JMDC : Notice of Approval for Change of Listing Market to the First Section ofthe Tokyo Stock Exchange

Note: This document has been translated from the Japanese original for reference purposes only. In the event of any discrepancy between this translation and the Japanese original, the original shall prevail.

November 22, 2021

To whom it may concern

Company name: JMDC Inc.

Representative: Yosuke Matsushima, President and CEO

(TSE Mothers, Stock Code: 4483)

Contact: Yuta Yamamoto, Vice President and CFO (Telephone: [phone])

Notice of Approval for Change of Listing Market to the First Section of

the Tokyo Stock Exchange

JMDC Inc. (the "Company") hereby notifies you that the listing market for the Company's shares will change from the Mothers market of the Tokyo Stock Exchange to the First Section of the Tokyo Stock Exchange effective November 29, 2021, following the Tokyo Stock Exchange, Inc. giving its approval for the change.

We are pleased to inform you of this news and would like to take this opportunity to express our sincere gratitude to all stakeholders, including our shareholders, investors and business partners, for their support.

The Company has set up a corporate philosophy of "Providing a Healthy and Rich Life for All Individuals" and aims to realize a sustainable healthcare system with the power of data and ICT to solve issues that have been discussed in the medical field, such as increasing medical expenses (the 2025 problem) and regional disparities in healthcare.

Taking the opportunity of this change of listing market to the First Section of the Tokyo Stock Exchange, we will further accelerate our efforts to realize a sustainable healthcare system and strive to further expand our business and increase our corporate value. In addition, as a premise for handling data in the extremely sensitive field of medical information and providing services in the field of medical care, which involves human lives, we will continue to operate our company in a manner that earns continuous trust of all our stakeholders with a high sense of compliance and ethics in protecting personal information and other matters. We greatly look forward to your ongoing

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Note: This document has been translated from the Japanese original for reference purposes only. In the event of any discrepancy between this translation and the Japanese original, the original shall prevail.

support.

For details regarding the change of listing market to the First Section of the Tokyo Stock

Exchange, please refer to the Japan Exchange Group website (https://www.jpx.co.jp/english/).

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