MRM Board approves cryptocurrency use in treasury policy

Rhea-AI Filing Summary

MEDIROM Healthcare Technologies Inc. announced that its Board of Directors approved adopting cryptocurrency as part of the company’s treasury strategy. The announcement is presented in a press release furnished as Exhibit 99.1 to this Form 6-K. The company states the information is furnished, not deemed “filed” under the Exchange Act, and is not incorporated by reference except as specifically provided.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

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For the month of October, 2025

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Commission File Number 001-39809

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MEDIROM HEALTHCARE TECHNOLOGIES INC.

(Translation of registrant’s name into English)

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2-3-1 Daiba, Minato-ku

Tokyo 135-0091, Japan

(Address of principal executive office)

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Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

☒ Form 20-F ☐ Form 40-F

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INFORMATION CONTAINED IN THIS FORM 6-K REPORT

Issuance of Press Release

On October 29, 2025, MEDIROM Healthcare Technologies Inc. (the “Company”) is issuing a press release to announce that the Company’s Board of Directors has approved the adoption of cryptocurrency as part of the Company's treasury strategy, as described in more detail in the press release. A copy of the press release is furnished as Exhibit 99.1 hereto.

The information furnished in this report on Form 6-K (including the exhibit hereto) shall not be deemed to be “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, and shall not be deemed to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, as amended, except to the extent specifically provided in such a filing.

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EXHIBIT INDEX

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Exhibit No.		Description
99.1	​	Press release of the Company

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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​	MEDIROM Healthcare Technologies Inc.
Date: October 29, 2025	​
​	By:	/s/ Fumitoshi Fujiwara
​	​	Name: Fumitoshi Fujiwara
​	​	Title: Chief Financial Officer

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FAQ

What did MRM announce in this Form 6-K?

The company reported that its Board approved adopting cryptocurrency as part of its treasury strategy.

How did MEDIROM (MRM) disclose the change in treasury strategy?

Through a press release furnished as Exhibit 99.1 to the Form 6-K.

Is the information in this 6-K considered 'filed' with the SEC?

No. The information is furnished and is not deemed “filed” under the Exchange Act.

When was the press release issued?

The company stated the press release was issued on October 29, 2025.

Will this 6-K be incorporated by reference into other filings?

It will not be incorporated by reference except to the extent specifically provided in another filing.

What is the exhibit included with the 6-K?

The filing includes Exhibit 99.1, the company’s press release.