Supplementary Materials for Summary ofFinancial Reports FYE June 30, 2024

August 14, 2024
Integrated Design & Engineering Holdings Co., Ltd.
Stock code: 9161

Results for FYE June 2024
Orders received, revenue, and all line-item profits achieved the target, setting new records high.

Consolidatedresults•

Orders received increased year on year because of strong performance in all three segments (Consulting, Urban &Spatial Development, and Energy).

•Revenue increased year on year owing to steady growth in all three segments.

•The earning power of the core businesses of Consulting and Energy contributed to a year-on-year increase in operatingprofit. Core operating profit* excluding extraordinary factors also achieved the target.
*Core operating profit is calculated from operating profit (or loss) after IFRS, excluding gains and losses arising from non-recurring factors.

(Million yen)Orders
Revenue
Gross profit
Operating profit
Core operating profit
Profit before tax
Profit attributable to owners ofparent

FYE 2023/6
Results

FYE 2024/6
Results

YoY Comparison
Amount%Initial Plan

Plan Comparison
Amount%139,265
141,527
42,346
6,080
7,831
6,373

161,357
158,983
50,415
14,124
12,031
15,26422,092
17,455
8,069
8,043
4,199
8,890

115.9%
112.3%
119.1%
232.3%
153.6%
239.5%

155,000
156,000
45,000
11,100
11,100
11,100

6,357
2,983
5,415
3,024
931
4,164

104.1%
101.9%
112.0%
127.2%
108.4%
137.5%

3,093

9,677

6,584

312.8%

7,100

2,577

136.3%※Integrated Design & Engineering Holdings Co., Ltd was established as the sole parent company of Nippon Koei Co., Ltd. through a share transfer on July 3, 2023, and has newly prepared the condensed consolidated quarterly financial statementsfrom the first three months ended September 30, 2023. Since there has been no substantial change in the scope of Nippon Koei’s consolidated group, Nippon Koei’s consolidated results for the FYE June 2023, have been used as comparativeinformation. For comparison, the Company made an adjustment of reclassifying its group company El Koei Co., Ltd. from the Consulting business segment to the others.
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1

Results by Business Segment
FYE2023/6
Results

FYE2024/6Results

139,265

161,357

Consulting

77,414

Urban & Spatial Development

YoY Comparison

Orders100,000%

Plan
Comparison

22,092115.9%

104.1%

60,00086,5689,154

111.8%

100.7%

40,00042,56649,874

7,308

117.2%

116.0%

20,000

Energy18,82724,4465,619

129.8%

94.0%

0

Other

457

467

10102.3%-Revenue

141,527

158,983

17,455112.3%

101.9%

Consulting

81,51985,4883,968

104.9%

97.1%

Urban & Spatial Development

38,071

44,4606,388

116.8%

105.9%

Energy20,85527,9257,070

133.9%

111.7%

Other

1,080

1,10928102.6%

110.9%

Operating profit

6,080

14,1248,043

232.3%

127.2%

Consulting

6,501

10,6474,145

163.8%

143.9%

Urban & Spatial Development

-946

1,968

2,914

-

72.9%

Energy2,974

2,470-504

83.0%

112.3%

Other-2,449

-961

1,488

--(Million yen)OrdersAmount*Due to reorganization and spin-offs, each company’s head office business management expenses, previously
borne by “Other,” became borne by each segment since FYE June 2024.
*El Koei Co., Ltd. changed to Other from Consulting Business for FYE June 2024. Owing to this change, thesegment results for FYE June 2023 were also revised.

80,000100,000

Revenue

80,00077,414■FYE 2023/6■FYE 2024/6(Million yen)

86,56849,87442,566

18,827457 467
Consulting
コンサルティング

81,519Urban& Spatial
都市空間
Development

44,46038,07140,00020,00012,000Operating
10,000profit
8,000
6,000
4,000
2,000
0-2,000-4,000

Energy
エネルギー

Other
その他

85,48860,000024,44627,92520,8551,080 1,109

Consulting
コンサルティング

10,647Urban& Spatial
都市空間
Development

Energy
エネルギー

Other
その他

6,501
1,968

2,974

2,470-946
Consulting
コンサルティングUrban& Spatial
都市空間Development-2,449
Energyエネルギー-961

Other
その他

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Performance Outline by Business Segment
Consulting Business■Orders： Orders received increased year on year contributed by those for work related to Japan's national land resilience and defense.

■Revenue： Revenue increased owing to steady progress in ongoing projects both in Japan and overseas.

■Operating profit： Operating profit increased as the NK domestic and overseas group companies more than offset the downward pressure on profits NKoverseas mainly due to increase in outsourcing costs caused by the weaker yen and inflation. Valuation gains (approx. 2.1 billion yen)were recorded resulting from the listing of shares of a company to which ID&E made capital contribution.

Urban & Spatial Development Business■Orders： Orders received increased year on year owing to the contribution of large-scale orders in the U.K., Canada, and India won by the BDPGroup.

■Revenue： Revenue increased mainly owing to steady progress in ongoing projects of the BDP Group.

■Operating profit： Operating profit increased thanks to the increase in BDP Group sales, achieving a turnaround to profitability.

※ Actual exchange rate in June 2024: 1￡=189.01 Yen (Actual exchange rate in June 2023 1￡=166.40 Yen; planned exchange rate for FYE June 2024 1￡= 163.69 Yen)

Energy Business■Orders： Orders received increased year on year due to demand related to the renewal of electric power facilities under the revenue cap system*.

■Revenue： Revenue increased due to steady progress in large-scale power plant projects on hand.

■Operating profit： Operating profit met the target by leveraging scale advantages from increased sales and improving our structure to generate profits,However, it decreased year on year due to the absence of gains on the sale of shares of PT ARKORA HYDRO (a former affiliate) andgains on investments in securities (approximately 1.9 billion yen) in the same period of the previous year.

* General transmission and distribution utilities develop business plans and forecasts for investment and expenses, which are reviewed and approved by the government, and thenwheeling charges are set.
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3FYE June 2025 Forecast
Aiming for record-high orders received, revenue, and core operating profit, while planning to make upfront investment
in digital transformation and human resources.
YoY Comparison

FYE 2024/6
Results

FYE 2025/6
Plan

Orders161,357

168,000

6,642

104.1%

Consulting

86,56894,0007,431

108.6%

Urban & Spatial Development

49,87447,000-2,874

94.2%

Energy24,44627,0002,553

110.4%

Revenue

158,983

165,000

6,016

103.8%

Consulting

85,48890,0004,511

105.3%

Urban & Spatial Development

44,46047,0002,539

105.7%

Energy27,92527,000-925

96.7%(Million yen)Amount%

Other

1,109

1,000-109

90.1%

Operating profit

14,124

12,200-1,924

86.4%

Consulting

10,6478,100-2,547

76.1%

Urban & Spatial Development

1,968

3,000

1,031

Energy

2,470

2,400

Other-961

Profit attributable to owners ofparentROE

Comparison of core operating profit
FYE June 2024 results include a valuation gain because of thelisting of a company to which the Group made capital contribution,
but FYE June 2025 plan does not include any extraordinary factors.
▼ Analysis of change in core operating profit
for FYE June 2024 results and FYE June 2025 plan
FYE
2024/6Results(Million yen)Core operating profit

FYE
2025/6Plan

YoY

Comparison

12,031

12,200168

Consulting

7,814

8,100

285

152.4%

Urban & Spatial Development

2,341

3,000

658

-70

97.2%

Energy2,897

2,400-497-1,300-338-

Other-1,022-1,300

-277

9,677

7,300

-2,377

75.4%

11.3％

8.0%

-3.3pt-Copyright Ⓒ Integrated Design & Engineering Holdings Co., Ltd. All Rights Reserved.

4

Medium-Term Management Plan
Building Growth 2027

（July 2024 – June 2027）

Copyright Ⓒ Integrated Design & Engineering Holdings Co., Ltd. All Rights Reserved.

52030 Vision
ID&E Global Strategy 2030

Working Together Toward A Future Without Boundaries

Overwhelmingly No.1 in Japan and top class worldwide
都市空間売上収益
Urban & Spatial Development Business revenue

FYE June 2030
Numerical Targets

Energy Business revenue
エネルギー売上収益

3rd STEP

コンサルティング売上収益
Consulting Business revenue
営業利益率
Operating profit ratio

2nd STEP

Breakthrough1st STEP

Expansion

Transformation

Accelerated expansion
into new businesses
and markets

Laying thefoundation
for a 100-yearcompany

300,000

Revenue

250 billion yen

250,000

Laying the foundationworking together throughthree strengthening
measures200,000

Operating profit

10%

150,000

130117141021/6
実績

FYE 2021/6
Results

198(Billion yen)

10%
9%
7%

4.3%

50,000

15%

155

6.9%

100,000

6.0%
ROE*Data released in July 2021

250

22/6
実績

FYE 2022/6
Results

23/6
実績

FYE 2023/6
Results

24/6
長期

FYE 2024/6
Long-term
targetFYE 2023/6 reference: 7.1%,
except the impairment loss
for the goodwill for BDP

27/6
長期

FYE 2027/6
Long-term
target30/6
長期

FYE 2030/6
Long-term
targetCopyright Ⓒ Integrated Design & Engineering Holdings Co., Ltd. All Rights Reserved.

6Medium-Term Management Plan - Building Growth 2027
（July 2024 – June 2027）

NameBasicPolicy
NumericalTargets

GrowthPolicy

Medium-Term Management Plan (July 2024 – June 2027)

Building Growth 2027

Sustainable growth in three segments and expansion of business fields through working together

Targets for
FYE June 2027

Consolidated
revenue

198 billion yen

Operating profit
marginOperating profit

180 billion yen

9%1

Reforms for growth

Active portfolio management in the threesegments to increase profitability

2

Deployment of matrixmanagement

Matrix management
holdings structure

3Advancements inhuman resources andtechnology

Leveraging the strong ID&E brand through developmentof human resources, development of leading-edge
technologies and strengthening of quality control

accordingtotheROE

12%

 Sustainability

ID&E

management
strategy

 Governance Financial strategy

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Numerical Targets ofMedium-term Management Plan - Building Growth 2027

(Million yen)

FYE 2024/6
Results

FYE 2027/6
PlanAmount%

Orders161,357

195,000

33,643120.8%Revenue

158,983

198,000

39,016124.5%

Operating profit

14,12418,0003,875

127.4%

Core operating profit

12,031

18,0005,968

149.6%

Operating profit margin *(Core operating profit margin)

8.9%(7.6%)

9.0%(9.0%)

0.1pt(1.4pt)-Profit attributable to owners of parent

9,677

12,0002,322

124.0%

ROE

11.3%

12.0%

0.7pt

-

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Numerical Targets by Segment ofMedium-term Management Plan - Building Growth 2027
(Million yen)OrdersConsulting Business
Urban & Spatial Development Business
Energy Business

Revenue
Consulting Business
Urban & Spatial Development Business
Energy Business
Other

Operating profit
Consulting Business
Urban & Spatial Development Business
Energy Business
Other

Core operating profit
Consulting Business
Urban & Spatial Development Business
Energy Business
Other

FYE 2024/6
Results
161,357
86,56849,87424,446
158,983
85,48844,46027,925
1,109
14,124
10,647
1,968
2,470
-961
12,031
7,814
2,341
2,897
-1,022FYE 2027/6
Plan
195,000
108,000
54,00033,000198,000
107,000
54,00036,0001,000
18,00010,5004,000
5,000-1,50018,00010,5004,000
5,000-1,500

Amount33,643
21,431
4,125
8,553
39,016
21,511
9,539
8,074
-109
3,875
-147
2,031
2,529-538
5,968
2,685
1,658
2,102-477%
120.8%
124.8%
108.3%
135.0%
124.5%
125.2%
121.5%
128.9%
90.1%
127.4%
98.6%
203.2%
202.4%
149.6%
134.4%
170.8%
172.6%-Copyright Ⓒ Integrated Design & Engineering Holdings Co., Ltd. All Rights Reserved.

9Inquiries on IR-related matters
Corporate Communication Office, Integrated Design & Engineering Holdings Co., Ltd
MAIL: c-com@n-koei.co.jp
This presentation is provided for information purposes only and is not intended to solicit any action.
Materials in this presentation (including forecasts of financial results) have been prepared basedon credible information available at the time of publication and certain assumptions ID&E Group
believes to be reasonable. Actual results may differ significantly due to various factors.

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