the performance.
About Undead Unluck
Undead Unluck follows Andy, a man with an immortal body, and Fuko Izumo, a girl whose touch brings misfortune to others. Together, they join an organization called Union to seek Andy’s wish for “the best death” while facing numerous enemies and uncovering the world’s hidden truths. The manga, serialized in Weekly Shonen Jump, won first place in the Comics Division of the Next Manga Awards 2020 and inspired the anime adaptation that aired from October 2023 to March 2024.
Frequently Asked Questions
Q1: When will the Undead Unluck Winter Arc air?
A1: The Winter Arc of Undead Unluck will air on December 25 across the MBS/TBS Network as a one-hour special episode.
Q2: Who are the new characters in the Winter Arc?
A2: The new characters are Terror, a member of Billy’s group Under, voiced by Kensho Ono, and Balance, an original UMA created by Yoshifumi Tozuka and voiced by Takehito Koyasu.
Q3: Who is directing the Undead Unluck Winter Arc?
A3: Sung Hoo Park serves as the director, storyboard artist, and episode director, with E&H production handling animation duties.
Q4: What is Undead Unluck about?
A4: The story follows Andy and Fuko Izumo as they join Union, battling other “negators” while pursuing Andy’s goal of finding “the best death.”
Q5: When did the first Undead Unluck anime air?
A5: The first season of the Undead Unluck anime aired from October 2023 to March 2024.
Source : ORICON NEWS