Top 20 JavaScript Development Companies in Tokyo
The Best of April 2026Looking for a top JavaScript developer in Tokyo?
If you're hiring a JavaScript developer to help you build or update a website that's responsive and interactive, consider the pros and cons of JavaScript as a programming language. Advantages include its speed because it's executed on the client-side; reduction in server load; and diverse functionality. Disadvantages to consider include security such as bugs on the client-side.
To assist you in your search for a partner, we’ve compiled this list of the top JavaScript development agencies in Tokyo. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Tokyo JavaScript Developers
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1$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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2$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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3$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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4$5,000+250 - 999 employeesChuo City, JapanMidsize custom software development company DEHA GLOBAL PTE. LTD., is based in Singapore, Singapore; Hanoi, Vietnam; Chuo City, Japan and Ho Chi Minh City, Vietnam. They specialize in Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more and were founded in 2016.Read More
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5$10,000+250 - 999 employeesMinato City, JapanRead More
BJIT Group is a software development agency headquartered in Dhaka, Bangladesh with additional locations in Tokyo; Palo Alto, Calif.; Espoo, Finland; Downtown Core, Singapore; and Skane lan, Sweden. Since 2001, their global team of 400+ employees has provided mobile app, web, and custom software development to businesses of all sizes.
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SonyIndustries
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6$5,000+50 - 249 employeesChiyoda City, JapanDipro Tech is a midsize Da Nang , Vietnam-based custom software development firm. They focus on Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more and were launched in 2021.Read More
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SEASTAR PENTA OCEAN STEP TRAVEL DIORIndustries
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7$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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8$5,000+10 - 49 employeesMinato City, JapanEstablished in 2008, Custom Media KK is a graphic design agency. Their team offers Graphic Design and Web Development.Read More
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9$10,000+50 - 249 employeesKawaguchi, JapanFounded in 2018, OVERCODE is a web development firm. The company offers Web Development, Mobile App Development, Web Design, UX/UI Design, and more and has a midsize team. The company is headquartered in London, England; Kyiv, Ukraine; San Francisco, California and Toronto, Canada.Read More
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SignifAI (New Relic)Industries
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10Undisclosed250 - 999 employeesShibuya City, JapanCustom software development firm Star is located in Sunnyvale, California and San Francisco, California. Their services include Custom Software Development and Mobile App Development.Read More
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11$10,000+50 - 249 employeesKawaguchi, JapanHalo Lab is a midsize branding agency headquartered in Dubai, United Arab Emirates; New York, New York; 08, Andorra and Odesa, Ukraine. They offer Branding, Web Design, UX/UI Design, Graphic Design, and more and were established in 2013.Read More
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Auth0Industries
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12$5,000+250 - 999 employeesShinjuku City, JapanRIKAI Co., Ltd., an artificial intelligence development company, is in Shinjuku City, Japan; Thuận Phước, Vietnam and Hanoi, Vietnam. Founded in 2017, the midsize team focuses on Artificial Intelligence, Web Development, Mobile App Development, AR/VR development, and more.Read More
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13$1,000+10 - 49 employeesChiyoda City, JapanVITALY.inc is a website development company. They are located in Chiyoda City, Japan. Their team provides Web Development.Read More
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14$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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15$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
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16$25,000+10 - 49 employeesShibuya, JapanNetwise is a small Shibuya, Japan-based Email Marketing company. The team provides Email Marketing and Search Engine Optimization.Read More
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17$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
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18$1,000+10 - 49 employeesIchikawa, JapanLaunch Lab is an Ichikawa, Japan-based branding agency. Their services include Branding and Content Marketing.Read More
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19$25,000+50 - 249 employeesShibuya City, JapanArsaga Partners, Inc is a website development company. Their team is based in Shibuya City, Japan and offers Web Development and Mobile App Development.Read More
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20$10,000+10 - 49 employeesChuo City, JapanSmall website development company DXAI Solutions Co.Ltd, is headquartered in Chuo City, Japan. Their services include Web Development and Mobile App Development.Read More
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21$5,000+2 - 9 employeesShibuya City, JapanUser experience design agency Bento Graphics Inc is located in Shibuya City, Japan. They specialize in UX/UI Design and Branding and were founded in 2006.Read More
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22Undisclosed50 - 249 employeesShibuya City, JapanBlueOC is a website development firm. Their midsize team of employees is located in Hanoi, Vietnam and Shibuya City, Japan. Their team focuses on Web Development and Mobile App Development.Read More
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23$100,000+Freelancer employeesKoto City, JapanFounded in 1977, PERSOL PROCESS & TECHNOLOGY is a custom software development firm. The large team offers Custom Software Development and cloud consulting & SI.Read More
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24$10,000+2 - 9 employeesShibuya City, JapanWeb design company Cerberus Research, Inc was launched in 2021. The small team specializes in Web Design and Architectural Design.Read More
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