Top 90 Software Development Companies in Japan
The Best of November 2026Looking for a top software developer in Japan?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in Japan. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Japan Software Developers
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61$5,000+2 - 9 employeesShibuya City, JapanSysamic is a software development firm. Founded in 2016, the company is based in Shibuya City, Japan. Their team offers Custom Software Development and Mobile App Development.Read More
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62$5,000+2 - 9 employeesShibuya City, JapanJC Digital Consulting is a small Advertising company. They provide Advertising and Custom Software Development and were founded in 2014.Read More
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63$25,000+250 - 999 employeesFukuoka, JapanTechvify, an AI Consulting company, was established in 2018. The firm specializes in AI Consulting, Custom Software Development, Artificial Intelligence, IoT development, and more and has a midsize team. The firm is located in Hanoi, Vietnam; Fukuoka, Japan; Danang, Vietnam and Ho Chi Minh, Vietnam.Read More
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64$1,000+50 - 249 employeesShinagawa City, JapanTinhvan Outsourcing JSC is a software development company. They specialize in Custom Software Development and Mobile App Development and were established in 2006.Read More
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65$5,000+250 - 999 employeesKawasaki, JapanLuvina Software JSC is a software development firm. Founded in 2004, the team specializes in Custom Software Development, cloud consulting & SI, CRM consulting and SI, Application Management & Support, and more. Their midsize firm is located in Hanoi, Cau Giay, Vietnam; Danang, Vietnam; Kawasaki, Japan and San Jose, California.Read More
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SIIndustries
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66Undisclosed2 - 9 employeesKyoto, JapanAI Consulting company Y Technologies was launched in 2023. The small team focuses on AI Consulting and Corporate Training & Coaching.Read More
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67$10,000+50 - 249 employeesSendai, JapanLanex Australia is a midsize software development firm headquartered in Brisbane City, Australia and Cebu City, Philippines. The team offers Custom Software Development and Web Development.Read More
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68$1,000+Freelancer employeesSeika, JapanThe Open Web JP, a website development firm, provides Web Development and Custom Software Development. The firm is based in Seika, Japan.Read More
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69$5,000+250 - 999 employeesKoto City, JapanAMELA Technology is a website development company. The midsize Hanoi, Vietnam-based team focuses on Web Development, Mobile App Development, IT staff augmentation, Artificial Intelligence, and more. The company was founded in 2019.Read More
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SkystreeIndustries
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70Undisclosed10 - 49 employeesChiyoda City, JapanRead More
Pangeanic is a small València, Spain-based translation company. Their services include translation, Artificial Intelligence, BI & big data consulting & SI, and custom software development.
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71$5,000+2 - 9 employeesEdogawa City, JapanDigileaf is a web development company launched in 2001. The small team offers Web Development and Content Marketing.Read More
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72Undisclosed50 - 249 employeesChiyoda City, JapanLocated in Ha Noi, Vietnam and Chiyoda City, Japan, 株式会社Miichisoft Japan is a midsize IT staff augmentation company. The team provides IT staff augmentation and Custom Software Development.Read More
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73$5,000+50 - 249 employeesShibuya City, JapanKeyPoint Technologies is an user experience agency. They were founded in 2004 and provide UX/UI Design and Translation.Read More
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74$25,000+1,000 - 9,999 employeesYokohama, JapanNTQ SOLUTION, a custom software development company, was launched in 2011. The company provides Custom Software Development and IT staff augmentation, and is large.Read More
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75$5,000+250 - 999 employeesChiyoda City, JapanCosylab, a midsize custom software development company, is in Ljubljana, Slovenia and Menlo Park, California. Their services include Custom Software Development and UX/UI Design.Read More
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76$10,000+1,000 - 9,999 employeesChuo City, JapanSOTATEK JSC is a large AI firm. Located in Hanoi, Vietnam; Sydney, Australia; Costa Mesa, California and Ha Noi, Vietnam, the company was launched in 2015. Their team provides Artificial Intelligence, Blockchain, AI Consulting, Custom Software Development, and more.Read More
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Klaytn FoundationIndustries
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77$10,000+50 - 249 employeesMeguro City, JapanWebsite development company CodeComplete Vietnam was founded in 2015. Based in Meguro City, Japan and Danang, Vietnam, the team specializes in Web Development and Mobile App Development.Read More
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78Undisclosed10 - 49 employeesSumida City, JapanQingdao Sun Valley Information Technology Service Co., Ltd. Is a software development company. Based in Qing Dao Shi, China and Qing Dao Shi, China, their team provides Custom Software Development.Read More
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79$100,000+250 - 999 employeesShibuya City, JapanLocated in New York, New York and Helsinki, Finland, Reaktor is a custom software development firm. They provide Custom Software Development and UX/UI Design.Read More
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80$10,000+250 - 999 employeesShinjuku City, JapanSavvycom, a software development company, was founded in 2009. They are located in Hanoi, Vietnam; Mountain View, California; North Sydney, Australia and Seoul, South Korea and have a midsize team. Their services include Custom Software Development, Generative AI, Mobile App Development, BI & big data consulting & SI, and more.Read More
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North America & Europe: TaylorMadeIndustries
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81$5,000+250 - 999 employeesMinato City, JapanIntersoftKK Pvt. Ltd. Is an app development company. They offer Mobile App Development and Web Development and were established in 1998.Read More
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HCLIndustries
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82$25,000+50 - 249 employeesChiyoda City, JapanSynergy Labs is an app development firm. Their midsize team is in Hollywood, Florida; Miami, Florida; New York, New York and Dubai, United Arab Emirates and provides Mobile App Development, Custom Software Development, Artificial Intelligence, Generative AI, and more. The firm was launched in 2020.Read More
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83$50,000+1,000 - 9,999 employeesOta City, JapanLocated in Plano, Texas; Kazhakkoottam, India; Hawthorn East, Australia and New Malden, England, Experion Technologies is a large software development firm. Founded in 2006, the team provides Custom Software Development, Artificial Intelligence, AI Agents, AI Consulting, and more.Read More
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DuracellIndustries
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84$10,000+50 - 249 employeesKawaguchi, JapanFounded in 2013, Halo Lab is a web design agency. Their midsize team is located in Dubai, United Arab Emirates; New York, New York; 08, Andorra and Odesa, Ukraine. Their services include Web Design, Artificial Intelligence, Web Development, Custom Software Development, and more.Read More
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Auth0Industries
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85$5,000+50 - 249 employeesChuo City, JapanProtean Studios is a website development firm. In Hanoi, Vietnam and Hai Phong City, Vietnam, the agency was established in 2020. Their team specializes in Web Development and Mobile App Development.Read More
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86$50,000+250 - 999 employeesYokohama, JapanRead More
InApp was founded in 2000 and currently has 300+ employees. Headquartered in Trivandrum, India, their services include web development, custom software development, and mobile app development. They also have another location in Palo Alto, Calif.
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87$25,000+250 - 999 employeesMinato City, JapanRobosoft Technologies Inc. Is a San Francisco, California-based app development company. They offer Mobile App Development, UX/UI Design, Web Development, Custom Software Development, and more and were launched in 1996.Read More
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Warner Bros. Discovery HSBC McDonalds Mercury FinanceIndustries
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88Undisclosed50 - 249 employeesMinato City, JapanMidsize 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 More
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89$25,000+1,000 - 9,999 employeesKawasaki, JapanRead More
TatvaSoft is a custom software development company headquartered in Ahmedabad, India; Murphy, Texas; Melbourne, Australia and London, England. Established in 2001, the large team focuses on Custom Software Development, Web Development, Mobile App Development, cloud consulting & SI, and more.
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Anglo AmericanIndustries
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90$25,000+10,000+ employeesKoto City, JapanPersistent Systems is a data analytics company. Established in 1990, the large agency is headquartered in Pune, India; Santa Clara, California; Paris, France and Lyne, England. Their services include BI & big data consulting & SI, cloud consulting & SI, Cybersecurity, Custom Software Development, and more.Read More
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