Japan

Top 24 largest Japanese Companies in the Software—Infrastructure industry by Market Cap

This is the list of the largest public listed companies in the Software—Infrastructure industry from Japan by market capitalization with links to their reference stock.

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Top Software—Infrastructure Companies from Japan as of Jan. 01, 2026

Rank Company Market Cap (USD) Country Sector Industry
1 Trend Micro Inc. $6.56 B Japan Japanese Technology Japanese Software—Infrastructure
2 GMO Payment Gateway, Inc. $4.86 B Japan Japanese Technology Japanese Software—Infrastructure
3 JustSystems Corp $2.10 B Japan Japanese Technology Japanese Software—Infrastructure
4 SAKURA Internet, Inc. $799.4 M Japan Japanese Technology Japanese Software—Infrastructure
5 PKSHA Technology, Inc. $673.2 M Japan Japanese Technology Japanese Software—Infrastructure
6 TDC SOFT, Inc. $415.7 M Japan Japanese Technology Japanese Software—Infrastructure
7 I'LL, Inc. $384.6 M Japan Japanese Technology Japanese Software—Infrastructure
8 Smaregi, Inc. $352.3 M Japan Japanese Technology Japanese Software—Infrastructure
9 Hennge K.K. $268.5 M Japan Japanese Technology Japanese Software—Infrastructure
10 Soliton Systems K.K. $224.8 M Japan Japanese Technology Japanese Software—Infrastructure
11 OPTiM Corp $183.9 M Japan Japanese Technology Japanese Software—Infrastructure
12 Systems Engineering Consultants Co. Ltd $179.8 M Japan Japanese Technology Japanese Software—Infrastructure
13 GMO GlobalSign Holdings K.K. $177.2 M Japan Japanese Technology Japanese Software—Infrastructure
14 Intelligent Wave, Inc. $162.7 M Japan Japanese Technology Japanese Software—Infrastructure
15 System Information Co.,Ltd. $151.7 M

(Jan. 1, 2024)

 Japan Japanese Technology Japanese Software—Infrastructure
16 kaonavi, Inc. $130.2 M

(Jan. 1, 2025)

 Japan Japanese Technology Japanese Software—Infrastructure
17 Needs Well, Inc. $129.1 M Japan Japanese Technology Japanese Software—Infrastructure
18 NTT Data Intramart Corp $125.6 M Japan Japanese Technology Japanese Software—Infrastructure
19 Cyber Security Cloud , Inc. $121.1 M Japan Japanese Technology Japanese Software—Infrastructure
20 JIG-SAW, Inc. $119.5 M Japan Japanese Technology Japanese Software—Infrastructure
21 Enigmo, Inc. $105.8 M Japan Japanese Technology Japanese Software—Infrastructure
22 Serverworks Co.,Ltd. $89.6 M Japan Japanese Technology Japanese Software—Infrastructure
23 Wellnet Corp $78.0 M Japan Japanese Technology Japanese Software—Infrastructure
24 Aisan Technology Co. Ltd $61.3 M Japan Japanese Technology Japanese Software—Infrastructure

Top Software—Infrastructure Companies from Japan as of Jan. 01, 2026

1. Trend Micro Inc.

Company Profile: Trend Micro Inc.
Market Cap (USD): $6.56 B
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

2. GMO Payment Gateway, Inc.

Company Profile: GMO Payment Gateway, Inc.
Market Cap (USD): $4.86 B
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

3. JustSystems Corp

Company Profile: JustSystems Corp
Market Cap (USD): $2.10 B
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

4. SAKURA Internet, Inc.

Company Profile: SAKURA Internet, Inc.
Market Cap (USD): $799.4 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

5. PKSHA Technology, Inc.

Company Profile: PKSHA Technology, Inc.
Market Cap (USD): $673.2 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

6. TDC SOFT, Inc.

Company Profile: TDC SOFT, Inc.
Market Cap (USD): $415.7 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

7. I'LL, Inc.

Company Profile: I'LL, Inc.
Market Cap (USD): $384.6 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

8. Smaregi, Inc.

Company Profile: Smaregi, Inc.
Market Cap (USD): $352.3 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

9. Hennge K.K.

Company Profile: Hennge K.K.
Market Cap (USD): $268.5 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

10. Soliton Systems K.K.

Company Profile: Soliton Systems K.K.
Market Cap (USD): $224.8 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

11. OPTiM Corp

Company Profile: OPTiM Corp
Market Cap (USD): $183.9 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

12. Systems Engineering Consultants Co. Ltd

Company Profile: Systems Engineering Consultants Co. Ltd
Market Cap (USD): $179.8 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

13. GMO GlobalSign Holdings K.K.

Company Profile: GMO GlobalSign Holdings K.K.
Market Cap (USD): $177.2 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

14. Intelligent Wave, Inc.

Company Profile: Intelligent Wave, Inc.
Market Cap (USD): $162.7 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

15. System Information Co.,Ltd.

Company Profile: System Information Co.,Ltd.
Market Cap (USD): $151.7 M (Jan. 1, 2024)
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

16. kaonavi, Inc.

Company Profile: kaonavi, Inc.
Market Cap (USD): $130.2 M (Jan. 1, 2025)
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

17. Needs Well, Inc.

Company Profile: Needs Well, Inc.
Market Cap (USD): $129.1 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

18. NTT Data Intramart Corp

Company Profile: NTT Data Intramart Corp
Market Cap (USD): $125.6 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

19. Cyber Security Cloud , Inc.

Company Profile: Cyber Security Cloud , Inc.
Market Cap (USD): $121.1 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

20. JIG-SAW, Inc.

Company Profile: JIG-SAW, Inc.
Market Cap (USD): $119.5 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

21. Enigmo, Inc.

Company Profile: Enigmo, Inc.
Market Cap (USD): $105.8 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

22. Serverworks Co.,Ltd.

Company Profile: Serverworks Co.,Ltd.
Market Cap (USD): $89.6 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

23. Wellnet Corp

Company Profile: Wellnet Corp
Market Cap (USD): $78.0 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

24. Aisan Technology Co. Ltd

Company Profile: Aisan Technology Co. Ltd
Market Cap (USD): $61.3 M
Country: Japan
Sector: Japanese Technology
Industry: Japanese Software—Infrastructure

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