Consolidated Financial Results for the Six Months Ended September 30, 2025

Consolidated Financial Results

for the Six Months Ended September 30, 2025 (Under Japanese GAAP)

Company name: MITSUI MATSUSHIMA HOLDINGS CO., LTD.

Listing: Tokyo Stock Exchange, Fukuoka Stock Exchange Securities code: 1518

URL: https://www.mitsui-matsushima.co.jp/

Representative: Taishi Yoshioka Representative Director and President

Inquiries: Satoru Eikawa Executive Officer, General Manager of Accounting Department Telephone: +81-92（771）2171

Scheduled date to file semi-annual securities report: November 7, 2025 Scheduled date to commence dividend payments: December 5, 2025 Preparation of supplementary material on financial results: Yes Holding of financial results briefing: Yes

November 7, 2025

(Yen amounts are rounded down to millions, unless otherwise noted.)

1. Consolidated financial results for the six months ended September 30, 2025 (from April 1, 2025 to September 30, 2025)

   1. Consolidated operating results (cumulative) (Percentages indicate year-on-year changes.)

      	Net sales		Operating profit		Ordinary profit		Profit attributable to owners of parent
      Six months ended September 30, 2025 September 30, 2024	Millions of yen 31,902 29,238	% 9.1 (26.2)	Millions of yen 5,402 3,853	% 40.2 (76.8)	Millions of yen 5,622 4,163	% 35.1 (76.0)	Millions of yen 5,204 2,880	% 80.7 (75.8)

      Note: Comprehensive income	For the six months ended September 30, 2025:	¥	5,906 million [	59.9%]
      	For the six months ended September 30, 2024:	¥	3,695 million [	(72.6) %]

      	Basic earnings per share	Diluted earnings per share
      Six months ended	Yen	Yen
      September 30, 2025	101.86	-
      September 30, 2024	48.92	-

      Note: On October 1, 2025, MITSUI MATSUSHIMA HOLDINGS CO., LTD. ("the Company") effected a five for one split of its common stock on the record date of September 30, 2025. Basic earnings per share is calculated, assuming that the stock split was conducted at the beginning of the fiscal year ended March 31, 2025.

   2. Consolidated financial position

   	Total assets	Net assets	Equity-to-asset ratio
   As of September 30, 2025 March 31, 2025	Millions of yen 119,207 117,627	Millions of yen 53,330 65,481	% 44.6 55.5

   (Reference) Equity: As of September 30, 2025:	¥	53,192 million
   As of March 31, 2025:	¥	65,336 million

2. Dividends

   	Annual dividends
   	1st quarter-end	2nd quarter-end	3rd quarter-end	Year-end	Total
   	Yen	Yen	Yen	Yen	Yen
   Fiscal year ended March 31, 2025 [Before considering the stock split]	-	10.00 [50.00]	-	16.00 [80.00]	26.00 [130.00]
   Fiscal year ending March 31, 2026 [Before considering the stock split]	-	23.00 [115.00]
   Fiscal year ending March 31, 2026 (Forecast)			-	41.00	64.00
   [Before considering the stock split]				[205.00]	[320.00]

   Note: Revisions to the forecast of cash dividends most recently announced: Yes

   Note: Note: On October 1, 2025, the Company effected a five for one split of its common stock on the record date of September 30, 2025. Dividends per share amounts without considering the stock split are indicated in square brackets [ ] in the tables.

3. Consolidated financial result forecasts for the fiscal year ending March 31, 2026 (from April 1, 2025 to March 31, 2026)

(Percentages indicate year-on-year changes.)

Note: Revisions to the financial result forecast most recently announced: Yes

Note: On October 1, 2025, the Company effected a five for one split of its common stock on the record date of September 30, 2025. Basic earnings per share is stated as the amount considering the stock split. Basic earnings per share without considering the stock split would be 626.31 yen per share.

* Notes

1. Significant changes in the scope of consolidation during the period: Yes Newly included: - Company name -

   Excluded: 3 Company name MITSUI MATSUSHIMA INTERNATIONAL PTY.LTD.

   MITSUI MATSUSHIMA AUSTRALIA PTY.LTD.

   MMI Indonesia Investments PTY LTD.

2. Adoption of accounting treatment specific to the preparation of semi-annual consolidated financial statements: None

3. Changes in accounting policies, changes in accounting estimates, and restatement

   1. Changes in accounting policies due to revisions to accounting standards and other regulations: None

   2. Changes in accounting policies due to other reasons: None

   3. Changes in accounting estimates: None

   4. Restatement: None

4. Number of issued shares (common shares)

   1. Total number of issued shares at the end of the period (including treasury shares): September 30, 2025: 65,322,000 shares

      March 31, 2025: 65,322,000 shares

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

      September 30, 2025: 26,288,435 shares

      March 31, 2025: 9,243,505 shares

   3. Average number of shares outstanding during the period:

Six months ended September 30, 2025: 51,092,834 shares

Six months ended September 30, 2024: 58,877,699 shares

Note: The number of treasury stocks to be deducted for calculating the number of treasury stocks at the end of the period includes the Company's stocks held by the Board Benefit Trust (BBT) (2Q FY2025: 983,000 shares; FY2024: 990,000 shares).

The number of treasury stocks to be deducted for calculating the average number of shares during the period (cumulative total) includes the Company's stocks held by the BBT (2Q FY2025: 987,000 shares; 2Q FY2024: 798,143 shares)

Note: On October 1, 2025, the Company effected a five for one split of its common stock on the record date of September 30, 2025. The total number of issued shares at the end of the period (including treasury shares), the number of treasury shares at the end of the period and the average number of shares outstanding during the period are calculated, assuming that the stock split was conducted at the beginning of the fiscal year ended March 31, 2025.

• Semi-annual financial results reports are exempt from review conducted by certified public accountants or an audit firm.

• Proper use of earnings forecasts, and other special matters

The forward-looking statements concerning future performance included in this report are based on the information available at the time of this report and certain assumptions we deemed reasonable. Therefore, actual results may differ significantly from theseforward-looking statements due to various factors. For notes regarding the conditions that serve as assumptions for the earningsforecast and the use of the earnings forecast, please refer to "(3) Explanation Regarding the Consolidated Earnings Forecast and Other Information on Future Projections" on page 3 of the appended material.