# LQUOM

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/lquom

- Industry: Telecoms
- Headquarters: Yokohama, Japan
- Website: www.lquom.com
- Total disclosed funding: $2.5M
- Latest round: Series B (Apr 21, 2026)
- Investors on record: 15

## About

Established in 2020 and based in Kanagawa, Japan, LQUOM, Inc. d.b.a LQUOM engages in the development of quantum communication systems, quantum repeaters, and associated technologies aimed at realizing a quantum internet over the worldwide optical fiber network. In April 2026, LQUOM raised an undisclosed amount in series B funding from new investors Nissay Capital, MPower Partners and SCREEN Holdings Co., Ltd.

LQUOM, Inc. specializes in the development of advanced long-distance quantum communication systems, particularly quantum repeaters crucial for a secure quantum Internet. Their flagship product, the LQ-PS-100, is designed to optimize quantum communication by integrating with Pr: YSO quantum memory. This innovation addresses security concerns in numerous sectors, including finance, telemedicine, and defense, utilizing quantum mechanics principles to ensure data security and detect eavesdropping attempts. The target markets include organizations across North America, Europe, and Asia with a pressing demand for secure communication solutions. LQUOM, Inc. follows a B2B model, generating revenue through partnerships and contracts with organizations involved in quantum computing and secure communications. Their revenue primarily comes from the sale of quantum communication technologies, particularly their quantum repeaters and the LQ-PS-100 product line. Transactions are established through contracts tailored to meet client needs for long-distance quantum communication, allowing collaborative research and product demonstrations to strengthen LQUOM's position in quantum communication technology.

The company plans to use the April 2026 fund to advance quantum repeater R&D, expand global demonstration trials, strengthen ecosystem partnerships, and prepare for international market expansion.

## Funding rounds

- Series B, Apr 21, 2026 — Nissay Capital, SCREEN Holdings Co., Ltd., MPower
- Series B, Oct 24, 2025 — Anritsu Corporation, SMBC Venture Capital, SBI Investment, Bio-Sight Capital, Osaka University Venture Capital, Orix Capital, JMTC Capital
- Series A, Jan 31, 2023, $1.9M — Mitsubishi UFJ Capital, MACNICA, Inc., Incubate Fund, SBI Investment, Japan Science and Technology Agency, OXIDE
- Seed, Apr 19, 2021, $0.7M — Incubate Fund

## Investors

- Incubate Fund (https://capitalatlas.ai/funds/incubate-fund) — Seed, Series A
- Mitsubishi UFJ Capital (https://capitalatlas.ai/funds/mitsubishi-ufj-capital) — Series A
- MACNICA, Inc. — Series A
- SBI Investment (https://capitalatlas.ai/funds/sbi-investment) — Series A, Series B
- Japan Science and Technology Agency — Series A
- OXIDE — Series A
- Anritsu Corporation — Series B
- SMBC Venture Capital (https://capitalatlas.ai/funds/smbc-venture-capital) — Series B
- Bio-Sight Capital (https://capitalatlas.ai/funds/bio-sight-capital) — Series B
- Osaka University Venture Capital (https://capitalatlas.ai/funds/osaka-university-venture-capital) — Series B
- Orix Capital (https://capitalatlas.ai/funds/orix-capital) — Series B
- JMTC Capital (https://capitalatlas.ai/funds/jmtc-capital) — Series B
- Nissay Capital (https://capitalatlas.ai/funds/nissay-capital) — Series B
- SCREEN Holdings Co., Ltd. — Series B
- MPower (https://capitalatlas.ai/funds/mpower) — Series B