Led · Series D · Aug 2026

Founded in April 2020 and based in Chuo-ku, Tokyo, NOT A HOTEL provides unique villa properties created with world-class architects and creators, combining dedicated mobility options (helicopter, cruiser) and personalized services. Its offerings blend architecture, technology, and hospitality to deliver integrated stay experiences and owner-centric services. The company is expanding beyond stays into mobility via its "NOT A GARAGE" shared-ownership mobility service and seeks to link movement and destination experiences. Financially, NOT A HOTEL completed a ¥16.5 billion Series D transaction (¥10.0B primary + ¥6.5B secondary) with strategic investors including TIP, SBI Group, Sequoia, and TT Lion Partners. Going forward, the company plans to use the capital and partnerships to accelerate existing business growth, improve owner experience, and explore purchaser financing options through SBI.

Participated · Series B · Jul 2026

RapidPulse is developing a pulsed (cyclic) aspiration platform and a range of catheter sizes intended to improve clot engagement, removal efficiency and procedural consistency during mechanical thrombectomy for acute ischemic stroke. The company’s system is being evaluated in the TURBO investigational device exemption study, conducted in the United States and Europe to support its U.S. regulatory pathway. RapidPulse plans to expand clinical experience with its system across leading stroke centers as part of that program and may pursue FDA approval if clinical data support a submission. The platform strategy includes continued development of the catheter portfolio and broader clinical use to gather performance data across different patients, clot types and treatment settings. RapidPulse was spun out of medical device incubator Syntheon and is headquartered in Miami. Financially, the company recently raised an oversubscribed $48 million Series B co-led by Medtronic, TechWald Next and S3 Ventures, with additional participation from SBI Investment Company, the Florida Opportunity Fund, and existing investors.

Participated · Series A · Jul 2026

LinqAlpha builds a platform that lets institutional investors deploy specialized AI agents that synthesize thousands of signals and learn each user's unique investment framework to surface differentiated insights. The company was founded by Jacob Choi, Subeen Pang, Jin Kim, and Hojun Choi and brings together former Goldman Sachs analysts and MIT computer science PhDs. Since launch, LinqAlpha has been adopted by over 70 financial institutions across the U.S., Europe, and Asia, including sell-side teams at investment banks and buy-side clients such as Causeway Capital Management and Schonfeld Strategic Advisors. Collectively, its buy-side clients manage more than $5 trillion in assets. LinqAlpha is headquartered in New York and plans to use its Series A proceeds to expand its global team, deepen dataset integrations, and accelerate deployment across equities, macro, credit, and multi-asset strategies. The company frames its product as an "Alpha Intelligence Layer" designed to help institutional teams synthesize fast, interconnected public-market signals into actionable judgment.

Participated · Series A · Jun 2026

Tokenz provides a one-stop MoR platform for digital content providers—game companies, video streaming, manga, and app publishers—handling payments, VAT/GST compliance, invoicing, billing, and customer support. The platform supports over 200 payment methods and offers multi‑language support and country-specific tax processing. Tokenz has secured early commercial adoption with customers including Bushiroad’s HUNTER×HUNTER NEN×SURVIVOR and WonderPlanet’s Crash Fever, and has an alliance to power app‑external payments for Game8 Store. Since beginning service in the latter half of 2024, the company plans to deepen product capabilities such as AI-driven fraud detection and tax optimization, expand its global support footprint, and scale hiring in the payments and FinTech domain. Tokenz was founded in March 2024 and is headquartered in Chiyoda, Tokyo, with Lin Po-Huan as CEO.

Participated · Seed · May 2026

Graphenory conducts research, development, manufacturing, and sales of optical devices that utilize graphene, drawing on foundational research by Professor Hideyuki Maki of Keio University. Its technology aims to realize graphene optical devices that can operate on semiconductors. The company is developing products including infrared light sources, analytical sensing devices, and optoelectronic fusion devices. Reported target application areas include the semiconductor industry, information and communication, data centers, AI-related fields, quantum technology, and biomedical sectors. Graphenory completed the Keio University Startup Incubation Program (KSIP) and was founded on October 1, 2024. Following its seed A5240 million raise, the company plans to use the proceeds to accelerate hiring and advance technology development as it pursues practical applications and broader market expansion.