Kouji Eguchi - 27 Aug 2026 Form 4 Insider Report for Medirom Healthcare Technologies Inc. (MRM)

Reporting relationship: Chief Executive Officer, Director, 10%+ Owner
Issuer ticker: MRM
Reported as of: 27 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 28 Aug 2026, 21:00:04 UTC
Prior SEC filing: 18 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Kouji Eguchi

Key filing fact

Kouji Eguchi filed Form 4 for Medirom Healthcare Technologies Inc. (MRM) on 28 Aug 2026.

Key facts

This page summarizes Kouji Eguchi's Form 4 filing for Medirom Healthcare Technologies Inc. (MRM).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 28 Aug 2026, 21:00.

Change

Previous filing in this sequence was filed on 18 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001836369 Primary reporting owner

Eguchi Kouji

Relationship: Chief Executive Officer, Director, 10%+ Owner
Address: 2-3-1 DAIBA, MINATO-KU, TOKYO, JAPAN
Signature: /s/ Kouji Eguchi
Signature date: 28 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MRM transaction

Common Shares

Other

Transaction value
Shares: -79,945
Change %: -4.3%
Price: $0.000000^*
Shares after: 1,797,515
Date: 27 Aug 2026
Ownership: Direct
Footnotes: F1

MRM holding

Common Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 22,543
Date: 27 Aug 2026
Ownership: See footnote
Footnotes: F2, F3

MRM holding

Common Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 25,000
Date: 27 Aug 2026
Ownership: See footnote
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

The reporting person transferred the common shares to an unrelated third party for no consideration.

Footnote F2

Represents common shares held by the reporting person underlying 22,543 American Depositary Shares..

Footnote F3

The shares are directly held by COZY LLC, a limited liability company (godo kaisha) organized under the laws of Japan that is wholly owned and controlled by the reporting person.