FY 2024（April 1, 2023-March 31,2024）

Business Results Summary
May,8,2024（Stock exchange code : 6882）

Note : This document has been translated from the Japanese original for reference purposes only. In the event of any discrepancy between this translated
document and the Japanese original, the original shall prevail.

Summary of consolidated results
Unit : Million Yen

FY2023

FY202428,088Net sales

Compared to previous period

31,005＋2,917＋10.4%

Announced on
2023/1/30

30,500Operating profit(5.8%)

1,629(11.0%)

3,407＋1,778＋109.1%(9.8%)

3,000

Ordinary profit(5.9%)

1,651(11.2%)

3,473＋1,822＋110.3%(9.8%)

3,000

profit attributableto owners of parent(4.4%)

1,241(9.5%)

2,955＋1,713＋138.0%(8.2%)

2,500

222.19＋126.86＋133.1%

Earning per share（yen）

95.33

2

187.97

Segment information
Unit : Million Yen

FY20238,146

Net sales
Semiconductor
Operating profit(6.3%)

510(3.4%)

19,941

Net sales
Power supply
Operating profit

FY2024(5.6%)

1,118

Segment overview(13.6%)

Compared to previous period

7,902

▲243

▲3.0%

271

▲238

▲46.8%23,103＋3,161＋15.9%

3,135＋2,016＋180.3%◇ good event◆ bad event ➣ issue

Semiconductor◆ Deceleration in sales in the second half of the year due to deteriorating business
confidence in China and the ongoing inventory adjustment phase of customers.
 Sales expansion is planned in line with product model changes, but quality stability is achallenge.

Power supply◇ Sales increased by 15.9%, mainly due to large power supplies for evaluation of power
conditioners delivered to the National Institute of Advanced Industrial Science andTechnology.
 Lack of progress in promoting sales abroad and challenges in promoting thedevelopment and sale of strategic products abroad.
3Sales by product by segment
Unit : Million Yen

FY2023

Semiconductor

Power supply

Total net sales

FY2024Compared to previous period

Power modules

5,843

5,719

▲123

▲2.1%

Discrete semiconductors and others

2,303

2,183

▲120

▲5.2%

Total

8,146

7,902

▲243

▲3.0%

For industries

3,515

5,343

For surface treatment,welding machines andcutting machines

4,988

5,363

774

881＋106 ＋13.7%

Inverters

1,441

2,143＋701 ＋48.7%

Small power supplies

6,900

6,932＋31＋0.5%

Other power supplies and services

2,319

2,439＋119＋5.2%

Total

19,941

23,103＋3,161 ＋15.9%

28,08831,005＋2,917 ＋10.4%

For light sources and dimming

4＋1,827 ＋52.0%
＋374

＋7.5%

Analysis of changes in operating profit (compared to previous year)
Unit : Million Yen

Improvement inmarginal profit margin〔Excluding exchange
rate effects〕

5000

Increase in
fixed costs

4500

Increase in
net sales

4000〔Excluding exchange
rate effects〕

3500▲1,3173000

exchange rate

FY2023

FY2024

US dollar

135.47 yen144.62 yen

Chinese Yuan

19.75 yen

20.14 yen

Inventory
fluctuations
impactForex impact＋192▲151＋1,767

2500
2000
1500＋1,287

1000
5000

前期実績

売上増加

限界利益率悪化

固定費増加

在庫増減影響1,629（5.8％）
FY2023

為替影響

当期実績

3,407+1,778（Fluctuation in operating profit margin +5.2point）
5（11.0％）
FY2024

Assets, liabilities, and equity status
Unit : Million Yen

FY2023

FY2024Compared to previous period

Total assets

29,08335,334＋6,251＋21.5%

Total liabilities

8,017

10,901＋2,883＋36.0%

Total net assets

21,06524,432＋3,367＋16.0%

Equity ratio

72.4%

69.1%

Net assets pershare(yen)1,583.87

1,837.05＋253＋16.0%Net cash flow

3,959

4,825＋865＋21.9%

6▲3.3 point

Full-year consolidated forecasts
Unit : Million Yen

FY 2024 Results

FY 2025 Forecast

Compared to previous period

Semiconductor(25.5%)

7,902(26.7%)

7,700

▲202

▲2.6%

Power supply(74.5%)

23,103(73.3%)

21,100▲2,003▲8.7%

Net sales（Composition ratio）(100.0%)31,005(100.0%)

28,800▲2,205▲7.1%

Semiconductor(3.4%)

271(0.0%)0▲271▲100.0%

Power supply(13.6%)

3,135(6.6%)

1,400▲1,735▲55.4%

Operating profit(11.0%)

3,407(4.9%)

1,400▲2,007▲58.9%

Ordinary profit(11.2%)

3,473(4.9%)

1,400▲2,073▲59.7%

Profit attributable to owners of parent(9.5%)

2,955(3.4%)980▲1,975▲66.8%

222.1973.68▲148.51▲66.8%

Annual dividends(yen)※ 5040▲10▲20.0%

Dividend payout ratio

22.5%

54.3%

Operating profit/net sales (yen)＋31.8%※The annual dividend for FY2024 is expected to be an ordinary dividend of JPY 35 and a commemorative dividend of JPY 5 for the 90th anniversary of the company's founding.
7