Slide 1: Financial Results Briefing Material for the First Half of FY Ending March 2026
Financial Results Briefing Material for the First Half of the Fiscal Year Ending March 2026 JCU CORPORATION TSE Prime (Stock Code: 4975) November 7, 2025 Financial Results Briefing Material for 1H FY3/26 1
Slide 2: Summary of Consolidated Financial Results for 1H FY3/26
Summary of Consolidated Financial Results for 1H FY3/26 Accounting Period of 1H FY3/26 JCU (non-consolidated): April 1 to September 30, 2025 Overseas subsidiaries: January 1 to June 30, 2025 ◼ China: Demand for PWBs and semiconductor package substrates for high-performance electronic devices such as
Slide 3: Summary of Financial Results for 1H FY3/26
Summary of Financial Results for 1H FY3/26 (Millions of yen) 1H FY3/24 1H FY3/25 1H FY3/26 YoY Results Results Forecasts Results % Change Net sales 10,864 12,736 13,900 14,258 12.0% Operating profit 3,095 4,665 5,170 5,781 23.9% Ordinary profit 3,202 4,983 5,200 5,780 16.0% Profit attributable to ow
Slide 4: Foreign Exchange Rates
Foreign Exchange Rates Foreign exchange sensitivity (as at the consolidated year): Changes of about 100 million yen in consolidated operating profit with 1% change in major currency rates listed below (Yen) FY3/25 FY3/26 (Initial 1Q 2Q 3Q 4Q forecast) 1Q 2Q Chinese yuan (CNY) 20.63 21.05 20.97 21.02
Slide 5: Changes in Consolidated Operating Profit for 1H FY3/26
Changes in Consolidated Operating Profit for 1H FY3/26 (Millions of yen) ■ Positive factors ■ Negative factors (YoY change) 7,000 +1,116 237 (211) (79) 6,000 1,044 6 119 5,000 4,000 Higher sales of chemicals from chemicals Increase in gross profit local currencies to JPY) (due to conversion from Eff
Slide 6: Quarterly Consolidated Financial Results
Quarterly Consolidated Financial Results (Millions of yen) 2,971 2,877 2,978 8,000 2,802 3,000 2,657 2,669 7,000 2,288 2,500 1,995 6,000 2,000 1,716 1,379 Operating Profit Net sales 5,000 1,500 4,000 1,000 3,000 500 2,000 0 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q 2024/3 FY3/24 2025/3 FY3/25 2026/3 FY3/26 総売上高
Slide 7: Quarterly Consolidated Financial Results (By Segment)
Quarterly Consolidated Financial Results (By Segment) 8,000 7,648 7,996 7,624 70.0 7,037 7,221 6,824 6,348 60.0 5,912 6,000 5,639 5,225 50.0 Net Sales (Millions of yen) Operating Margin (%) 40.0 39.8 41.3 4,000 39.1 37.7 36.1 37.2 34.7 33.8 30.0 30.4 26.4 20.0 2,000 10.0 0 0.0 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4
Slide 8: Consolidated Segment Results for 1H FY3/26
Consolidated Segment Results for 1H FY3/26 (Millions of yen) 14,000 12,501 12,000 11,384 前期2Q累計 1H FY3/25 2026年3月期2Q累計 1H FY3/26 10,000 (Breakdown) (Breakdown) 8,000 Plating machines 1,023 Plating machines 1,453 Plasma system 217 Plasma system 245 Solar power related 112 Solar power related 59 5,972
Slide 9: Quarterly Sales of Chemicals in Japan and Overseas
Quarterly Sales of Chemicals in Japan and Overseas (Millions of yen) 6,000 84% 90% 81% 81% 83% 83% 84% 82% 84% 76% 78% 80% 5,000 70% 4,000 60% 50% 3,000 40% 2,000 30% 20% 1,000 10% 0 0% 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q FY3/24 2024/3 FY3/25 2025/3 FY3/26 2026/3 国内 Japan 海外 Overseas 海外比率 Overseas Sales R
Slide 10: Chemicals for POP, Via Filling and Etching: Quarterly Sales
Chemicals for POP, Via Filling and Etching｜Quarterly Sales POP: Planting on Plastics, mainly for automotive components Via Filling: Additive for copper planting for PWBs and semiconductor package substrates, mainly for smartphones and PCs (Millions of yen) Etching: Additives for PWBs and semiconduct
Slide 11: Quarterly Sales of Chemicals by Region
Quarterly Sales of Chemicals by Region (Millions of yen) 4,000 3,000 2,000 1,000 0 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q FY3/24 2024/3 FY3/25 2025/3 FY3/26 2026/3 日本 Japan 1,009 1,038 1,028 884 962 974 1,005 950 989 1,007 中国 China 1,591 1,931 2,432 2,569 2,181 2,657 2,895 2,890 2,570 2,845 台湾 Taiwan 692 691
Slide 12: Quarterly Sales of Chemicals by Category
Quarterly Sales of Chemicals by Category (Millions of yen) Consolidated YoY 14% QoQ 13% 6,000 5,034 5,000 4,744 4,696 (Chemicals for Electronic Components) 4,429 4,476 4,195 Core Products: Via filling 3,974 PWBs, connectors, surface treatment 3,799 4,000 (plating) chemicals for semiconductor 3,404 3
Slide 13: Quarterly Sales of Chemicals by Region: Japan
Quarterly Sales of Chemicals by Region (Millions of yen) Japan 1,000 YoY 4% QoQ 4% 800 638 629 627 649 604 584 623 591 574 600 513 400 444 405 400 370 369 374 376 361 357 349 200 QoQ (1)% YoY 2% 0 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q 2024/3 FY3/24 2025/3 FY3/25 2026/3 FY3/26 ● Chemicals for Electronic Comp
Slide 14: Quarterly Sales of Chemicals by Region: Overseas
Quarterly Sales of Chemicals by Region (Millions of yen) Overseas YoY 15% QoQ 14% 5,000 4,384 4,114 4,121 3,805 3,848 4,000 3,682 3,390 3,207 3,000 2,766 2,449 2,000 YoY (10)% QoQ 4% 1,000 784 1,010 972 854 786 837 813 835 723 754 0 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q 2024/3 FY3/24 2025/3 FY3/25 2026/3 FY
Slide 15: Quarterly Sales of Chemicals by Region: China
Quarterly Sales of Chemicals by Region (Millions of yen) China YoY 12% QoQ 12% 2,800 2,415 2,380 2,422 2,170 2,156 2,100 1,945 1,804 1,738 1,426 1,400 1,154 YoY (9)% QoQ 8% 700 651 585 442 492 445 487 477 510 442 411 0 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q 2024/3 FY3/24 2025/3 FY3/25 2026/3 FY3/26 ● Chemica
Slide 16: Quarterly Sales of Chemicals by Region: Taiwan
Quarterly Sales of Chemicals by Region (Millions of yen) Taiwan YoY 37% 1,400 QoQ 18% 1,200 1,141 989 967 1,000 939 929 848 807 835 800 689 689 600 YoY (33)% 400 QoQ (33)% 200 3 2 3 5 1 3 5 6 3 2 0 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q 2024/3 FY3/24 2025/3 FY3/25 2026/3 FY3/26 ● Chemicals for Electronic Com
Slide 17: Quarterly Sales of Chemicals by Region: South Korea
Quarterly Sales of Chemicals by Region (Millions of yen) South Korea 700 YoY (1)% QoQ 10% 600 504 517 485 481 492 497 500 450 431 413 388 400 YoY (24)% 300 QoQ 1% 200 123 113 111 100 101 103 95 88 83 84 100 0 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 1Q 2Q 2024/3 FY3/24 2025/3 FY3/25 2026/3 FY3/26 ● Chemicals for Ele
Slide 18: Forecasts for FY3/26
Forecasts for FY3/26 (Millions of yen) FY3/26 Progress rate FY3/25 FY3/26 Full year against full- Full year results 1H results forecasts year forecast Net sales 28,356 14,258 28,500 50.0% Operating profit 10,513 5,781 10,700 54.0% Ordinary profit 10,920 5,780 10,800 53.5% Profit attributable to owne
Slide 19: Annual Sales by Business (Incl. Forecast)
Annual Sales by Business (Incl. Forecast) 30,000 28,500 60 28,356 27,137 0 0 0 2,500 24,866 2,608 24,860 4,202 25,000 35 24,256 0 1,500 50 23,120 0 Net Sales (Millions of yen) 22,319 1,307 1,718 3,178 1,709 Operating Margin (%) 4,796 27 21,192 1,435 3,194 9 2,936 1,783 20,000 2,035 40 1,345 1,429 1,
Slide 20: Capital Expenditures, Depreciation and R&D Expenses
Capital Expenditures, Depreciation and R&D Expenses R&D Expenses and Capital Expenditures Depreciation R&D/Sales ratio (Millions of yen) 1,400 1,800 10.0% 9,000 研究開発費 R&D Expenses 8,202 1,207 1,600 1,550 8,000 1,200 研究開発費比率 R&D/Sales ratio 1,400 8.0% 7,000 1,302 6,359 1,000 6,000 866 1,200 1,061 1,0
Slide 21: FY3/26 Equity Policy
FY3/26 Equity Policy Dividends per share Interim dividend: 41 yen Plans to increase dividends for (Forecasts) Year-end dividend: 41 yen 16 consecutive fiscal years Year-end Interim Total distribution ratio 75.9% 49.2% 50.3% 46.9% 44.9% 45.4% 44.1% 29.7% 24.8% 24.1% 82 76 66 70 57 +¥4 45 48.5 50 37 4
Slide 22: Efforts in Addressing ESG Challenges
Efforts in Addressing ESG Challenges JCU aims to become a global company that continues to grow in a sustainable fashion by addressing ESG challenges through its business activities. Environment Social Development of environmentally responsible Ratio of female managers (non-consolidated) products 10
Slide 23: Reference
Reference ●Company Profile ●Surface Treatment Technology in Future ●Major Distribution Channels ●Major Products ●Usages of Chemicals and Typical Final Products Financial Results Briefing Material for 1H FY3/26 23
Slide 24: Company Profile
Company Profile Founded in : December 1957 Established on : April 1, 1968 Capital stock : 1,281 million yen Non-consolidated: 16.0 billion yen / Consolidated: 28.3 billion yen Annual sales : (For the fiscal year ended March 31, 2025) Head office : TIXTOWER UENO 16F, 8-1 Higashiueno 4-chome, Taito-ku
Slide 25: Surface Treatment Technology in Future: Electronic Components
Surface Treatment Technology in Future —Electronic Components— Target Next-generation PKG substrate for AI accelerators, data centers, high-performance electronic devices Hybrid bonding 〇Expected primary application 2.xD/3D package Si substrate Memory Surface treatment technology in future 〇Performa
Slide 26: Surface Treatment Technology in Future: Decoration & Function
Surface Treatment Technology in Future —Decoration & Function— Automotive components (front grilles, door handles, emblems, etc.) Target Faucet parts (showerheads, drain plugs, etc.) Process with a low Processes of decorative plating on plastic environmental impact Surface treatment technology in fu
Slide 27: Major Distribution Channels
Major Distribution Channels Customers (sold-to) Materials (chemicals) Manufacturing/processing/assembly Products (e.g. automobiles) JCU Our overseas Decoration/ • Automobile parts Function CORPORATION subsidiaries manufacturers －Tier 1, Tier 2, etc. • Automobile manufacturers • Specialist plating co
Slide 28: Usages of Chemicals and Typical Final Products
Usages of Chemicals and Typical Final Products Description of term Final products Surface treatment chemicals for decorative and function purposes such as those for providing a Chemicals for function/decoration Automotive parts, faucet parts, construction materials, etc. metal appearance and prevent
Slide 29: Forward-looking statements and contact
This material contains current plans and forecasts of future performance of JCU CORPORATION. These plans and forecast figures are prepared by the Company based on currently available information. This material does not give any assurance or guarantee of the Company’s future financial performance and