Consolidated Financial Results for the Nine Months of the Fiscal Year Ending December 31, 2025 (Under Japanese GAAP) (Completion of Review by an Independent Auditor)

November 21, 2025

For Immediate Release

Company name Okabe Co., Ltd.

Representative Hirohide Kawase, Representative Director,

President and Chief Executive Officer (Securities Code: 5959, TSE Prime Market)

Contact Hisanori Ekawa, Director, Operating Officer and Executive General Manager of Administrative Division

(TEL. +81-3-3624-5119)

(Under Japanese GAAP) (Completion of Review by an Independent Auditor)

Okabe Co., Ltd. (the "Company") hereby announces that the interim review of the Company's consolidated quarterly financial statements, which the Company disclosed on October 31, 2025 in the Company's Summary of Consolidated Financial Results for the Nine Months of the Fiscal Year Ending December 31, 2025 (January 1, 2025 - September 30, 2025), has been completed by an independent auditor. The interim review was conducted in connection with the secondary offering of shares of its common stock which was resolved at the meeting of the Board of Directors held today.

There are no changes to the consolidated quarterly financial statements announced on October 31, 2025.

Note: This press release does not constitute a part of an offer of investment in any securities. This press release has been prepared for the purpose of announcing to the public certain matters relating to Consolidated Financial Results for the Nine Months of the Fiscal Year Ending December 31, 2025 (Completion of Review by Independent Auditor), and not for the purpose of soliciting investment or other activities within or outside Japan. Investors, when investing in the shares of our common stock, should carefully review the prospectus for the secondary offering of shares, and any amendments thereto (if any) prepared by us prior to making any investment decisions. This press release does not constitute or form a part of any offer or solicitation to purchase or subscribe for any securities in the United States. Any securities may not be offered or sold in the United States absent registration or an exemption from registration under the Securities Act of 1933. No securities will be publicly offered or sold in the United States under this transaction.

November 21, 2025

Company name: OKABE CO., LTD.

Stock exchange listings: Tokyo Stock Exchange

Stock code: 5959

URL: https://www.okabe.co.jp/

Representative: Hirohide Kawase, Representative Director, President and Chief Executive Officer

Contact: Hisanori Ekawa, Director, Operating Officer and Executive General Manager of Administrative Division

TEL: +81-3-3624-5119

Scheduled date for dividend payment: -

Supplementary materials for financial summaries:

None

Financial results briefing: None

(Amounts of less than one million yen are rounded down.)

1. Consolidated Financial Results for the Nine Months of the Fiscal Year Ending December 31, 2025 (from January 01, 2025 to September 30, 2025)
   1. Consolidated operating results (cumulative) (% represents the year-on-year change rate for the same quarter)

      	Net sales		Operating profit		Ordinary profit		Profit attributable to owners of parent
      Nine months ended	Million yen	%	Million yen	%	Million yen	%	Million yen	%
      September 30, 2025	51,247	3.3	3,670	16.2	3,893	15.7	2,776	19.0
      September 30, 2024	49,623	(14.7)	3,158	(7.6)	3,364	(5.3)	2,332	213.0

      (Note) Comprehensive income for the third quarter of the fiscal year ending December 31, 2025: 3,169 million yen ((20.7)%); for the third quarter of the fiscal year ending December 31, 2024: 3,999 million yen (73.0%)

      	Basic earnings per share	Diluted earnings per share
      Nine months ended	Yen	Yen
      September 30, 2025	60.59	-
      September 30, 2024	50.48	-

   2. Consolidated financial positions

      	Total assets	Net assets	Equity to total assets ratio
      As of	Million yen	Million yen	%
      September 30, 2025	85,232	60,325	70.8
      December 31, 2024	86,993	59,541	68.4

      (Reference) Owner's equity for the third quarter of the fiscal year ending December 31, 2025: 60,307 million yen; for the fiscal year ending December 31, 2024: 59,523 million yen

2. Cash dividends

   	Annual dividends per share
   	1st quarter-end	2nd quarter-end	3rd quarter-end	Fiscal year-end	Total
   Fiscal year ended December 31, 2024 Fiscal year ending December 31, 2025	Yen	Yen	Yen	Yen	Yen
   	- -	15.00 20.00	- -	20.00	35.00
   Fiscal year ending December 31, 2025 (Forecast)				21.00	41.00

   (Note) 1. Presence of revisions from the most recently announced dividend forecast: None

   2. Breakdown of dividend at the end of the second quarter of the fiscal year ending December 31, 2025: Ordinary dividend: 15 yen; Special dividend: 5 yen

   Breakdown of year-end dividends for the fiscal year ended December 31, 2025 (forecast):

   Ordinary dividend: 16 yen; Special dividend: 5 yen

3. Consolidated Earnings Forecasts for the Fiscal Year Ending December 31, 2025 (from January 01, 2025 to December 31,

(% change represents the year-over-year change for the full year)

(Note) Correction of financial forecast from the most recent financial forecast: None

• Notes

  1. Significant changes in the scope of consolidation during the period: None

  2. Applying of specific accounting of the consolidated quarterly financial statements: Yes

     (Note) For details, please refer to page 8 of the attached materials, "Notes to particular accounts procedures to the preparation of quarterly consolidated financial statements".

  3. Changes in accounting policies, Changes in accounting estimates, Retrospective restatement

     1. Changes in accounting policies due to revisions of accounting standards :Yes

     2. Changes in accounting policies other than (i): None

     3. Changes in accounting estimates : None

     4. Retrospective restatement : None

  4. Number of issued and outstanding shares (common stock)

     1. Total number of issued shares at the end of the period (including treasury shares)

        As of September 30, 2025	49,290,632 shares
        As of December 31, 2024	49,290,632 shares

     2. Number of treasury shares at the end of the period

        As of September 30, 2025	3,676,240 shares
        As of December 31, 2024	3,040,747 shares

     3. Average number of shares outstanding during the period (cumulative from the beginning of the fiscal year)

        Nine months ended September 30, 2025	45,822,199 shares
        Nine months ended September 30, 2024	46,212,696 shares

        (Note) The "Number of treasury stock at the period end" includes the company's shares held by the "Stock Grant ESOP Trust Account" (259,922 shares for the 3Q of the fiscal year ending December 2025, 270,127 shares for the fiscal year ending December 2024). Additionally, the company's shares held by the "Stock Grant ESOP Trust Account" are included in the treasury stock deducted in the calculation of the "Average number of shares (quarterly period-YTD)" (264,722 shares for the 3Q of the fiscal year ending December 2025, 277,512 shares for the 3Q of the fiscal year ending December 2024).

• Review of the Japanese-language originals of the attached consolidated quarterly financial statements by a certified public accountant or an audit firm: Yes (voluntary)

• Notes for using forecasted information and Others

(Cautionary Statement Regarding Forward-Looking Statements)

The forward-looking statements, including performance forecasts, contained in this document are based on information currently available to the company and certain assumptions deemed reasonable. They are not intended as a promise of achievement by the company. Actual performance may differ significantly due to various factors.

• Index for Supplementary Information

1. Overview of Results of Operations, Etc. 2

   1. Overview of Results of Operations for the First Nine Months Ended September 30, 2025 2

   2. Overview of Financial Position for the First Nine Months Ended September 30, 2025 3

   3. Explanation Regarding Forecast for Fiscal Year Ending December 31, 2025 3

2. Quarterly Consolidated Financial Statements and Key Notes 4

   1. Quarterly Consolidated Balance Sheet 4

   2. Quarterly Consolidated Statement of Income and Quarterly Consolidated Statement of Comprehensive Income 6

      Quarterly Consolidated Statement of Income

      First nine-month period 6

      Quarterly Consolidated Statement of Comprehensive Income

      First nine-month period 7

   3. Notes to Quarterly Consolidated Financial Statements 8

(Note to going concern assumptions) 8

(Note to significant changes in shareholders' equity) 8

(Notes to particular accounts procedures to the preparation of quarterly consolidated financial statements) 8

(Notes to changes in accounting policies) 8

(Additional information) 9

(Notes to quarterly consolidated statement of cash flows) 9

(Note to segment information) 9

(Note to significant events after the reporting period) 9

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