Japan has become one of the fastest growing regions in the Internet of Things (IoT) sector as its market is to grow at a compound annual growth rate (CAGR) of 12 percent from 2024 to 2030 to reach $80 billion by 2025. This surge is due to the rapid progress of different tides of smart manufacturing, healthcare, and robotics. Therefore, the need for specialize Japan IoT app development companies is now higher than ever.
Thus, identifying the top Japan IoT app development companies becomes essential for businesses aiming to leverage IoT technologies effectively. Furthermore, they provide custom solutions which adds on to the operational efficiency and has added on to the competitive advantage in the market.

Founded in 2013 with passion, Designveloper is a software development company in Ho Chi Minh City, Vietnam. We are a team of experienced web developers, mobile developers, UI/UX designers and VOIP experts. We strive for delivery of high quality, cost effective services to clients across the globe, including Japan IoT app development.
Through years of experience, we have successfully completed more than 100 projects in various industries such as healthcare, IT, consumer products, etc. Additionally, with over 50 cutting edge technologies, our expertise lies in providing innovative solutions based on the clients’ needs.
One notable project is the ODC application, an IoT solution that connects doctors and patients for remote diagnosis and treatment. This platform received positive feedback from users and recognition from the Ministry of Health for its effectiveness during the COVID-19 pandemic.
In summary, due to our premium commitment to excellence and innovation, we are confident in our position as one of the best software development service providers in the world including Japan.
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Established in 2006, maeBe Co., Ltd is a top app development company having its offices in Shimizu, Japan. MaeBe specializes in developing out of the box, user friendly applications for iPad, iPhone, Android Devices and web. The firm also has a team of skilled developers and designers committed to providing high quality digital solutions tailored to providing various client needs.
In the years they have been in operation, maeBe had managed to execute several projects and they received praise for their excellences. Notably, the ‘Bungeishunju project’ won the Gold Award in the prize for tie up advertising of Journalist’s Advertising Awards sponsored by Japan Magazine Publishers Association. Indeed, this reinforces maeBe’s commitment to designing and delivering impactful and award winning solutions.
As an innovative, quality, and client oriented app development service provider in Japan, maeBe Co., Ltd stands as a leading choice for businesses in search of the best IoT app development services in Japan.

Founded in 2011, Newwave Solutions JSC is one of Hanoi’s best software development companies. They have more than 12 years of experience and have expanded their presence to Japan with their branch office in Tokyo. The company has more than 300 professionals in its team who provide a wide range of services like IoT app development to clients all over the world.
Newwave Solutions is one of the players in the IoT space with services inclusive of device integration with no worries on real time data analytics. Additionally, having their expertise businesses can draw strength from interconnected devices and can come up with better optimal solutions for improving their operational efficiencies.
Newwave Solutions claims that one of the most notable IoT projects they developed is Parking Space Finder App. The objective of this application is to help users find free parking spaces in real time through a mobile interface. To accomplish this, the solution also integrates IoT technology, cloud based data analytics and enables the users with instant information about the parking availability in the particular areas.
Having a firm position in providing Japan’s cutting-edge IoT app development services, and to the world, Newwave Solutions JSC is receiving growing recognition for their dedication to innovation and quality.

With its foundation in 2020, BlueOC is a popular IT consulting and outsourcing company in Hanoi, Vietnam, whose branch is in Shibuya City, Japan. Furthermore, BlueOC specializes in digital transformation and innovation with a suite of services ranging IoT app development, AI, through mobile, web and cloud technologies.
Over five years in the industry with more than 100 professionals on the team, BlueOC has successfully delivered over ten active projects for companies from different sectors such as e-commerce, education, insurance, energy, blockchain payment system and gaming industry. Essentially, with a solid history in developing IoT, they work through the entire development process: from planning and consulting right down to visual and technical design, development, deployment and ongoing monitoring and upgrades.
They have also partnered with Refrigeration Electrical Engineering Corporation (REE) the leading energy corporation in Vietnam who specialize in renewable energy investment. Nevertheless, as REE works towards its strategic goal of becoming a major leader in renewable energy investment across Southeast Asia, BlueOC supplied IoT solutions that helped improve the operations of REE.
As a leading provider of IoT app development services in Japan and beyond, BlueOC aims to provide the topmost quality and innovation to bring the best of IoT apps to the table.

Founded in 2010, Tntra provides global insight in the software engineering field with an aim to fulfill the needs of an array of globally based clients in Japan. Tntra is also present in major geographical regions like the US, EU, India, Singapore and Japan, and provides localized and customized solutions which improve operational efficiency in multiple sectors.
In 2023, Tntra expandedits operations in Japan to enable the company to better serve local partners with advanced technology and software engineering services. The ultimate goal of this strategic move is to support Japanese enterprises in their digital transformation, and specifically in the use of IoT technologies for their business.
Tntra’s IoT development services cover a full project cycle, including planning and consulting, design, development, deployment and monitoring.
Tntra’s dedication to delivering innovative and secure IoT solutions positions it among the top Japan IoT app development companies.

The Cardano blockchain was established in 2017 and EMURGO, a global blockchain technology company, is one of the founding entities of the blockchain. EMURGO is headquartered in Singapore and has also expanded its operations to Japan, India and Africa in its role as a company focused on accelerating the commercial adoption of blockchain technology and asset tokenization.
Active support by EMURGO in Japan is the adoption of a decentralized autonomous organization (DAO). Besides the real-world asset tokenization and distributed blockchain governance, the company has also participated in the local workshops. All of this thematically fits with the legislative reforms in Japan that allow DAOs to exist, and to raise capital through NFTs.
One of the investments that EMURGO participates in is a strategic partnership with NMKR, a provider of NFT and tokenization services on Cardano. The collaboration seeks to make it easier to bring Cardano to the commercial adoption of its platform by using NMKR’s platform for real-world asset tokenization and NFT issuance.
Through EMMURGO’s dedication to driving blockchain technology and its various strategic plans, the company can be seen as a leading player within the blockchain industry, and more specifically within the Japanese digital landscape.

The company Star located in Shibuya City, Tokyo, Japan is a renowned global technology consultancy priding itself on its IoT development services. The company focuses on providing custom software and mobile applications to various industries.
Notably, Star has collaborated with over 35 leading OEMs, Tier 1 suppliers and mobility startups. Among their work is developing fleet management applications and globally deployed IoT mobility service platforms.
Their partnership with Uhuru which is a Japanese company specialized on IoT innovation is certainly one of the projects to name. Star provided consulting to Uhuru in facilitating clients with IoT services ranging from business strategy development to technological service.
Star’s dedication to delivering innovative and high-quality IoT solutions positions it among the top Japan IoT app development companies.

Headquartered in Tokyo, Japan, DS Solution is an established IT services company which aims to create customer success through Digital Transformation via cutting edge technologies. The company has more than 15 years of history in the industry and offers a full range of services for IoT application development, cloud, and software engineering.
In DS Solution, engineering resources of both Japan and Vietnam are leveraged and end to end services from system construction to operation are offered. By using this approach, project execution and seamless integration are guaranteed.
DS Solution’s dedication to innovation and quality positions it among the top Japan IoT app development companies.

Established in 2022, DataSoft NEXT Japan is a branch of DataSoft Systems Bangladesh Limited, a pioneer IT firm of Bangladesh. The company is located in Chiyoda-ku, Tokyo and it delivers advanced IT enabled services for customers through IoT application development.
DataSoft NEXT Japan employs know-how on things like Artificial Intelligence (AI), Augmented and Virtual Reality (AR/VR), Machine Learning, whose capabilities are utilized to fulfill client needs from many industries. They have projects in sectors like FinTech, healthcare, automated infrastructure which shows their versatility and adaptability to innovation.
One notable achievement includes their effort to create 10,000 smart homes in Tokyo on the basis of next generation IoT solutions. This project shines light on their ability to develop large scale IoT applications to augment life in the urban areas using technology.
DataSoft NEXT Japan’s dedication to delivering innovative and high-quality IoT solutions positions it among the top Japan IoT app development companies.

VMO Japan was founded in 2012 as the Japanese subsidiary of Vietnam’s VMO Holdings – an IT company. The company has over 1,000 employees and over 450 current projects, and provides such services as software development, mobile applications development, website and network services and outsourcing.
In the IoT sector, VMO Japan offers broad solutions for enterprises in order to be ready for a more and more device driven world. In addition, they are IoT development experts, specializing in consulting, engineering, device integration and application development.
Extensive Industry Experience: Over a decade of experience in IT services, delivering more than 450 projects globally.
The firm’s dedication to delivering innovative and high-quality IoT solutions positions it among the top Japan IoT app development companies.
In summary, the landscape of Japan IoT app development companies is evolving rapidly, driven by significant advancements in technology and increasing market demand. As of 2025, the Internet of Things (IoT) market in Japan is projected to reach $30.26 billion, reflecting the country’s commitment to integrating IoT solutions across various sectors.