rYojbaba (RYOJ) ousts CEO Nakano and reinstates Ryoji Baba as chief

Rhea-AI Filing Summary

rYojbaba Co., Ltd. announced a leadership change. On April 12, 2026, the Board removed Takayuki Nakano as Chief Executive Officer with immediate effect, although he will remain a director. The Board appointed Ryoji Baba as the new Chief Executive Officer and Representative Director on the same date.

Baba previously served as Representative Director, Chief Executive Officer, and Interim Chief Financial Officer until his resignation on March 27, 2026. The company states he has had no related party transactions in this interim period and that there are no family relationships or special arrangements connected to his appointment.

Positive

• None.

Negative

• Sudden CEO removal – The Board removed Takayuki Nakano as Chief Executive Officer with immediate effect, which can signal leadership instability and create uncertainty about the company’s near‑term strategic direction.

Insights

Corporate governance analyst

rYojbaba replaces its CEO, signaling governance and continuity questions.

The Board of rYojbaba Co., Ltd. removed Chief Executive Officer Takayuki Nakano with immediate effect and reinstated Ryoji Baba as CEO and Representative Director on April 12, 2026. Sudden CEO changes often raise questions about strategic direction and internal dynamics.

The filing highlights that Baba previously held the CEO and Interim CFO roles until March 27, 2026, then returned after a short gap, suggesting the Board prioritized continuity from a familiar leader. It also notes no related party transactions and no family relationships, indicating attention to independence and conflict-of-interest concerns.

The overall impact depends on how quickly management stabilizes and communicates its plans in subsequent disclosures. Future company reports may clarify the reasons for the leadership change and any strategic adjustments under Baba’s renewed leadership.

Key Figures

CEO removal date: April 12, 2026 New CEO appointment date: April 12, 2026 Prior resignation date: March 27, 2026 +1 more

4 metrics

CEO removal date April 12, 2026 Date the Board removed Takayuki Nakano as Chief Executive Officer

New CEO appointment date April 12, 2026 Date the Board appointed Ryoji Baba as CEO and Representative Director

Prior resignation date March 27, 2026 Date Ryoji Baba previously resigned as Representative Director, CEO, and Interim CFO

Filing signature date April 13, 2026 Date the report was signed by CEO Ryoji Baba

Key Terms

Form 6-K, foreign private issuer, Representative Director, related party transaction, +1 more

5 terms

Form 6-K regulatory

"Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16"

A Form 6-K is a report that companies listed in certain countries file to provide important updates, such as financial results, corporate changes, or other significant information, to regulators and investors. It functions like an official company update or news release, helping investors stay informed about developments that could affect their investment decisions.

foreign private issuer regulatory

"REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16"

A foreign private issuer is a company organized outside the United States that meets tests showing it is primarily foreign-controlled and therefore qualifies for a different set of U.S. reporting rules. For investors, that means the company files less frequent or differently formatted disclosures with U.S. regulators and may follow home-country accounting and governance practices, so buying its stock is like dining at a well-reviewed restaurant that follows its home kitchen’s rules instead of the local menu — you get access but should check what standards apply.

Representative Director financial

"appointed Ryoji Baba as Chief Executive Officer and Representative Director of the Company"

related party transaction financial

"not engaged in any transaction that would be reportable as a related party transaction under Item 404(a)"

A related party transaction is any deal or transfer of value between a company and people or entities with close ties to it — such as executives, major owners, family members, or affiliated businesses. Investors watch these transactions because they can favor insiders over outside shareholders, skirt fair market pricing, or hide risks; like selling your car to a relative at a friendly price, they require clear disclosure and scrutiny to judge impact on value.

Item 404(a) of Regulation S-K regulatory

"reportable as a related party transaction under Item 404(a) of Regulation S-K"

Form 6-K: How Foreign Companies Report to the SEC →

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 April 2026

Commission File Number: 001-42781

rYojbaba Co., 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 ☐

INFORMATION CONTAINED IN THIS FORM 6-K REPORT

Removal of Chief Executive Officer

On April 12, 2026, during a special meeting of the Board of Directors (the “Board Meeting”) of rYojbaba Co., Ltd. (the “Company”), the Board removed Takayuki Nakano from his position as Chief Executive Officer of the Company, with immediate effect. Mr. Nakano will remain a director of the Company.

Appointment of Chief Executive Officer and Representative Director

On April 12, 2026, during the Board Meeting, and following the removal of Mr. Nakano as Chief Executive Officer, the Board of Directors appointed Ryoji Baba as Chief Executive Officer and Representative Director of the Company. Mr. Baba is and was a current director of the Company.

Mr. Baba was previously the Representative Director, Chief Executive Officer, and Interim Chief Financial Officer of the Company prior to his resignation of such positions on March 27, 2026. From the date of his March 27, 2026 resignation through his new appointment, Mr. Baba has not engaged in any transaction that would be reportable as a related party transaction under Item 404(a) of Regulation S-K. There are no family relationships between Mr. Baba and/or any director or executive officer of the Company, and to the best knowledge of the Company, he was not selected by the Board to serve as an executive officer pursuant to any arrangement or understanding with any person.

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.
By:	/s/ Ryoji Baba
	Ryoji Baba
	Chief Executive Officer

Date: April 13, 2026

FAQ

What leadership change did rYojbaba Co., Ltd. (RYOJ) disclose in this 6-K?

rYojbaba Co., Ltd. reported that its Board removed Takayuki Nakano as Chief Executive Officer, effective immediately on 12 April 2026. The company simultaneously appointed director Ryoji Baba as the new Chief Executive Officer and Representative Director, reshaping its top management structure.

Does Takayuki Nakano remain involved with rYojbaba Co., Ltd. (RYOJ) after his removal as CEO?

Yes. Although Takayuki Nakano was removed as Chief Executive Officer effective 12 April 2026, he remains a director of rYojbaba Co., Ltd. This means he continues to participate in Board-level oversight, even though he no longer manages day-to-day executive operations.

Who is the new CEO of rYojbaba Co., Ltd. (RYOJ) and what is his background?

The Board appointed Ryoji Baba as Chief Executive Officer and Representative Director on 12 April 2026. Baba previously served as Representative Director, Chief Executive Officer, and Interim Chief Financial Officer until his resignation from those positions on 27 March 2026, giving him prior senior leadership experience at the company.

Were there any related party transactions involving new CEO Ryoji Baba of rYojbaba (RYOJ)?

The company states that from his resignation on 27 March 2026 until his new appointment on 12 April 2026, Ryoji Baba did not engage in any transaction that would be reportable as a related party transaction under Item 404(a) of Regulation S-K, limiting conflict-of-interest concerns.

Are there family relationships or special arrangements tied to Ryoji Baba’s appointment at rYojbaba (RYOJ)?

rYojbaba Co., Ltd. reports no family relationships between Ryoji Baba and any director or executive officer. It also states, to the company’s best knowledge, that he was not selected as an executive officer pursuant to any arrangement or understanding with any person or group.

When did rYojbaba Co., Ltd. (RYOJ) file the CEO change with the SEC?

The report documenting the CEO change was signed by Chief Executive Officer Ryoji Baba and dated 13 April 2026. This date reflects when the company formally filed the leadership change as a Form 6-K report with the U.S. Securities and Exchange Commission.