〔Summary〕 Consolidated Financial Results for the First Six Months of the Fiscal Year Ending March 31, 2026

October 31, 2025

Company name: MEISEI INDUSTRIAL CO., LTD.

Listing: Tokyo Stock Exchange, Prime Securities code: 1976

URL: https://www.meisei-kogyo.co.jp/en/ Representative: Tetsuji Yanase, Representative Director, President

Inquiries: Atsuo Tanaka, Executive Officer, General Manager of Finance Division TEL: +81-6-6447-0275

Scheduled date to file semi-annual securities report: November 11, 2025 Scheduled date to commence dividend payments: November 21, 2025 Preparation of supplementary material on financial results: None

Holding of financial results presentation meeting: None

(Note: Millions of yen with fractional amounts discarded, unless otherwise noted)

1. Consolidated Financial Results for the First Six Months of the Fiscal Year Ending March 31, 2026 (from April 1, 2025 to September 30, 2025)

   1. Consolidated operating results

      (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 28,300 31,576	% (10.4) 18.8	Millions of yen 2,799 3,925	% (28.7) 44.2	Millions of yen 3,123 4,257	% (26.6) 44.9	Millions of yen 1,900 2,941	% (35.4) 32.0

      Note: Comprehensive income

      Six months ended September 30, 2025: ¥2,394 million [(44.9%)]

      Six months ended September 30, 2024: ¥4,346 million [46.5%]

      	Net income per share	Diluted net income per share
      Six months ended	Yen	Yen
      September 30, 2025	39.92	—
      September 30, 2024	60.25	—

   2. Consolidated financial position

   	Total assets	Net assets	Equity-to-asset ratio	Net assets per share
   As of September 30, 2025 March 31, 2025	Millions of yen 85,450 88,583	Millions of yen 69,653 69,206	% 80.9 77.4	Yen 1,451.67 1,440.69

   Reference: Shareholders’ equity

   As of September 30, 2025: ¥69,102 million

   As of March 31, 2025: ¥68,570 million

2. Cash Dividends

   	Cash dividends per share
   	First quarter-end	Second quarter-end	Third quarter-end	Fiscal year-end	Annual
   Fiscal year ended/ending March 31, 2025 March 31, 2026	Yen - -	Yen 21.00 20.00	Yen -	Yen 39.00	Yen 60.00
   March 31, 2026 (Forecast)			-	40.00	60.00

   Notes: Revisions to the cash dividend forecasts most recently announced: None

3. Consolidated Earnings 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 earnings forecasts most recently announced: Yes

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

2. Application of special accounting for preparing quarterly consolidated financial statements: None

3. Changes in accounting policies, changes in accounting estimates and restatements of prior period financial statements after error corrections

   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. Restatements of prior period financial statements after error corrections: None

4. Number of issued shares (common shares)

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

      As of September 30, 2025	55,117,218 shares
      As of March 31, 2025	55,117,218 shares

   2. Number of treasury shares at end of period

      As of September 30, 2025	7,514,988 shares
      As of March 31, 2025	7,521,865 shares

   3. Average number of outstanding shares during period

Note: The figures stated for the number of treasury shares at end of period include shares of the Company that are held by a trust established to distribute shares to officers (Officers’ Share Distribution Trust). The calculation used to calculate the average number of outstanding shares during period excludes treasury shares, which include shares of the Company held by the Officers’ Share Distribution Trust.

• The first six months (semi-annual) financial results are not subject to review by a certified public accountant or auditing firm.

• Proper use of earnings forecasts and other special notes (Caution regarding forward-looking statements)

The forward-looking statements, including earnings forecasts, contained in these materials are based on

information currently available to the Company and on certain assumptions deemed to be reasonable. These statements do not purport to be a promise by the Company to realize such statements. Actual business and other results may differ substantially due to various factors.

1. Consolidated Interim Balance Sheets

   (Millions of yen)

   As of March 31, 2025 As of September 30, 2025

   Assets

   Current assets

   Cash and deposits 33,258 35,571

Liabilities

(Millions of yen) As of March 31, 2025 As of September 30, 2025

Current liabilities

1. Consolidated Interim Statements of Income and Consolidated Interim Statements of Comprehensive IncomeConsolidated Interim Statements of Income (cumulative)

   (Millions of yen)

   Six months ended September 30, 2024

   Six months ended September 30, 2025

   Net sales of completed construction contracts	31,576	28,300
   Cost of sales of completed construction contracts	25,206	22,786
   Gross profit on completed construction contracts	6,370	5,513
   Selling, general and administrative expenses	2,444	2,714
   Operating profit	3,925	2,799
   Non-operating income
   Interest income	60	55
   Dividend income	133	133
   Rental income from real estate	116	117
   Foreign exchange gains	—	9
   Gain on investments in investment partnerships	72	51
   Reversal of allowance for doubtful accounts	28	0
   Other	48	55
   Total non-operating income	460	422
   Non-operating expenses
   Interest expenses	2	3
   Foreign exchange losses	27	—
   Rental costs on real estate	70	69
   Other	29	25
   Total non-operating expenses	129	98
   Ordinary profit	4,257	3,123
   Extraordinary income
   Gain on sale of investment securities	29	—
   Subsidy income	—	47
   Total extraordinary income	29	47
   Extraordinary losses
   Impairment losses	—	161
   Total extraordinary losses	—	161
   Profit before income taxes	4,287	3,010
   Income taxes - current	1,204	1,118
   Income taxes - deferred	89	(18)
   Total income taxes	1,294	1,100
   Profit	2,993	1,910
   Profit attributable to non-controlling interests	52	10
   Profit attributable to owners of parent	2,941	1,900

   Consolidated Interim Statements of Comprehensive Income (cumulative)

   (Millions of yen)

   Six months ended September 30, 2024

   Six months ended September 30, 2025

   Profit	2,993	1,910
   Other comprehensive income
   Valuation difference on available-for-sale securities	976	768
   Foreign currency translation adjustment	391	(273)
   Remeasurements of defined benefit plans, net of tax	(15)	(10)
   Total other comprehensive income	1,352	484
   Comprehensive income	4,346	2,394
   Comprehensive income attributable to
   Comprehensive income attributable to owners of 4,294 2,384 parent

   Comprehensive income attributable to non-controlling interests

   52 10

2. Consolidated Interim Statements of Cash Flows

(Millions of yen)

Six months ended September 30, 2024

Six months ended September 30, 2025

Increase (decrease) in provision for loss on construction contracts

2 (0)

Increase (decrease) in provision for retirement

benefits for directors (and other officers)

(28)

(0)

Proceeds from sale and redemption of investment

securities 8 －

Proceeds from sale of property, plant and equipment 5 1

Proceeds from distributions from investment

partnerships

120

105

Cash and cash equivalents at end of period 29,965 35,758