Fundraising Fox

Kotoba

7 known investors

kotoba.tech β†—

Kotoba builds a real-time voice AI model and simultaneous speech translation technology, with strong performance in East Asian languages across text-to-speech, speech-to-text, and speech-to-speech. Its products serve AI agents and voice interfaces and can run on-premise, on-cloud, or on-device, including a consumer app for live translation.

AI & Machine LearningConsumerDeep Tech

Investors Β· 7

Globis Capital PartnersTokyo Β· $3.9M – $369M
Kindred VenturesSan Francisco Β· $250K – $2M
SIP Global PartnersPortsmouth
Sony Ventures CorporationreportedTokyo

Also in the syndicate Β· 3

KindredVenturesSalesforceVCSony_Innov_Fund

Funding

SEC filings, press & company announcements

$10M disclosed across 1 of 2 rounds Β· 2026

  • Undisclosed amountSeedJun 2026
    Source β†—
  • $10MraisedJun 2026 Β· 2 sources

    KindredVentures, SalesforceVC, Sony_Innov_Fund

    Source β†—

Source: company announcements and press reports β€” follow each round's link for the claim.

In the news

Kotoba on X: "Kotoba just announced an additional $10M round with @KindredVentures, @SalesforceVC and @Sony_Innov_Fund. This is just the beginning of our push on voice AI for East Asia πŸ”₯πŸ”₯ Our models are great for: 1. traditional cascaded approach with STT + LLM + TTS for agent use cases 2." / Xx.com Β· Jun 2026Kotoba Technologies raises $10M for real-time voice AI platform in East Asia - GamesBeatgamesbeat.com Β· Jun 2026Kotoba Technologies Raises $10 Million in Seed Funding to Expand Real-Time Voice AI Platform Across East Asiabusinesswire.com Β· Jun 2026Kotoba Tech Raises $11.8M to Advance AI Interpretationitbusinesstoday.com Β· Aug 2025Kotoba Technologies Raises USD 11.83M in Seed 2 Fundingfinsmes.com Β· Aug 2025We have raised USD 11.83 million (β‰ˆ JPY 1.7 billion) in a Seed 2 round to accelerate commercialization | Kotoba Technologieskotoba.tech Β· Jun 2025

Frequently asked questions

What does Kotoba do?
Kotoba builds a real-time voice AI model and simultaneous speech translation technology, with strong performance in East Asian languages across text-to-speech, speech-to-text, and speech-to-speech. Its products serve AI agents and voice interfaces and can run on-premise, on-cloud, or on-device, including a consumer app for live translation.
Who are Kotoba's investors?
Kotoba's investors include Globis Capital Partners, Kindred Ventures, SIP Global Partners, Sony Ventures Corporation.
How much funding has Kotoba raised?
Kotoba has disclosed $10M raised across 1 of its 2 known rounds.