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Kotoba Technologies

Kotoba Technologies

Private
San Francisco, CaliforniaAI, Data & Cloud Infrastructurehttps://site.kotoba.tech/

Last Round

Seed

Jun 24, 2026

Total Funding Raised

$35.16M

Momentum

Top 5%

of companies Caplight tracks

Company Overview

Kotoba Technologies is an artificial intelligence company that develops a real-time speech model and simultaneous translation technology.

Sector

AI, Data & Cloud Infrastructure

Verticals

NLP & Conversational AI, Customer Experience, Enterprise Communication

Business Model

B2B

Customer Profile

Subscription SaaS, Usage-Based SaaS, Freemium, Services & Consulting

AI Layer

Foundation

Keywords

voice AIspeech-to-speechS2Ssimultaneous translationreal-time translationvoice AI infrastructureEast Asian language AIspeech foundation modelfrontier AI lablow-latency AIspeech-to-textASRtext-to-speechTTSon-device AIedge AIvoice AI APIAI voice agent

Historical Pricing

Historical view of private secondary pricing and transaction trends.

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Track how buyer interest and sentiment changes over time.

Kotoba Technologies Comparables

Compare Kotoba Technologies with similar companies based on industry and business-model similarity.

Kotoba Technologies comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Soniox
81%
Cartesia
78%
Deepgram
71%

Kotoba Technologies Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedJun 24, 2026
SeedAug 5, 2025
SeedJun 1, 2025
SeedOct 1, 2023

Key People

Founding team and executive leadership

Jungo Kasai

Co-Founder CTO

Founding Team

Noriyuki Kojima

Co-Founder & CEO

Founding Team

Kotoba Technologies Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Sep 7, 2026

    Open roles increased to 9, doubling the trailing average.

  • Aug 17, 2026

    Open roles increased to 8, representing 44% of headcount.

Kotoba Technologies Filings

Explore SEC and related filing metadata, where available.

Kotoba Technologies filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Kotoba Technologies's valuation, stock price, and market status.

Is Kotoba Technologies a public or private company?

Kotoba Technologies is a private company.

What is the current stock price of Kotoba Technologies?

Kotoba Technologies is a private company, so its shares have no public market price. Caplight tracks Kotoba Technologies's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.

How much is Kotoba Technologies worth (valuation)?

Valuation information for Kotoba Technologies is not publicly available.

Can I buy Kotoba Technologies stock?

Kotoba Technologies shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.

When was Kotoba Technologies's last funding round?

Kotoba Technologies's most recent funding round was Seed on June 24, 2026.

Who are the main investors in Kotoba Technologies?

Key investors in Kotoba Technologies include GLOBIS Capital Partners, SIP Capital, Kindred Ventures, Boost Capital.

Will Kotoba Technologies IPO soon?

No public IPO plans have been announced for Kotoba Technologies.

How can I track Kotoba Technologies secondary market activity?

Caplight tracks bids, offers, and trades in Kotoba Technologies's shares on secondary markets.

Firmographic Details

HeadquartersSan Francisco, California
Employee Range16
Year Founded2023
Last FundingJun 24, 2026

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