Coreline Ventures
Coreline Ventures is a boutique early-stage venture capital firm that invests in exceptional founders in Japan, the U.S., and other regions. The firm focuses on building category-defining companies by making a limited number of high-conviction investments at the pre-seed, seed, and seed-plus stages. Coreline Ventures positions itself as a long-term partner to founders, providing support and guidance throughout their entrepreneurial journey. The firm specializes in venture investing, with a focus on sectors such as B2B software, vertical AI, fintech, and consumer applications. Coreline Venture
Investing activity
Coreline Ventures appears in 2 AI deals tracked by the AI Lounge deals desk, rounds totalling $52M, and led 1 of them. The rounds are mostly Seed, with a median round size of $52M. The most recent are Fish Audio (Seed, $52M, Jul 2026) and DubGuild (Seed, ¥2.1M, Jul 2026).
Coreline Ventures most often invests alongside Capital Today, 359 Capital, Carya Venture Partners and Hyphen Capital, and the companies it backs on AI Lounge are mostly in AI.
Deals
Frequently asked questions about Coreline Ventures
What AI companies has Coreline Ventures invested in?
Coreline Ventures's AI investments include Fish Audio and DubGuild. The 2 rounds on AI Lounge are listed on this page with amounts, dates and co-investors.
Where is Coreline Ventures based?
Coreline Ventures is based in Redwood City, California, United States.
What stage does Coreline Ventures invest at?
In the rounds tracked on AI Lounge, Coreline Ventures has invested at Seed, with a median round of $52M. Coreline Ventures led 1 of those rounds.
Who does Coreline Ventures co-invest with?
Coreline Ventures's most frequent co-investors on AI Lounge are Capital Today (1 deal), 359 Capital (1 deal), Carya Venture Partners (1 deal), Hyphen Capital (1 deal) and HF0 (1 deal).
How can founders reach Coreline Ventures?
Founders on AI Lounge can see Coreline Ventures's contact details in AI Investor Contacts (paid plans), check for a warm introduction through members who worked with the firm under Warm Paths, and add Coreline Ventures to their Investor Pipeline to track the conversation.