Best IoT Applications Companies in Japan
The 33 best IoT Applications companies in Japan in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Photosynth.
Ranked: Best IoT Applications companies in Japan
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Photosynth Provider of cloud-based access control systems | $53M | 63 mo ago | Public | Kawase Kodai CEO | 2014 | WordPressMySQLPHP+12 | — | — |
| 2 | AdInte Provider of IoT-enabled customer engagement solutions for retail industries | $46M | 57 mo ago | Series B | Shinji Togawa CEO | 2009 | WordPressMySQLPHP+26 | 13 patents Data analytics platform for marketing insights and location estimation services | — |
| 3 | I-Grid Provider of GX solutions, energy trading, and renewable energy platforms | $21M | 39 mo ago | Series B | Tomokazu Akita CEO | 2004 | WordPressMySQLPHP+21 | 12 patents Quantum circuit design and quantum-classical computing for machine‑learning and optimization. | — |
| 4 | Vegetalia Provider of agricultural IoT solutions and plant disease diagnostic services | $8M | 109 mo ago | Series B | — | 2010 | VideoJSGSAPAmazon Web Services+7 | — | — |
| 5 | Girasol Energy Provider of AI and cloud-based monitoring solutions for photovoltaic plants | $5M | 18 mo ago | Series B | Li Min CEO | 2017 | STUDIOFirebaseNode.js+11 | — | — |
| 6 | IndyGo Provider of IoT based asset tracking and monitoring solutions | $4M | 95 mo ago | Acquired | Kumar Rajesh CEO | 2014 | — | — | — |
| 7 | Desamis IoT-based solution for real-time monitoring of cattle | $4M | 31 mo ago | Series A | Koji Seike CEO & President | 2016 | STUDIOFirebaseNode.js+15 | — | — |
| 8 | Tamecco IOT based personalization solution for retailers | $4M | 130 mo ago | Deadpooled | Koichiro Tsujino Founder & CEO | 2012 | — | — | — |
| 9 | SenSprout Provider of cloud-based soil moisture sensor systems | $1M | 97 mo ago | Series A | Kazuhiro Nishioka Co-Founder | 2015 | WordPressMySQLPHP+15 | — | — |
| 10 | Novars Provider of IoT based business consulting and services | $1M | 121 mo ago | Series A | Okabe Yoshihiro CEO | 2015 | WordPressMySQLPHP+21 | 43 patents Battery management and monitoring systems with wireless communication for portable power devices | — |
Top 11 IoT Applications companies in Japan
#1
Series B · Bunkyo, Tokyo · founded 2017 · 8 employees$4.6Mraised▾
Provider of AI and cloud-based monitoring solutions for photovoltaic plants. It provides a PPLC sensor that collects data from panels and a PPLC gateway that communicates with the PPLC cloud. The PPLC cloud automatically located abnormal behavior using an AI engine.
- Apr 2025Series B$9M
- Mar 2024Series B—
- Aug 2021Series A$4.6M
#2
Series B · Chiyoda City, Tokyo · founded 2004 · 100 employees$21Mraised▾
Provider of GX solutions, energy trading, and renewable energy platforms. They offer solutions to accelerate decarbonization for regions and businesses. The company provides a platform for circulating renewable energy. It also shares information through its original media regarding carbon neutrality.
- Aug 2023Series B$21M
#3
Series A · Koto City, Tokyo · founded 2016 · 8 employees$4.2Mraised▾
IoT-based solution for real-time monitoring of cattle. It comprises of a sensor, also known as U Motion, that records activities such as feeding, drinking, drinking, remorse, movement, lying down, and standing up of the cattle. Its data are sent to the cloud where an analysis algorithm is developed to notify users in real-time of information that leads to abnormalities and diseases such as estrus, and parturition, and more.
- Mar 2024Series A$4.2M
#4
Public · Minato City, Tokyo · founded 2014 · 176 employees$52.6Mraised▾
Provider of cloud-based access control systems. It develops smart access control and management solutions for residential and commercial buildings. Its chief offering is a retrofit lock that fits over the inside thumb-turn lock of the door, which engages the deadbolt, and is held in place with adhesive. Its business offering comes with compatibility for NFC-embedded cards. This version connects to the internet through a unit installed near the door, which allows sharing of keys via social media platforms like LINE, Facebook, or text/email. These locks integrate with the administration portal, which is a web service that grants users various access privileges, as well allows setting up and control locks remotely.
- Jul 2021Series C$15.8M
- Aug 2020Series C$33M
- May 2018Series A—
- Sep 2015Series A$3.8M
#5
Series B · Kyoto, Kyoto · founded 2009 · 123 employees$46Mraised▾
Provider of IoT-enabled customer engagement solutions for retail industries. Its offering includes AI-powered beacons and an analytics platform. It provides online-to-offline marketing solutions to identify consumers, utilises data to entice and advertise on-shop. It also provides in-store analysis, and store visit measurement.
- Jan 2022Series B$25.2M
#6
Series B · Tokyo, Tokyo · founded 2010 · 4 employees$7.8Mraised▾
Provider of agricultural IoT solutions and plant disease diagnostic services. The company offers field servers, water level and temperature monitoring devices, and soil temperature monitoring devices. It also provides field cameras and agricultural data recording services. Additionally, the company delivers plant disease diagnostic services, including diagnosis of clubroot and plant-parasitic nematodes.
- Sep 2017Series B$4.6M
- May 2017Series A—
- Feb 2015Series A$3.2M
#7
Acquired · Fukuoka, Fukuoka · founded 2014$4.4Mraised▾
IndyGo provides IoT-based asset tracking and monitoring solutions. Uses BLE beacons, BLE mesh network, and sensors to monitor and analyze data such as downtime, temperature, humidity & more. Claims that the data detected by sensors can be used to detect faults in advance and to notify when a certain time interval or a set threshold value is exceeded. Also provides solutions to monitor workers on the shop floor. Has use cases in factories, convenience store, brewing equipment, and frozen, refrigerated, constant temperature warehouse, among others.
- Nov 2018Seed$4.4M
#8
Deadpooled · Minato City, Tokyo · founded 2012$3.7Mraised▾
Tamecco has developed IOT based personalization solution for retailers. It uses various geo-spatial technologies inlcuding beacons, wifi and other techlnologies into its SDK that can be integrated in the retailer's app to provide reatime personalization in terms for push messages, coupon delivery etc to shoppers. It also uses machine learning and analytics on app interaction, POS, consumer, location data etc to enrich the personalization delivered to consumers. Started as a app development company, its personalization solution has found traction among restaurant chains in Japan.
- Dec 2015PE$2.7M
- Mar 2014Seed$1M
#9
Series A · Minato City, Tokyo · founded 2015$1.5Mraised▾
Provider of cloud-based soil moisture sensor systems. Its product portfolio includes irrigation control, moisture sensor and greenhouse solution systems. It also offers software for analysis of soil moisture and temperature in a graph and data sharing among cultivation management members. It sends notifications of changes in water content and temperature.
- Sep 2018Series A$1.3M
- Jul 2015Grant (prize money)$150K
#10
Series A · Chiyoda City, Tokyo · founded 2015$1.2Mraised▾
Developer of connected batteries designed to realize digital transformation in all types of businesses. The company offers batteries that can be installed into dry cell-powered products, enabling users to take control of the item using mobile via Bluetooth.
- Sep 2016Series A$1.2M
#11
Series A · Tokyo, Tokyo · founded 2010—raised▾
Sassor is a service that allows small offices and restaurants to manage their electricity consumption easily. Saving electricity is important both environmentally and financially but unless we can measure the consumed electricity individually, the effectiveness of the attempt will always remain questionable. Their service visualizes the energy consumption of each appliance and promoting actions that conserve electricity.
- Dec 2013Series A—
- 2012Series A—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of IoT Applications coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.