Global Brain

Founded in Tokyo in 1998, Global Brain is a venture capital firm focusing on seed to late-stage investments across various sectors globally. They have invested in over 300 startups, facilitating 25 IPOs and 61 M&As through hands-on support services.

Kaori Akiba

Director

Hidetaka Aoki

Investment Group Partner and Fellow Chief of Space Lab

Tatsunori Arai

Director

Megumi Asatsuma

Director

Anjani Bansal

Partner / India Office Representative

Past deals in Electronics

Gosan Tech

Venture Round in 2025
Gosan Tech is a manufacturer and supplier specializing in displays, semiconductors, solar cells, and industrial inkjet printing systems. The company develops innovative inkjet printing technology aimed at enhancing pressure control devices and the precision of nano-ink products. This technology is applicable in various organic light-emitting diode (OLED) production processes, including the formation of organic material layers, encapsulation layers, and other critical components. By utilizing a multi-layer thin film stacked structure formation, Gosan Tech enables its clients to achieve improved results in their manufacturing processes.

AirMembrane

Venture Round in 2024
AirMembrane is an industrial company specializing in the production of graphene sheets and other two-dimensional materials. It serves various sectors by offering high-quality, flexible, large-area graphene products on diverse substrates, along with associated devices and equipment.

AI Silk

Series B in 2023
AI Silk Corporation, established in 2015 and based in Sendai, Japan, specializes in the manufacture and sale of innovative conductive fibers. The company's flagship product, AI Silk, is created using a unique dyeing technique that imbues natural silk with conductivity. This advancement allows for the production of electrodes that address common issues associated with traditional medical electrodes, such as discomfort, skin irritation, and measurement inaccuracies caused by sweat. AI Silk’s technology not only enhances the comfort of conductive clothing but also minimizes the risk of allergic reactions, making it suitable for a wide range of applications beyond the healthcare sector. The company also offers simplified manufacturing kits, further promoting the use of its advanced materials in various industries.

Elephantech

Series D in 2023
Founded in Tokyo, Japan in 2014, Elephantech specializes in the manufacturing of electronic circuits. The company's innovative metal inkjet printing technology enables it to produce flexible printed circuit boards sustainably.

Immunosens

Series B in 2023
Immunosens develops electrochemical measurement devices that evaluate biomarkers such as genes, proteins, and cell signals through electrode reactions. Its sensors rely on disposable printable electrodes, enabling healthcare professionals to obtain accurate analyses for medical diagnostics and food safety testing. The platform aims to deliver rapid, on-site biomarker readouts and can be integrated into existing clinical workflows, offering a scalable solution for both clinical and food industry applications.

Metalenz

Series B in 2022
Founded in 2016, Metalenz specializes in the research, development, and production of innovative optical components. Utilizing metasurface technology, it creates ultra-thin planar optics for high-resolution imaging, enabling miniaturization and weight reduction in mobile phones, computers, and other electronic devices.

Aroma Bit

Venture Round in 2021
Aroma Bit, Inc. is a Tokyo-based company specializing in the development, production, and sales of electronic equipment and systems, with a focus on compact odor imaging sensors. The company aims to enhance the understanding and utility of scents by creating innovative products and services that digitize olfactory experiences. Aroma Bit's technology allows for the conversion of various odors into visualized patterns, enabling the collection of digital olfactory data. This capability assists businesses in detecting ingredients in food samples and aids care providers in identifying diseases across diverse applications. Through its pioneering approach, Aroma Bit seeks to elevate the significance of olfactory information in various sectors.

LetinAR

Series B in 2020
LetinAR Co., Ltd., founded in 2016 and based in Seoul, South Korea, specializes in the development of augmented reality smart glasses. The company has introduced a groundbreaking technology known as PinMR™ lens, which addresses common limitations of existing augmented reality products, including bulky hardware and inadequate functionality. By utilizing its proprietary pin mirror technology, LetinAR's smart glasses reflect light from a microdisplay and guide it into the wearer's pupils through a pinhole effect. This innovation allows for enhanced optical control and a more immersive augmented reality experience, positioning LetinAR as a significant player in the evolving landscape of augmented reality technology.

Warp Solution

Series A in 2020
WARP Solution Inc. is a South Korean company, established in 2016 and headquartered in Seoul. It specializes in wireless charging technologies, specifically focusing on radio frequency-based power solutions for various electronic devices. The company's innovative products include power amplifier packages and modules that facilitate long-range wireless charging, enabling power delivery at distances of up to six meters. These solutions serve as essential components for both wireless charging applications and 5G networks, offering a contactless alternative for continuous device charging.

Pebblebee

Seed Round in 2019
Pebblebee develops tracking technologies and smart trackers for personal and business use. Founded in 2013 and headquartered in Seattle, the company offers a range of tracking devices with long battery life that can be attached to valuables and assets, enabling individuals and organizations to stay connected to the items that matter most. Pebblebee's solutions are designed to help users locate misplaced belongings, monitor assets, and streamline inventory management through connected devices and related software.

Warp Solution

Series A in 2018
WARP Solution Inc. is a South Korean company, established in 2016 and headquartered in Seoul. It specializes in wireless charging technologies, specifically focusing on radio frequency-based power solutions for various electronic devices. The company's innovative products include power amplifier packages and modules that facilitate long-range wireless charging, enabling power delivery at distances of up to six meters. These solutions serve as essential components for both wireless charging applications and 5G networks, offering a contactless alternative for continuous device charging.

Seismic

Series A in 2017
Seismic, established in 2015 and based in Menlo Park, California, specializes in the production and development of custom garments equipped with built-in flexible electric motors. These garments, known as Powered Clothing, are designed to assist wearers in everyday tasks by providing intelligent wearable strength and natural mobility to muscles and joints. Seismic's team comprises experts in textiles, industrial design, robotics, biomechanics, and data science, working together to create lightweight, connected apparel that can be comfortably worn under any outfit. The company's technology was initially developed at SRI International for a DARPA-funded program aimed at reducing injury risk and enhancing soldier endurance. Seismic spun out of SRI to explore the technology's potential for consumer applications, initially focusing on the aging market due to its size and need.

Seismic

Series A in 2017
Seismic, established in 2015 and based in Menlo Park, California, specializes in the production and development of custom garments equipped with built-in flexible electric motors. These garments, known as Powered Clothing, are designed to assist wearers in everyday tasks by providing intelligent wearable strength and natural mobility to muscles and joints. Seismic's team comprises experts in textiles, industrial design, robotics, biomechanics, and data science, working together to create lightweight, connected apparel that can be comfortably worn under any outfit. The company's technology was initially developed at SRI International for a DARPA-funded program aimed at reducing injury risk and enhancing soldier endurance. Seismic spun out of SRI to explore the technology's potential for consumer applications, initially focusing on the aging market due to its size and need.

Material Concept

Corporate Round in 2016
Material Concept specializes in the manufacturing of copper paste designed for electrical components and solar panels. Its product offers comparable conductivity to silver at a significantly lower cost, making it an attractive alternative for industries seeking to reduce raw material expenses.

Monohm

Seed Round in 2015
Monohm Inc. is a Berkeley, California-based company focused on designing and developing heirloom electronics that foster a more civilized relationship with digital life. The company’s flagship product, Runcible, serves as a personal electronic device tailored for the post-smartphone era. Additionally, Monohm offers Positron, an HTML framework that enables the creation of view-based web applications, and Sensible, a standards-based approach for implementing command and control interfaces across various devices. Through its innovative products, Monohm aims to create a series of essential devices that seamlessly integrate form, function, and technology.

16Lab

Seed Round in 2014
16Lab Inc. is a technology company based in Kamakura, Japan, that specializes in designing and developing innovative wearable devices, notably the OZON smart ring. This device enables users to control various electronic appliances, including computers, smartphones, tablets, cameras, and televisions, through intuitive gestures and hand movements. The smart ring serves multiple functions, acting as a universal authentication tool, a key for secure access to homes and offices, and an electric wallet for contactless payment transactions. By leveraging ultra-low power, high-precision 3D motion analysis technology and embedded security, 16Lab aims to enhance human-computer interaction in the Smart City era. The company's collaboration with industry leaders, including Sony, and its commitment to developing an integrated platform for IoT and wearable developers underscore its role as a significant player in the evolution of personal computing solutions.

August Home

Seed Round in 2014
August Home Inc. is a technology company that specializes in developing smart home access products, primarily through its flagship offering, the August Smart Lock. Founded in 2012 by designer Yves Behar and technology expert Jason Johnson, the company is headquartered in San Francisco, California. August Home's products utilize encrypted locking technology, allowing users to replace traditional keys with smartphones. This innovation enables homeowners to create virtual keys for various individuals such as house cleaners, dog walkers, and guests, and to manage access durations remotely via smartphones and computers. The company also features August Pro, a division focused on supporting professional smart home installers. August Home operates as a subsidiary of ASSA ABLOY AB, further enhancing its capabilities in the smart home market.

EpiPhotonics

Series A in 2011
EpiPhotonics develops and manufactures PLZT photonics components and subsystems for telecommunications, data communications, and fiber optic sensing markets. The company offers high-speed PLZT optical switches and related modules, along with PLZT variable optical attenuators, wavelength-selective switches, and optical beam deflectors. Its products are designed for high speed and low power consumption to enable applications such as optical packet switching, optical burst switching, on-demand ROADM and cross-connects, switched optical access networks, optical interconnections, high-speed protections, and switched delay lines. The company also provides contract development of PLZT devices. Founded in 2007, it is based in Tokyo with additional operations in San Jose, California, and Yamato-shi, Japan.

Zensys

Venture Round in 2008
Zensys is a company specializing in wireless networking technology for control and status reading applications. It is best known for developing Z-Wave, an affordable two-way wireless mesh network communications technology that allows users to easily and securely monitor and manage various home control systems, including lighting and security, from anywhere in the world. In addition to its core technology, Zensys offers a comprehensive range of products and services, such as application-specific integrated circuits (ASICs), development kits, and engineering services tailored for Original Equipment Manufacturers.

Noah Corporation

Seed Round in 2003
Noah is a producer of LED lights. They provide products that include nec lighting, hitachi appliances, ushio lighting, endo lighting, koizumi lighting, taiko electri, orderic, seiwa electric, lumia, and maton. They offer products that are available for shopping online.

Solestial

Solestial develops radiation‑hardened silicon photovoltaic modules for space applications. Its ultra‑thin, flexible solar cells self‑repair radiation damage at normal operating temperatures, allowing panels to maintain performance for up to ten years in low Earth orbit. The modules are produced with automated manufacturing, reducing costs by about 90% compared to existing space‑grade technologies while enabling virtually unlimited production capacity. Solestial’s technology supports current satellite constellations, research missions, and future large‑scale space energy infrastructure, positioning the company as a key supplier for the emerging space economy.
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