38 Financial Data Unit 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 Financial Data Net Sales thousand yen 340,544 386,971 650,125 1,161,243 1,793,163 2,433,433 3,378,105 3,816,112 4,480,592 5,072,384 6,051,801 Operating Profit thousand yen — — — 110,367 310,891 399,661 522,096 702,806 914,761 1,035,606 1,302,338 Profit Attributable to Owners of Parent thousand yen -34,191 -57,964 3,532 121,822 201,484 279,556 349,752 417,672 506,595 670,706 839,094 Cash Flows from Operating Activities thousand yen — — 98,156 153,318 358,071 475,693 536,432 796,039 947,877 1,071,838 1,383,439 Cash Flows from Investing Activities thousand yen — — -41,582 -264,447 -83,706 -190,138 -194,718 -258,036 -1,246,647 753,372 -408,601 Cash Flows from Financing Activities thousand yen — — 10,976 170,296 170,010 62,191 164,805 -114,950 -354,101 -355,460 -728,731 Cash and Cash Equivalents thousand yen — — 189,391 343,676 788,050 1,135,797 1,642,316 2,065,368 1,412,497 2,885,461 3,131,568 Net Assets thousand yen 109,187 114,948 118,480 252,302 698,987 969,777 1,338,007 1,662,865 1,853,203 2,140,081 2,595,698 Total Assets thousand yen 293,734 346,155 345,266 827,373 1,430,135 2,098,991 2,649,053 3,261,158 3,662,734 4,264,211 4,822,886 Per Share Data (yen) Basic Earnings per Share yen -4,437.1 -5,608.0 0.2 8.7 12.3 14.9 17.9 21.0 24.4 32.5 41.4 Net Assets per Share yen 11,113.3 9,585.1 8.2 17.4 38.0 50.2 67.8 79.6 89.3 104.1 127.5 Dividend per Share yen — — — — 10.0 0.0 2.5 7.0 9.5 11.0 13.0 Key Indicators Operating Margin % — — — 9.5 17.3 16.4 15.5 18.4 20.4 20.4 21.5 Net Profit Margin % — — 0.5 10.5 11.2 11.5 10.4 10.9 11.3 13.2 13.9 Return on Equity (ROE) % — — 3.1 66.7 42.5 28.8 30.3 27.8 28.8 33.7 35.6 Total Assets Turnover times — 1.2 1.9 2.0 1.6 1.4 1.4 1.3 1.3 1.3 1.3 Financial Leverage x 2.7 3.0 2.9 3.3 2.0 2.2 2.0 2.0 2.0 2.0 1.9 Equity Ratio % 37.2 32.4 33.5 30.1 48.8 46.2 50.5 51.0 50.5 50.0 53.5 Dividend Payout Ratio % — — — — 20.4 — 12.5 27.9 38.6 33.9 31.4 Dividend on Equity Ratio (DOE) % — — — — — — 4.2 9.5 11.2 11.4 11.2 Total Number of Shares Issued shares 9,825 11,695 11,695 11,935 4,597,600 19,286,800 19,729,600 21,054,400 21,054,400 21,054,400 21,054,400 Price Earnings Ratio (PER) x — — — — 77.9 74.1 46.5 27.5 26.6 19.1 18.1 Total Shareholder Return (TSR) % — — — — — 121.0 98.2 74.1 71.3 67.8 72.6 Number of Employees Persons 15 13 19 37 46 83 83 89 95 112 115 Figures are disclosed on a consolidated basis from the fiscal year ended December 2020. Dividend per share and Dividend Payout Ratio are not listed for the 13th to 15th and 17th fiscal periods as no dividends were paid. The dividend per share of 10 yen for the 16th fiscal period includes a commemorative dividend for listing.