UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2025

Commission File Number: 001-42740

Robot Consulting Co., Ltd.

Le Graciel Building 2, 6th Floor

5-22-6 Shinbashi, Minato Ward

Tokyo, 105-0005, Japan

(Address of principal executive office)

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 ☐

EXHIBIT INDEX

Exhibit

Description

99.1

Press Release - Robot Consulting Co., Ltd. Engages Former bitFlyer Holdings CEO Masaaki Seki as to Advise on Ethereum Investment Strategy and Finance

SIGNATURE

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.

	Robot Consulting Co., Ltd.

	By:	/s/ Hidetoshi Yokoyama
		Hidetoshi Yokoyama
		Representative Director and Chairman

Date: September 5, 2025

Robot Consulting Co., Ltd. 6-K