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Mutex Raises ¥60 Million in Seed Funding led by MTI Co., Ltd. to enhance product development for its AI-powered medical claims platform.

PRIVATEDec 16, 2025

Amount Raised

¥60 Million

Round Type

Seed

BunkyoInformation TechnologySoftwareHealth CareArtificial IntelligenceSaasMachine Learning

Investors

Mti Co., Ltd.

Description

Mutex, a Tokyo-based company specializing in AI-powered medical insurance claim support, secured ¥60 million in Seed funding. The funding, led by MTI Co., Ltd., will be used to bolster product development and improve the company's organizational structure. Founded in 2022, Mutex aims to optimize workflow in medical institutions. Their flagship product, Reze, automates claim processing and enhances operational management.

Company Information

Company

Mutex

Location

Bunkyo, Tokyo, Japan

About

Mutex is a software development company focused on AI-powered solutions for medical institutions. Its flagship product, Reze, is a SaaS platform designed to help medical institutions automate claim processing and improve operational management. By leveraging generative AI and machine learning, Reze simplifies administrative tasks and optimizes revenue for medical departments. Founded in 2022 and headquartered in Tokyo, Japan, Mutex aims to drive digital transformation in the healthcare sector.

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