Kizuna AI's own biography dates a 2022 hiatus and 2025 return

The setup

Kizuna AI's public activity paused for three years in the early 2020s and then resumed on a specific, company-documented date. Kizuna AI's own biography page states that the character entered an indefinite activity hiatus, described as a “sleep” period aimed at further updates, starting in 2022, and that activity resumed after three years on 26 February 2025. The same history timeline dates the start of the pause to a farewell concert, Kizuna AI The Last Live ‘hello, world 2022,’ held on 26 February 2022, meaning the hiatus and the return fall on the same calendar day three years apart.

What the documents show

A separate company profile page states that Kizuna AI Inc., the talent-management company now credited with the persona, was established on 11 May 2020 — nearly two years before the 2022 hiatus began — with a named representative director and a stated business of talent and artist management and production. Neither page names any performer, and neither describes why the hiatus was necessary beyond the stated goal of further updates. The biography's history entry for the return date is specific: 26 February 2025, activity resumed and a new model was unveiled, which this entry treats as the documented fact, distinct from any fan speculation about the reasons for the pause.

The craft

For a maker studying long-running VTuber projects, the documented sequence here — a company established mid-run, a stated hiatus for retooling, a new model unveiled at relaunch — is a useful template for how a character's technical presentation can be revised without the underlying persona's continuity being presented as broken. The biography's own history list treats the 2025 relaunch as a continuation of the same numbered timeline as 2016, not as a restart, a framing choice the company itself makes.

Keeping the creator in control

The two-page structure here — a biography documenting the character's public timeline, and a separate company page documenting the business entity behind it — is itself evidence of a persona whose corporate backing can be reorganized without the public narrative naming who is or was behind the character at any stage. This entry does not speculate about the relationship between the 2020 company formation and the 2022 hiatus beyond what the two pages separately state.

• What does a company's own new-model-unveiled language tell you about what actually changed at a relaunch, versus what stayed the same?
• How would you document a persona's continuity across a corporate restructuring if the company's own materials keep the two separate?
• What should a three-year, company-stated hiatus change about how a fan community is asked to talk about why?

Kizuna AI's own biography gives an unusually precise pair of dates, 26 February 2022 and 26 February 2025, for a hiatus and return that most long-running characters document far less exactly, which is what makes this case a clear, source-anchored example of continuing a persona under a changed producing arrangement.