# Jij

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

- Industry: Business Support Services
- Headquarters: Tokyo, Japan
- Website: www.j-ij.com
- Total disclosed funding: $2.3M
- Latest round: Series A (Aug 27, 2020)
- Investors on record: 3

## About

Founded in 2018 and based in Tokyo, Japan, Jij Inc. provides advanced mathematical optimization solutions, enhancing problem-solving efficiency across industries with its innovative JijZept middleware platform. The company caters to a diverse range of clients, primarily in logistics, finance, and manufacturing. Jij Inc., founded in 2018 and headquartered in Tokyo, Japan, specializes in mathematical optimization solutions. The company is not known to have undergone significant pivots or possess subsidiaries.  In August 2026, Jij Inc. raised JPY 840 million in venture funding led by Global Brain, with participation from Fujitsu Ventures. CEO and Founder is  Yu Yamashiro. Jij Inc. specializes in mathematical optimization solutions, offering a suite of services and products designed to enhance the efficiency and effectiveness of complex problem-solving across various industries. Its core product, the JijZept Series, is an advanced middleware platform that simplifies the modeling of intricate optimization problems, providing users with a broad array of solvers and comprehensive solution analysis tools. This platform caters to developers and organizations seeking to integrate optimization capabilities into their applications, streamlining workflows and driving data-driven decision-making. Jij Inc. serves a diverse client base, including businesses in logistics, finance, and manufacturing, primarily targeting markets in North America, Europe, and Asia-Pacific. By leveraging its expertise, Jij Inc. effectively addresses the challenges faced by its clients in operational efficiency and resource allocation.Jij Inc.'s revenue model is centered around a combination of direct sales and subscriptions related to its JijZept Series middleware platform. Clients typically engage with Jij through structured partnerships, allowing them to access the platform on a subscription basis, which may include varying tiers based on the level of service and features required. The company also offers tailored project support, which is billed according to the scope and duration of the mathematical optimization projects undertaken by the clients. Revenue is generated from both initial setup fees and ongoing service agreements, ensuring a steady income stream as clients integrate and utilize the optimization tools in their operations. The strategic positioning of its flagship product, the JijZept Series, enhances the company’s overall market presence, catering to a growing demand for optimization solutions across key sectors. In August 2026, Jij Inc. raised JPY 840 million in venture funding led by Global Brain, with participation from other investor Fujitsu Ventures. 
The company plans to use August 2026 funding to advance R&D and product development in AI, mathematical optimization, and quantum computing, while strengthening its global business operations and organizational capabilities.

## Funding rounds

- Series A, Aug 27, 2020, $1.9M — ANRI, Miraisozo Investments, Deepcore
- Seed, Feb 1, 2019, $0.4M — ANRI

## Investors

- ANRI (https://capitalatlas.ai/funds/anri) — Seed, Series A
- Miraisozo Investments (https://capitalatlas.ai/funds/miraisozo-investments) — Series A
- Deepcore (https://capitalatlas.ai/funds/deepcore) — Series A