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Tokyo court recognizes rights to human voice in AI cloning dispute

A Japanese judge ruled that unauthorized commercial exploitation of cloned voices violates publicity rights.

Updated Oct 3, 2026 · 16:24 UTC2 reports

The short version

  • The Tokyo District Court issued a landmark ruling establishing that human voices are protected against unauthorized commercial AI cloning.[Associated Press · ABC News]
  • Anime voice actor Kenjiro Tsuda sued the operator of a TikTok account that used an AI replica of his voice.[Associated Press · ABC News]
  • Presiding Judge Aya Takahashi stated that the human voice represents individual personality, making its commercial exploitation an infringement of publicity rights.[Associated Press · ABC News]
  • The court denied Tsuda's request to force video deletions because the disputed account was already shut down.[Associated Press · ABC News]

Key facts

  • The Tokyo District Court issued Japan's first ruling recognizing publicity rights over a person's voice.[Associated Press · ABC News]
  • Presiding Judge Aya Takahashi stated that a human voice represents personal identity, comparable to an individual's portrait.[Associated Press · ABC News]
  • Voice actor Kenjiro Tsuda brought the lawsuit against the operator of a TikTok account using an AI model of his voice.[Associated Press · ABC News]
  • The court dismissed Tsuda's request for video deletion orders because the targeted TikTok account was already closed.[Associated Press · ABC News]

What remains uncertain

  • The defense contended that the generated voice merely resembled Tsuda rather than being his actual voice, and denied causing harm to his reputation.[Associated Press · ABC News]

Sources

Outlet counts describe coverage, not independent confirmation. Reports may share a wire service or original source.