Tenjin Kousagi Oto Returns with New Yorishiro After Performer Swap
Tenjin Kousagi Oto resumed activities on Wednesday, November 11, with a new Yorishiro handling voice and expression, the role the character's setting defines as the performer behind the VTuber.
2 sources 11h ago
Reporting from 2 sources: KAI-YOU, MoguLive.
Why it matters
SPIRAL STAIRS STUDIO is treating Tenjin Kousagi Oto as a character to be carried across performers rather than ended, a structure that keeps the songs and archives in place while the voice changes.
Key Facts
- Tenjin Kousagi Oto resumed activities on Wednesday, November 11 with a new Yorishiro handling voice and expression.
- SPIRAL STAIRS STUDIO said the first Yorishiro graduated at the end of 2025 when her contract expired.
- The graduation announcement was made on November 1, alongside the plan to resume activities on November 11.
- Original songs and stream archives, including previous singing voices, will not be deleted and remain available.
- The new Yorishiro's real name and background have not been disclosed.
SPIRAL STAIRS STUDIO said the first Yorishiro graduated at the end of 2025 when her contract expired, and that after discussions the role passed to a new person. Original songs and stream archives remain available.
The first Yorishiro's contract expired at the end of 2025. Communications from the start of 2026 were run by the agency, and posts encouraging fans to join the fan club drew heavy discussion among VTuber fans. SPIRAL STAIRS STUDIO announced the graduation on November 1 and said at the same time that the role would be handed to a new performer, with activities resuming on November 11.
The company described replacing a long-beloved VTuber's performer as something accompanied by very major changes. Its stated policy is to raise the character as an IP that can be inherited across generations and time. The new Yorishiro's real name and background have not been disclosed.
Written with AI by Yomimono from the 2 cited sources below, including Japanese-language reporting where cited. See our editorial policy.
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