Top System Integration Companies in Japan
63 Companies
List of the Top Japan Best System Integration Companies & Services
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$10,000+$25 - $49 / hr250 - 999Serves JapanServices provided
35% AI Development30% BI & Big Data Consulting & SI25% Custom Software Development +1 service10% CybersecuritySee all 42 projectsEdvantis is a custom software development company praised for its technical expertise, flexibility, and timely delivery. Over 90% of reviewers commend Edvantis for their excellent project management and ability to adapt to evolving business needs, noting their warmth and team integration. With a focus on development, testing, and DevOps, they maintain a client-centric approach that fosters strong, strategic partnerships.
Reviews mention Hard working
The overall sentiment regarding Edvantis's work ethic is highly positive, as clients consistently commend their dedication and commitment. One client noted, "They appreciate their commitment and willingness to work extra hours just to meet deadlines," highlighting their hard-working nature. Another client remarked, "Their team worked hard to meet tough deadlines," further emphasizing their diligence. Overall, Edvantis is recognized for their disciplined approach and strong work ethic, making them a reliable partner in project development.-
App Dev for Parking & Mass Transit Payment Co
5.0 Mar 31, 2020At times when we had tough deadlines, their team worked hard to meet them. When we’ve left them to themselves, they managed to complete a lot of work. Edvantis is motivated and eager.
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3 of 3 reviews are 5 stars$10,000 – $49,000 avg. project costRead 3 Recent ReviewsReviewed 3 times in the past 6 months
Recent client feedback on Edvantis highlights their exceptional project management and timely delivery of services. Clients praised their responsiveness and flexibility, with one noting Edvantis's ability to identify and mitigate scope creep effectively. The warmth and expertise of the team were also commended, creating a positive working atmosphere. Overall, clients expressed high satisfaction, with one stating that their tool significantly increased the speed and quality of deliverables, showcasing Edvantis's strong impact on project success.Was this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently highlight Edvantis' competitive pricing and strong value for money, with many stating that their costs fit within budget constraints. For instance, one CEO noted they chose Edvantis due to their pricing alignment with their budget while receiving high-quality service. Overall, feedback reflects a positive sentiment regarding the cost-effectiveness of Edvantis' services, with clients appreciating the quality of work delivered at reasonable rates, further solidifying their reputation as a valuable partner.Was this helpful?
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$5,000+$25 - $49 / hr10 - 49Chiyoda City, Japan
Services provided
60% IoT Development30% BI & Big Data Consulting & SI10% IT Managed ServicesINFINITE UPTIME, an IoT development company, was established in 2015. The small team focuses on IoT development and BI & big data consulting & SI.
Read moreSee All Locations (4)Chiyoda City, Japan
Nihon Bldg. 7F 2-6-2 Ootemachi, Chiyoda-ku
Chiyoda City, Japan 100-0004+81 3 6262 7200
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$1,000+< $25 / hr10 - 49Chiyoda City, Japan
Services provided
30% Accounting30% HR Consulting20% Finance & Accounting Outsourcing (FAO) +2 services10% Business Consulting10% ERP Consulting and SIAccounting company OC & Associates offers Accounting and HR Consulting. They were founded in 1992.
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UndisclosedUndisclosed10 - 49Minato City, Japan
Services provided
20% Accounting20% Corporate Law10% Business Consulting +5 services10% Cloud Consulting & SI10% Finance Law10% Financial Consulting10% HR Consulting10% IT Strategy ConsultingFounded in 2007, Proworks Group is an Accounting company. Based in Minato City, Japan, the team focuses on Accounting and Corporate Law.
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UndisclosedUndisclosed10 - 49Chiyoda City, Japan
Services provided
50% Translation30% AI Development10% BI & Big Data Consulting & SI +1 service10% Custom Software DevelopmentSee all 1 projectsPangeanic offers services in machine translation, data classification, and anonymization. The overall feedback indicates that Pangeanic is highly knowledgeable, delivers projects ahead of schedule, and is considered a great cultural fit, providing good value for cost. Clients appreciate their expertise and timely execution.
See All Locations (3)Chiyoda City, Japan
Ogawa Building 3F 3-37 Kanda Sakuma-cho Chiyoda-ku, Tokyo
Chiyoda City, Japan 101-00256 - 9
+81-3-5829-5828
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$5,000+$100 - $149 / hr2 - 9Ota City, Japan
Services provided
50% Mobile App Development20% Custom Software Development20% Web Development +1 service10% Cloud Consulting & SIMezurashico is an app development firm. They focus on Mobile App Development and Custom Software Development and are located in Ota City, Japan.
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UndisclosedUndisclosed2 - 9Shibuya City, Japan
Services provided
20% Advertising20% E-Commerce Development20% Search Engine Optimization +4 services10% Cloud Consulting & SI10% Cybersecurity10% IoT Development10% Mobile & App MarketingGMO Internet is a Shibuya City, Japan-based Advertising company. Their services include Advertising and E-Commerce Development.
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$10,000+$25 - $49 / hr1,000 - 9,999Chuo City, Japan
Services provided
45% Blockchain15% Custom Software Development10% AI Development +3 services10% CRM Consulting and SI10% Mobile App Development10% Web DevelopmentSee all 47 projectsSOTATEK JSC is a technology company specializing in blockchain development, IoT solutions, and software services. They are lauded for their technical expertise, timely project delivery, and strong project management, with 100% of reviews highlighting their commitment to excellence and innovation. Reviewers consistently praise their ability to integrate advanced technology with practical applications, ensuring seamless operations and enhanced customer experience.
Reviews mention Collaborative
The feedback regarding the collaborative sentiment towards SOTATEK JSC is overwhelmingly positive. Clients highlighted their strong project management and proactive communication, noting that all milestones were delivered on schedule. One client specifically praised SOTATEK's responsiveness and adaptability to evolving requirements, stating, 'Their responsiveness and willingness to collaborate made the process smooth and efficient.' Overall, clients appreciated SOTATEK's ability to provide innovative solutions tailored to their needs, reinforcing a solid collaborative partnership.-
Blockchain Development for Travel Platform
5.0 Aug 14, 2025SOTATEK JSC demonstrated strong project management throughout the engagement. All milestones were delivered on schedule, with clear communication at every stage. They maintained a proactive approach, quickly addressing our feedback and adapting to evolving requirements without disrupting timelines. Their responsiveness and willingness to collaborate made the process smooth and efficient.
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Industry Experience
SOTATEK JSC has demonstrated strong expertise across multiple industries, including IT Services, Manufacturing, Education, Gaming, and Financial Services. Clients commend their dedication and ability to deliver high-quality, innovative solutions such as blockchain integration, smart home systems, and IoT networks. Overall sentiment is overwhelmingly positive, highlighting their project management skills, timely delivery, and deep technical knowledge. Prospective clients in these sectors can expect a reliable partner capable of enhancing operational efficiencies and driving growth.
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Advertising & marketing IT Services Information technology Manufacturing Software Retail Education Gaming Financial servicesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently praised SOTATEK JSC for providing good value for money, with several reviews noting that the pricing fit their budgets and delivered high-quality outcomes. For instance, one client highlighted the 'good value for cost' and the 'reasonable development cost', which was about 30% lower than competitors. Overall, the sentiment around cost and value is overwhelmingly positive, with many clients expressing satisfaction with the financial aspect of their partnerships.Was this helpful?
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$50,000+$25 - $49 / hr250 - 999Yokohama, Japan
Services provided
30% Custom Software Development20% Mobile App Development20% Web Development +3 services10% Application Testing10% Cloud Consulting & SI10% UX/UI DesignSee all 13 projectsInApp is a versatile software development company providing a range of services from mobile wallet applications to complex cloud-based systems for diverse industries, including fintech, healthcare, and non-profits. Reviews indicate a strong emphasis on project management, responsiveness, and technical expertise, with 90% of feedback highlighting excellent communication and reliability. While minor delays and scope management issues are noted, the overall sentiment reflects a positive and collaborative experience.
Reviews mention Exceptional performance
InApp has consistently demonstrated exceptional performance across multiple projects, as highlighted by clients who praise the professional caliber of their code and project management. For instance, the CTO of Z5 Inventory noted that InApp delivered quality code that met high standards, while the principal technologist at Mid-Ohio Food Collective commended their ability to adopt and enhance the organization's mission. Overall, clients express satisfaction with InApp's commitment, creativity, and ability to exceed expectations.-
Custom Software Dev for Healthcare Inventory Company
5.0 Jun 24, 2021InApp’s code was able to come up to standard against all these metrics. I’ve worked with a number of different teams, both domestic and offshore, and InApp proved to be the best at executing designs and architecture in a very professional manner. Suchi (VP) manages the product and engineering team exceptionally well.
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Software Development for Food Bank Nonprofit
5.0 Apr 13, 2021I’m impressed with InApp’s ability to offer creative solutions when we don’t know the answers ourselves. We’ve truly leaned on them to think like a large corporate IT shop. This is an amazing accomplishment, especially in the face of the hunger and food insecurity generated by COVID-19.
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Legal Documents Solution for Emerging Startup
5.0 Mar 15, 2021They’ve over-delivered to give us a full MVP. Even when we’ve ended up adding on some really out-of-scope requirements at the last minute, they’ve still delivered within our original timeframe and budget. Our CTO has been in software development for 20 years, and he’s commented that the caliber of InApp’s work is unrivaled.
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Industry Experience
InApp has demonstrated expertise across various industries, including Financial Services, Healthcare, Nonprofit, Software, Manufacturing, Legal, and Consumer Products. Clients commend their strong project management, technical proficiency, and ability to deliver quality solutions on time. Healthcare clients value their innovative approaches to complex systems, while nonprofits appreciate their alignment with mission-driven goals. Overall, InApp is well-regarded for its adaptability and collaborative spirit, making them a suitable partner for projects requiring technical depth and industry-specific insights.
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Financial services Healthcare Nonprofit Software Manufacturing Legal Consumer Products Information technology Business services TelecommunicationsWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients generally perceive InApp as offering good value for money, with investments ranging from $60,000 to over $1 million. Feedback highlights their responsiveness, quality of work, and adherence to deadlines, with one client noting they 'always deliver what is asked.' However, some concerns about timeline management and scope creep were mentioned. Overall, sentiment is positive, with clients recommending InApp for their dedication and proactive approach to project challenges.Was this helpful?
See All Locations (3)Yokohama, Japan
6-12 Misuzugaoka, Aoba-ku, Yokohama 225-0016, JP
Yokohama, Japan 225-00162 - 5
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$25,000+$25 - $49 / hr10,000+Koto City, Japan
Services provided
10% AI Development10% BI & Big Data Consulting & SI10% Cloud Consulting & SI +18 services10% Custom Software Development10% Cybersecurity10% Generative AI10% Mobile App Development10% Web Development5% IoT Development2% Digital Engineering2% Enterprise App Modernization2% IT Managed Services1% AI Consulting1% AR/VR Development1% Application Management & Support1% Application Testing1% Blockchain1% DevOps Managed Services1% E-Commerce Development1% Robotics Process Automation1% Wearable App DevelopmentSee all 1 projectsPersistent Systems is a software development company renowned for its expertise in low-code process management tools, web service development, and database work. Their reviews highlight a strong emphasis on flexibility and adaptability, with 100% of feedback noting their effective communication and project management capabilities. Clients particularly appreciate their critical thinking skills in adapting to changing project needs.
Industry Experience
Persistent Systems has garnered positive feedback across various industries, particularly in financial services, where they demonstrated expertise in developing low-code applications and managing complex software projects. Clients praised their flexibility, strong communication skills, and ability to adapt to changing project requirements. Their involvement has significantly impacted project delivery timelines and overall operational efficiency. Potential clients in the financial services sector can expect a reliable partnership focused on innovative solutions and effective project management.
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Financial servicesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients express high satisfaction with Persistent Systems regarding cost and value for money, citing a long-term investment of at least $2.5 million as indicative of their trust. One client noted the firm's flexibility and adaptability as impressive, emphasizing that they are invested in client success. Overall, feedback highlights effective communication and project management, contributing to a positive perception of value relative to the costs incurred.Was this helpful?
Koto City, Japan
2-21-7-703 Kiba, Koto-ku
Koto City, Japan 135-004221 - 30
See All Locations (50)Koto City, Japan
2-21-7-703 Kiba, Koto-ku
Koto City, Japan 135-004216 - 20
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Undisclosed$25 - $49 / hr50 - 249Minato City, Japan
Services provided
10% AI Development10% Blockchain10% Cloud Consulting & SI +7 services10% Custom Software Development10% DevOps Managed Services10% IT Managed Services10% IT Strategy Consulting10% IoT Development10% Mobile App Development10% Web DevelopmentMidsize IT strategy consulting company Dsoft Joint Stock Company, is in Da Nang, Vietnam and Minato City, Japan. The team specializes in IT strategy consulting and cloud consulting & SI.
Read moreSee All Locations (2)Minato City, Japan
28 F, Shinagawa Intercity Tower A, 2-15-1 Konan
Minato City, Japan 108-00752 - 5
0982755050
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UndisclosedUndisclosed250 - 999千代田区, Japan
Services provided
20% AI Consulting20% Application Testing20% BI & Big Data Consulting & SI +2 services20% Cloud Consulting & SI20% DevOps Managed ServicesSollers Consulting, a big data analytics company, offer BI & big data consulting & SI and cloud consulting & SI. They were founded in 2000.
Read moreSee All Locations (10)千代田区, Japan
WeWork KANDA SQUARE, 11F, 2-2-1 Kanda-Nishikicho, Chiyoda-ku,
千代田区, Japan 101-00546 - 9
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$1,000+< $25 / hr10,000+Minato City, Japan
Services provided
10% AI Development10% AR/VR Development10% Application Testing +7 services10% Blockchain10% Cloud Consulting & SI10% Cybersecurity10% Digital Strategy10% E-Commerce Development10% IT Managed Services10% IoT DevelopmentFounded in 1999, FPT Software, a large Digital Strategy company, is in El Segundo, California and Hanoi, Vietnam. Their team focuses on Digital Strategy and cloud consulting & SI.
Read moreSee All Locations (5)Minato City, Japan
6th Floor, CROSS PLACE Building, Hamamatsu-cho, Shiba Park 1-7-6, Minato-ku
Minato City, Japan 105-0013101 - 150
+81 (3) -6634-6868
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UndisclosedUndisclosed50 - 249Shibuya City, Japan
Services provided
20% AI Development20% BI & Big Data Consulting & SI20% Business Consulting +2 services20% Engineering20% Market ResearchEmerton is a Market Research company headquartered in Paris, France and München, Germany. They specialize in Market Research and BI & big data consulting & SI and were founded in 2011.
Read moreSee All Locations (4)Shibuya City, Japan
15F Cerulean Tower, 26-1 Sakuragaoka-cho Shibuya-ku
Shibuya City, Japan 150-85121
+ 81.354.565.091
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List of the Top 7 Japan Best System Integration Companies & Services
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$5,000+$100 - $149 / hr50 - 249Chiyoda City, Japan
Ability to deliver
30/40.015.8/20 Reviews8.3/10 Clients & Experience5.8/10 Market PresenceService focus
25% System Integrators75% Other -
$1,000+$100 - $149 / hr2 - 9Urayasu, Japan
Ability to deliver
22.3/40.015.8/20 Reviews2.5/10 Clients & Experience4/10 Market PresenceService focus
30% System Integrators70% Other -
$1,000+Undisclosed50 - 249Osaka, Japan
Ability to deliver
22.3/40.014.6/20 Reviews2/10 Clients & Experience5.7/10 Market PresenceService focus
20% System Integrators80% Other -
UndisclosedUndisclosed10 - 49Chuo City, Japan
Ability to deliver
21.8/40.016.6/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
20% System Integrators80% Other -
$5,000+$100 - $149 / hr10 - 49Chiyoda City, Japan
Ability to deliver
21.5/40.016.6/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
20% System Integrators80% Other -
$1,000+Undisclosed50 - 249Minato City, Japan
Ability to deliver
22.1/40.016.8/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
10% System Integrators90% Other -
$5,000+$25 - $49 / hr1,000 - 9,999Minato City, Japan
Ability to deliver
27.4/40.016.2/20 Reviews3/10 Clients & Experience8.2/10 Market PresenceService focus
15% System Integrators85% Other -
$10,000+$25 - $49 / hr50 - 249Yokohama, Japan
Ability to deliver
8.9/40.00/20 Reviews4.4/10 Clients & Experience4.6/10 Market PresenceService focus
20% System Integrators80% Other -
$5,000+$25 - $49 / hr1,000 - 9,999Chiyoda City, Japan
Ability to deliver
29.8/40.017/20 Reviews8.8/10 Clients & Experience4/10 Market PresenceService focus
10% System Integrators90% Other -
$1,000+$25 - $49 / hr250 - 999Minato City, Japan
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
70% System Integrators30% Other -
$1,000+$100 - $149 / hr50 - 249Katsushika City, Japan
Ability to deliver
5.3/40.00/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
30% System Integrators70% Other -
$1,000+Undisclosed50 - 249Yokosuka, Japan
Ability to deliver
5.2/40.00/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
30% System Integrators70% Other -
$5,000+$50 - $99 / hr2 - 9Osaka, Japan
Ability to deliver
5.3/40.00/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
35% System Integrators65% Other -
$5,000+< $25 / hr250 - 999Shibuya City, Japan
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
20% System Integrators80% Other -
$5,000+$25 - $49 / hr2 - 9Chiyoda City, Japan
Ability to deliver
6.7/40.00/20 Reviews2.2/10 Clients & Experience4.6/10 Market PresenceService focus
20% System Integrators80% Other -
UndisclosedUndisclosed50 - 249Minato City, Japan
Ability to deliver
5.5/40.00/20 Reviews0/10 Clients & Experience5.5/10 Market PresenceService focus
20% System Integrators80% Other -
$25,000+$100 - $149 / hr10 - 49Minato City, Japan
Ability to deliver
4.9/40.00/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
25% System Integrators75% Other -
$10,000+$150 - $199 / hr50 - 249Shibuya City, Japan
Ability to deliver
24.4/40.016.6/20 Reviews1.8/10 Clients & Experience6.1/10 Market PresenceService focus
10% System Integrators90% Other -
$5,000+$100 - $149 / hr2 - 9Shibuya City, Japan
Ability to deliver
5.5/40.00/20 Reviews0/10 Clients & Experience5.5/10 Market PresenceService focus
20% System Integrators80% Other -
$5,000+$25 - $49 / hr50 - 249Chiyoda City, Japan
Ability to deliver
4.9/40.00/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
15% System Integrators85% Other -
$5,000+$25 - $49 / hr10 - 49Osaka, Japan
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
20% System Integrators80% Other -
$5,000+$50 - $99 / hr10 - 49Osaka, Japan
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
20% System Integrators80% Other
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