Mizuho Capital

Established in 2002 through the merger of three subsidiaries, Mizuho Capital is a Tokyo-based venture capital firm affiliated with Mizuho Bank. With approximately ¥50 billion JPY under management, it focuses on investments in information technology and biotechnology sectors.

Shinichiro Hisaya

Investment Manager

Katsuya Hori

General Manager, Investment Department

Shinichiro Kuge

Investment Manager

Rikizo Kurosaki

General Manager

Mitsumasa Matsumoto

General Manager, Investment Department

Past deals in Electrical Equipment

Aeterlink

Series B in 2025
Aeterlink is a developer of innovative wireless power transfer technology aimed at creating a digital landscape devoid of wires. The company specializes in applying its advanced technology across various sectors, including factory automation, robotics, smart homes, and healthcare. By enabling wireless power transmission over distances, Aeterlink's solutions enhance efficiency and sustainability while improving safety by eliminating the hazards associated with traditional wiring. Their practical level technologies facilitate greater flexibility in device placement and operation, contributing to a more connected and streamlined environment across multiple industries.

Aeterlink

Series B in 2024
Aeterlink is a developer of innovative wireless power transfer technology aimed at creating a digital landscape devoid of wires. The company specializes in applying its advanced technology across various sectors, including factory automation, robotics, smart homes, and healthcare. By enabling wireless power transmission over distances, Aeterlink's solutions enhance efficiency and sustainability while improving safety by eliminating the hazards associated with traditional wiring. Their practical level technologies facilitate greater flexibility in device placement and operation, contributing to a more connected and streamlined environment across multiple industries.

LINK-US

Series B in 2020
LINK-US, established in 2014 and headquartered in Yokohama, Japan, specializes in the design, manufacture, and contract sales of ultrasonic complex vibration bonding equipment. The company's portfolio includes devices that utilize ultrasonic combined vibration and powerful ultrasonic technology, catering to a broad spectrum of similar and dissimilar metal materials. LINK-US focuses on room temperature bonding technology, offering solutions for various industries.

Sirc

Venture Round in 2019
Sirc, established in 2015 and based in Osaka-shi, Japan, specializes in manufacturing sensors and other electrical components. These components are integral to various devices, enabling and enhancing their functionalities.

Connexx Systems

Venture Round in 2018
Connexx Systems Corporation is a Kyoto-based company that specializes in the development and manufacturing of power storage systems, including household and mobile storage solutions for emergencies. Established in 2011, the company integrates core battery technologies with power generation facilities, utilizing renewable energy sources such as solar and wind power to provide alternative energy solutions. Connexx Systems markets its products through distributors and constructors, as well as through catalogs, offering innovative options for electric power generation and storage. With additional offices in Tokyo and Fukuoka, Connexx Systems aims to enhance energy accessibility and sustainability.

Sirc

Venture Round in 2017
Sirc, established in 2015 and based in Osaka-shi, Japan, specializes in manufacturing sensors and other electrical components. These components are integral to various devices, enabling and enhancing their functionalities.
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