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Alumni Ventures Executes Initial Japanese Capital Allocation via Yaqumo Seed Extension Round

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Alumni Ventures made its first Japanese investment via a seed extension round in Tokyo-based Yaqumo, a neutral-atom quantum computing hardware startup. The funding was co-led by Alumni Ventures’ AV Seed Fund and its Japan + US Bridge Fund, aiming to link deep-tech ecosystems across both nations. Yaqumo uses Ytterbium-based cold-atom technology, leveraging optical tweezers and laser pulses to manipulate qubits at room temperature, avoiding complex cryogenic systems. Proceeds will strengthen Yaqumo’s operations for North American market entry, leveraging Alumni Ventures’ U.S. networks and HPC resources. The deal uses a J-KISS Series 2 convertible equity instrument, deferring valuation until the next priced round.
Alumni Ventures Executes Initial Japanese Capital Allocation via Yaqumo Seed Extension Round

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Alumni Ventures Executes Initial Japanese Capital Allocation via Yaqumo Seed Extension Round United States venture capital firm Alumni Ventures has completed an investment in Yaqumo Inc., a Tokyo-based startup developing neutral-atom quantum computing hardware. Configured as a seed extension financing round, the transaction represents Alumni Ventures’ first capital allocation inside Japan since its institutional founding. The financial placement was co-executed through the firm’s North America-focused AV Seed Fund alongside its recently established Japan + US Bridge Fund, an investment vehicle structured to connect the deep-tech startup ecosystems of both nations and facilitate cross-border market expansions. Ytterbium-Based Cold Atom Hardware and Post-Fabrication J-KISS Structuring The capital allocation was formalized utilizing a J-KISS (Keep It Simple Security) Series 2 stock acquisition rights instrument, a convertible equity standard designed within the Japanese venture ecosystem to defer initial valuation determinations until the execution of a subsequent priced equity round. Headquartered in Chiyoda-ku, Tokyo, Yaqumo functions as a hardware developer utilizing a cold-atom architectural modality centered on Ytterbium (Yb) isotopes. Unlike superconducting circuits or solid-state semiconductor designs that require complex sub-Kelvin dilution refrigerators and dense lithographic control routing, cold-atom processing units rely on optical tweezer arrays to isolate and suspend neutral atoms inside specialized room-temperature vacuum chambers, manipulating multi-qubit states via precisely tuned laser pulses. Cross-Border Corporate Integration and North American Scaling Pipelines Led by Representative Director and CEO Kazuhiro Nakashoji, Yaqumo will deploy the seed extension proceeds to strengthen its operational foundation in preparation for entry into the North American commercial computing market. Through the transaction, the startup gains structured access to Alumni Ventures’ regional corporate registry, high-performance computing (HPC) centers, and federal agency stakeholders. This strategic network integration aims to help Yaqumo build coinvestment relationships with U.S.-based venture capital syndicates as the firm moves beyond pure academic research to scale its Ytterbium hardware processors against complex industrial optimization and quantum chemistry simulation workloads. Institutional Alignment and University Tech-Transfer Ecosystem Support The seed extension round builds upon Yaqumo’s existing investor base, which includes regional early-stage venture firms such as ANRI, Beyond Next Ventures, and Kyoto University Innovation Capital (Kyoto iCap). Michael Phillips, Chief Legal Officer and Executive Managing Director for Asia Pacific at Alumni Ventures, stated that Yaqumo represents an ideal model of university-born technical innovation capable of translating foundational quantum mechanics into scalable commercial hardware architectures. The capital injection supports a broader cross-border ecosystem roadmap, allowing the Tokyo-based startup to pursue hardware-software co-design implementations, secure strategic engineering talent, and establish multi-tenant deployment frameworks spanning international commercial markets. The official, joint press statement and financial transaction parameters can be reviewed directly via the active Yaqumo Newsroom here. For historical context tracking adjacent venture syndications, technical hardware-software co-design collaborations, and early institutional seed-stage capital profiles, read our recent coverage on Yaqumo’s global investor networks here. June 12, 2026 Mohamed Abdel-Kareem2026-06-12T19:08:22-07:00 Leave A Comment Cancel replyComment Type in the text displayed above Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.

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Source: Quantum Computing Report