6-K
rYojbaba Co., Ltd. (RYOJ)
UNITEDSTATES
SECURITIESAND EXCHANGE COMMISSION
Washington,D.C. 20549
Form6-K
REPORTOF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16
UNDERTHE SECURITIES EXCHANGE ACT OF 1934
For the month of May 2026
Commission File Number: 001-42781
rYojbabaCo., Ltd.
4-3-1, Ohashi, Minami-Ku
Fukuoka-Shi, Fukuoka, 815-0033, 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 ☐
INFORMATIONCONTAINED IN THIS FORM 6-K REPORT
On May 7, 2026, Takayuki Nakano resigned as a member of the Board of Directors of rYojbaba Co., Ltd. (the “Company”). Mr. Nakano’s resignation was not a result of any disagreement relating to the Company’s operations, policies or practices.
Following Mr. Nakano’s resignation, the Company’s executive officers, directors, independent director and corporate auditors are as follows:
| Name | Positions Held | |
|---|---|---|
| Ryoji<br> Baba | Chief<br> Executive Officer, Director, Representative Director | |
| Hiroyuki<br> Oishi | Chief<br> Financial Officer (1) and Director | |
| Ferdinand<br> Groenewald | Independent<br> Director | |
| Takeharu<br> Kato | Corporate<br> Auditor | |
| Yoshiro Imamura | Corporate<br> Auditor | |
| (1) | As<br> previously disclosed, Mr. Oishi was appointed Chief Financial Officer (and principal financial<br> officer) on March 27, 2026. Mr. Oishi also assumed the role of principal accounting officer<br> at that time, replacing Mr. Yusuke Hirata. | |
| --- | --- |
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.
| rYojbaba Co., Ltd. | ||
|---|---|---|
| Date:<br> June 15, 2026 | By: | /s/ Ryoji Baba |
| Ryoji<br> Baba | ||
| Chief<br> Executive Officer |