Top 100 IT Services Companies in Japan
The Best of December 2025
Adapting the latest technologies is essential to ensuring your business remains competitive in the current business environment. With countless companies racing to find the best competitive edge, IT services and solutions have the invaluable potential to elevate crucial business functions such as security and automation.
IT services companies are committed professionals that provide a vast array of solutions. The IT services industry is broad and has several types of solutions including managed services, computer networks, and cybersecurity. Typically, IT service providers help address solutions hindering businesses from accelerating growth. If you’re looking for the ideal IT partner, carefully evaluate their profiles, industry experience, and range of services. Before you reach out to them, don’t forget to read more of their client reviews and portfolios.
List of the Best Japan IT Companies
-
$1,000+50 - 249 employeesNaperville, ILBetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.Read More
Industries
-
1$5,000+50 - 249 employeesChiyoda City, JapanRead More
Principle Co, Ltd is a data analytics consulting firm based in Chiyoda-ku, Japan, with an office in Chuo-ku, Japan. The firm, founded in 2011, has a team of less than ten that provides BI & big data consulting & SI, digital strategy, PPC, SEO, and social media marketing services. Principle Co, Ltd serves enterprise and smaller-sized companies in various industries that include advertising & marketing, automotive, and business services.
Clients
SamsungIndustries
-
2$1,000+50 - 249 employeesOsaka, JapanBeyond GTA Inc. Is a small Mississauga, Canada-based IT managed services company. Launched in 2019, the team focuses on IT managed services, cybersecurity, IT strategy consulting, cloud consulting & SI, and more.Read More
Industries
-
3$75,000+10 - 49 employeesFukuoka, JapanRead More
Jiitak Inc. Is a software development company. Their small team is in 福岡市, Japan; Dover, Delaware and Kochi, India and provides custom software development, IT strategy consulting, web development, mobile app development, and more. The company was founded in 2019.
Industries
-
4$1,000+2 - 9 employeesMinato City, JapanRead More
Sentree is an IT firm based in Shinagawa-ku, Japan, and founded in 2009. Their team of no more than 10 specializes in IT strategy consulting, IT managed services, and cybersecurity solutions for clients in the fields of advertising, business services, and education.
Clients
EDGEofIndustries
-
5$1,000+50 - 249 employeesMinato City, JapanIT managed services company Fusion Systems Japan is headquartered in Minato City, Japan. They focus on IT managed services, IT strategy consulting, Custom Software Development, and other IT consulting and SI and were launched in 1989.Read More
-
6Undisclosed10 - 49 employeesChuo City, JapanLocated in Chuo City, Japan, SBWorks is an ERP consulting and SI company. They provide ERP consulting and SI, IT staff augmentation, Web Development, Artificial Intelligence, and more and were launched in 2016.Read More
Industries
-
7$1,000+2 - 9 employeesUrayasu, JapanAGO MARKETING, a small generative ai company, is headquartered in Urayasu, Japan. They offer generative ai, marketing strategy, BI & big data consulting & SI, email marketing, and more and were founded in 2024.Read More
Industries
-
8$5,000+10 - 49 employeesChiyoda City, JapanMercury Technology Solutions, a SEO agency, is headquartered in Hong Kong, Hong Kong and Chiyoda City, Japan. Launched in 2017, the small team offers Search Engine Optimization and CRM consulting and SI.Read More
Industries
-
9Undisclosed50 - 249 employeesMinato City, JapanEstablished in 1996, EIRE Systems is a cloud consulting & SI company. The midsize team specializes in cloud consulting & SI and IT managed services.Read More
-
10$1,000+10 - 49 employeesChuo City, JapanBelue Creative is a Cybersecurity company. They are in Chuo City, Japan and have small team of experts. Their services include Cybersecurity.Read More
-
11Undisclosed2 - 9 employeesMinato City, JapanIT managed services and IT strategy consulting company Joho Technology was founded in 1987. The agency provides IT managed services and IT strategy consulting.Read More
-
12$10,000+50 - 249 employeesYokohama, JapanHikesiya USA Inc. Is a midsize custom software development company launched in 2001. Their services include Custom Software Development and ERP consulting and SI.Read More
-
13$5,000+2 - 9 employeesShibuya City, JapanEstablished in 2004, METHOD IT is an IT managed services company. The small team specializes in IT managed services and Web Development.Read More
-
14Undisclosed50 - 249 employeesFukuoka, JapanAluminum Inc is an IT managed services company. The team is headquartered in Fukuoka, Japan, and their services include IT managed services and Compliance Consulting.Read More
-
15$5,000+50 - 249 employeesChiyoda City, JapanEstablished in 2003, TopTech Informatics K.K is a midsize Chiyoda City, Japan-based IT managed services company. Their team provides IT managed services and Custom Software Development.Read More
Industries
-
16$5,000+1,000 - 9,999 employeesMinato City, JapanRead More
Since being founded in 2012, Rikkeisoft has provided global outsourcing and development services to clients from its headquarters in Hanoi, Vietnam. Their team of about 1200 employees focuses on custom software development, web development, and mobile app development.
Clients
Panasonic USMH KDDIIndustries
-
17$5,000+250 - 999 employeesShibuya City, JapanVMO JAPAN is an IT staff augmentation company. The team offers IT staff augmentation and other IT consulting and SI, and the agency is headquartered in Ha Noi, Vietnam and Shibuya City, Japan.Read More
Industries
-
18$5,000+50 - 249 employeesTaito City, JapanLIG inc. Is a website development company established in 2007. Their services include Web Development and Mobile App Development.Read More
Industries
-
19$1,000+50 - 249 employeesKatsushika City, JapanNew IT Venture Corporation is a software development firm founded in 2008. The agency focuses on Custom Software Development and UX/UI Design.Read More
Industries
-
20$1,000+50 - 249 employeesYokosuka, JapanCommunication Business Avenue, Inc. Is a Yokosuka, Japan-based Generative AI company. The team focuses on Generative AI and cloud consulting & SI.Read More
-
21$5,000+2 - 9 employeesOsaka, JapanNADJA inc., an application development firm, is based in Osaka, Japan. The small company was founded in 2019. Their team provides Mobile App Development and CRM consulting and SI.Read More
Industries
-
22Undisclosed2 - 9 employeesChiyoda City, JapanCordeos Group is a cloud consulting & SI and IT managed services company. They offer cloud consulting & SI and IT managed services and were founded in 2001.Read More
-
23$5,000+10 - 49 employeesShinjuku City, JapanBased in Shinjuku City, Japan, VeriServe is an IT managed services company. Their services include IT managed services and UX/UI Design.Read More
-
24$10,000+50 - 249 employeesMinato City, JapanFusion Systems Group is an IT managed services company. They provide IT managed services and Custom Software Development and are located in Minato City, Japan.Read More
-
25$5,000+10 - 49 employeesMinato City, JapanFIXER, an IT managed services company, specializes in IT managed services and Artificial Intelligence. The agency is headquartered in Minato City, Japan.Read More
-
26$10,000+250 - 999 employeesKoto City, JapanSCSK is an IT managed services company. Launched in 1969, the agency provides IT managed services and Finance & Accounting Outsourcing (FAO).Read More
-
27$10,000+1,000 - 9,999 employeesChiyoda City, JapanNRI is an IT managed services company launched in 1965. The large team offers IT managed services and Digital Strategy.Read More
-
28$1,000+250 - 999 employeesMinato City, JapanUbitus Inc., a midsize cloud consulting & SI company, is based in Taipei CIty, Taiwan and Minato City, Japan. The team focuses on cloud consulting & SI and unified communications consulting & SI.Read More
-
29Undisclosed2 - 9 employeesKobe, JapanKobe Wave Co., Ltd. Is an IT strategy consulting and IT managed services company. They are in Kobe, Japan. Their team specializes in IT strategy consulting and IT managed services.Read More
-
30Undisclosed50 - 249 employeesShinagawa City, JapanHitachi Systems Security Inc. Is a Cybersecurity and IT managed services company. They were established in 1999, and their services include Cybersecurity and IT managed services.Read More
Featured provider
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule Consultation