Japanese Sakana AI Raise $135M in Series B Funding

{
  "signal_id": "95b3bc97-e3cd-457a-8744-4f0416404aeb",
  "signal_type": "news",
  "signal_subtype": "receives_financing",
  "detected_at": "2025-11-17T00:00:00+00:00",
  "company": {
    "name": "Sakana AI",
    "domain": "sakana.ai"
  },
  "data": {
    "url": "https://ventureburn.com/sakana-ai-series-b-135m-raise",
    "title": "Japanese Sakana AI Raise $135M in Series B Funding",
    "amount": "$135M",
    "excerpt": "Japanese Sakana AI raise $135M in Series B funding.\n\n* Sakana AI raised $135 million in a Series B round.\n* The funds will support new model research and team expansion in Japan.\n* The valuation reached $2.65 billion.\n\nA major step for a young Japanese AI firm.\n\nSakana AI raised $135 million in fresh capital. The raise closed on 17 November 2025. It took place through a large Series B round. The new valuation reached $2.65 billion. The company is based in Tokyo. It builds specialised AI models for Japan. It also builds models for other regions. It now sits among the fastest growing AI companies in the country.\n\nThe firm said the raise will support deep research. It said the money will aid model development. It said it will also expand its engineering and sales teams. The company plans new distribution work in Japan. It wants broader reach. It wants faster product delivery. The founders said the team will grow in 2026. They said that expansion will target defence, industry, and government.\n\nThe raise drew interest from major investors. MUFG joined the round. Khosla Ventures also took part. In-Q-Tel joined. Macquarie Capital and NEA joined. Lux Capital took part. These funds came from Japan. They also came from global venture firms. The round brought the company's total funding to $379 million. This sum puts the firm among the most capitalised AI startups in Asia.\n\nThe rise of a...",
    "summary": "Sakana AI Co. Ltd. receives financing of $135M in Series B.",
    "category": "receives_financing",
    "found_at": "2025-11-17T00:00:00Z",
    "location": "Japan",
    "planning": false,
    "image_url": "https://ventureburn.com/wp-content/uploads/2025/11/Create-a-futuristic-neon-lit-poster-titled_-Saka….png",
    "confidence": 0.481,
    "published_at": "2025-11-17T18:34:47Z",
    "location_data": [
      {
        "country": "Japan",
        "fuzzy_match": false
      }
    ],
    "financing_type": "Series B",
    "article_sentence": "* Sakana AI raised $135 million in a Series B round.",
    "amount_normalized": 135000000,
    "financing_type_tags": [
      "equity"
    ],
    "financing_type_normalized": "series_b"
  }
}

curl https://signals.autobound.ai/v1/signals/95b3bc97-e3cd-457a-8744-4f0416404aeb \
  -H "X-API-KEY: $AUTOBOUND_API_KEY"

curl -X POST https://signals.autobound.ai/v1/companies/enrich \
  -H "X-API-KEY: $AUTOBOUND_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"domain":"sakana.ai","limit":20}'