Participated · Seed · Aug 2026

FLASH develops and operates short-drama and short-anime production and distribution services, anchored by its smartphone app "Million - ミリオン." The app was ranked No.1 among domestic short-drama apps in Japan for downloads and revenue between January and June 2026 (Sensor Tower, iOS+Android). FLASH plans to expand its exclusive original-drama lineup, strengthen production capabilities, and scale marketing to grow the app's user base. Concurrently, the company is developing video-focused AI products intended to support concepting, production, editing, and distribution optimization. FLASH is also moving into IP and publishing, with plans to release multiple comics on major e-book stores starting autumn 2026 and pursue other IP monetization such as film and merchandise. The company was founded on June 12, 2024, is headquartered in Meguro, Tokyo, and has raised a cumulative ~¥1.3 billion in seed funding following its most recent seed-extension round.

Participated · Equity · Aug 2026

Yellow Card builds stablecoin payment infrastructure and Global USD Accounts that let businesses hold U.S. dollars, manage treasury operations, swap stablecoins and send or receive local-currency payments across its network. The company has processed more than $10 billion in transactions, supports over 50 currencies and holds licences, authorisations and registrations in 22 jurisdictions across North America, Europe and Africa. It counts strategic partnerships and customers including Visa, Mastercard, PayPal, Coinbase, Western Union and others. Yellow Card is focused on expanding its stablecoin rails to enable faster cross-border transactions and to connect banks directly to those rails. The company plans international expansion into Latin America, the Middle East, Europe and the Asia-Pacific region. Its recent financing has brought total equity funding to more than $120 million, which the company says will be deployed to scale product rollout and geographic reach.

Participated · Seed · Jun 2026

Kotoba Technologies, founded in 2023 by Noriyuki Kojima (CEO) and Jungo Kasai (CTO), builds the Koto family of real-time speech models — including speech-to-speech (S2S), ultra-low-latency speech-to-text (ASR), and text-to-speech (TTS) — optimized for Japanese, Korean, and Chinese. Koto models are deployable both in datacenters and on-device, including smartphones and wearables, and Kotoba reports outperforming leading models from American and European research labs on recognition and synthesis. The company is already in production with Fortune Global 500 organizations and AI-native startups, powering AI voice agents, contact-center voice interfaces, wearables, and simultaneous translation. Kotoba has released an alpha API and a Python SDK to broaden developer access and enable testing of its S2S and on-device models. Its consumer-facing Kotoba app delivers simultaneous translation, note-taking, and AI summaries across 21 languages and has surpassed 180,000 users. The company is headquartered in San Francisco with a Japan office in Tokyo and has raised $23 million in total funding to date.

Participated · Series A · May 2026

CREW Carbon offers a process intensification solution for wastewater treatment that uses strategically-sourced alkaline minerals to optimize pH and alkalinity, improving biological performance, settleability, and plant capacity while permanently sequestering CO2. Since beginning commercial operations in 2024, CREW has deployed at nearly 10 facilities across the U.S. and Europe and secured long-term RFPs with utilities. The company has captured over 2,000 tons of CO2 and secured more than $33 million in carbon removal offtake agreements, delivering verified carbon removal credits to corporate buyers. CREW has developed proprietary measurement, reporting, and verification (MRV) capabilities and is developing a scalable analytics platform to provide operational insights and process optimization. Financial and strategic support from the Series A will be used to scale deployments, expand customer engagements, and add key hires in wastewater process, technology, supply chain, and business development.

Participated · Seed · Mar 2026

LENZO designs next-generation computing hardware that targets the acute energy constraints facing AI inference and blockchain processing. Its proprietary CGLA (Coarse-Grained Linear Array) architecture is engineered to deliver dramatically improved performance per watt, aiming to outclass conventional GPU-centric solutions. Headquartered in Ikoma, Nara Prefecture, the company is now transitioning from architectural design to physical chip production. Proceeds from its recent seed financing will fund fabrication of LENZO’s first custom silicon, a key milestone toward commercial deployment. Management is actively courting infrastructure operators, blockchain firms, enterprise customers, and ecosystem partners that need high-throughput yet low-power compute. Although still pre-revenue, the startup positions itself as a deep-tech entrant that could bolster Japan’s competitiveness in global semiconductor markets.