MCJ Group Companies
MCJ Group operates in the following business domains: the domestic (Japan) personal computer-related business, the overseas personal computer-related business, and the entertainment business. We are currently expanding our business domain from hardware, which has been the Group’s core area of expertise, to also include the emerging content and services business.

Functioning as the control tower for the Group companies, it shall be responsible for the corporate governance and management strategies for each company.
Domestic (Japan) personal computer-related business
We manufacture and sell popular general-use personal computers, high-value products, BTO (built-to-order) personal computers for content creators, gamers, and other specialized consumers, as well as pre-built computers for the Japanese domestic market. Additionally, we are a wholesaler of peripherals for personal computers.
List of Group Companies
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Mouse Computer Co., Ltd.
A Japanese manufacturer of personal computers that offers freely customizable Build To Order (BTO) computers.
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UNIT.COM INC.
An operator of brick-and-mortar stores such as PC Koubou, an e-commerce business, and a provider of personal computer-related products and services for businesses.
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Tekwind Co., Ltd.
Provides total solutions, from sourcing and selling IT equipment from over 150 of the world’s leading manufacturers to building personal computers and servers.
Overseas Personal Computer-Related Business
Under the “iiyama” brand, we sell a range of monitors in the European region, including general-purpose monitors, digital signage, and touch panels. Additionally, we provide IT product repair and support services in the Southeast Asia region.
Entertainment Business
Operation of multi-function cafes called “aprecio,” 24-hour fitness gyms under the brand “MIRA fitness,” and a range of other businesses.
[Applicable Companies – Consolidated]
aprecio Corporation Ltd., MID Co., Ltd.