Communication Services Product List and Ranking from 24 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Dec 24, 2025～Jan 20, 2026
This ranking is based on the number of page views on our site.

Communication Services Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Dec 24, 2025～Jan 20, 2026
This ranking is based on the number of page views on our site.

  1. 光アルファクス Osaka//Trading company/Wholesale
  2. ＭＩ 東京本社、福岡支店 Tokyo//Information and Communications
  3. 日本テレメッセージ Fukuoka//Information and Communications
  4. STJグループ（株式会社サンテレコムジャパン、株式会社STJレンテック） Tokyo//Trading company/Wholesale
  5. 5 日本通信 Tokyo//Information and Communications
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Communication Services Product ranking

Last Updated： Aggregation Period:Dec 24, 2025～Jan 20, 2026
This ranking is based on the number of page views on our site.

  1. Reduce communication costs and operational burdens with corporate SIMs, providing a flexible communication environment. 光アルファクス
  2. MI IoT Platform ＭＩ 東京本社、福岡支店
  3. That's important Wi-Fi for Biz. 日本テレメッセージ
  4. [Column] What is au Starlink Direct? STJグループ（株式会社サンテレコムジャパン、株式会社STJレンテック）
  5. 4 Closed-domain SIM communication service 日本通信

Communication Services Product List

1～15 item / All 25 items

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[Column] What is au Starlink Direct?

[Column] What is au Starlink Direct?

A future where you can connect anytime, anywhere. A clear explanation of the basic mechanisms of satellite communication and how to use it with compatible devices.

On April 10, 2025, KDDI launched the "au Starlink Direct" communication service, which allows smartphones to connect directly to satellites, through collaboration with SpaceX. As a result, in areas where the sky is visible, it will be possible to exchange messages even in mountainous regions, remote islands, and disaster sites where communication has previously been difficult or temporarily unavailable. In this column, we will delve into the details of "au Starlink Direct," focusing on the basic mechanisms of satellite communication, how to use it on compatible devices, and the setup procedures, all explained in an easy-to-understand manner. *For more detailed information, please refer to the related links. For further inquiries, feel free to download the PDF or contact us.

  • Mobile phones and smartphones

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DNP Secure Communication Service

DNP Secure Communication Service

Easy - You can start safe telework right now!

This service is a cloud service that enables secure internet communication on devices such as PCs and smartphones. By simply installing a dedicated app, you can achieve safe telework easily, in a short period, and at a low cost, without changing the settings of your existing network. 【Features】 ■ Comprehensive security measures In addition to ID/password, we block unauthorized access through multi-factor authentication using electronic certificates and communication using virtual IP addresses. ■ Easy and quick implementation You can start using it in about 5 days by simply installing the dedicated software, as connection settings and other configurations are provided by the cloud server. ■ Available at a low cost It is available for 1,000 yen per month per account (with an initial setup fee of 300,000 yen). * A trial environment for effectiveness measurement is also available.

  • Other Software

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IP radio intercom business communication service

IP radio intercom business communication service

We will contribute to solving issues such as the "2024 problem" in logistics.

Users from different companies or organizations with separate contracts can create groups. This service allows for individual and group calls among users belonging to the same group, as well as dynamic management that enables location information sharing. Feature 1: High confidentiality individual and group calls are possible between companies and organizations with different contracts. Feature 2: It is possible to change the affiliated group from the radio unit or IP microphone. Feature 3: The service allows for dynamic management using location information services and sharing images.

  • Radios, walkie-talkies, and intercoms

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SIM『Starcom mobile』

SIM『Starcom mobile』

Ideal for image transmission, surveillance cameras, and M2M/IoT devices!

"Starcom mobile" is a dedicated upload-only SIM optimized for video transmission, surveillance cameras, and M2M/IoT devices, specializing in uplink LTE connections. With a capacity of 50GB per SIM, you can use it without worrying about overage fees or bandwidth limitations. Additionally, since it uses LTE connections, no line installation is required, making it ideal for temporary buildings and construction sites. 【Features】 ■ Generous 50GB capacity ■ Attractive pricing ■ Multi-carrier packet rollover ■ Top-class stability ■ Fixed IP option *For more details, please refer to the catalog or feel free to contact us.

  • IoT

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Global IoT Communication Service "WING"

Global IoT Communication Service "WING"

Achieve cost-minimum communication! Covering one country with multiple carriers to reduce the risk of being out of service.

"WING" is our data communication and SMS service offered in 198 countries and regions. We provide communication across various countries through a single point of contact, eliminating the need for customers to deal with contracts in each country, and allowing for low-cost offerings starting from a single line. Additionally, by enabling internet access from devices through the nearest AP without routing through Japan, we significantly reduce communication costs and achieve minimal cost communication. 【Features】 ■ Low-cost single point of contact ■ Local breakout ■ Integrated management ■ Global coverage *For more details, please refer to the related links or feel free to contact us.

  • Other PCs and OA equipment

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Sigfox solution

Sigfox solution

Introducing services that use Sigfox solutions!

We would like to introduce our services using the Sigfox solution. "Ref PaC" is a life confirmation service that detects the opening and closing of a refrigerator door without making the elderly aware of it, and notifies relatives or caregivers. Additionally, we offer a "Bus Trace System" that uses Sigfox to trace the location of irregular buses, such as temporary buses. 【Ref PaC Features】 ■ Easy to start ■ Reduces anxiety for relatives and caregivers ■ Affordable price ■ Long-term operation *For more details, please visit the external link page or feel free to contact us.

  • Company：Roots
  • Price：Other
  • others

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Corporate Communication Services

Corporate Communication Services

One-stop support from IT equipment to communication environment!

We offer communication service proposals exclusively for corporate clients. Focusing on au's communication services, we provide comprehensive solutions from construction to installation and support for your entire office. Please feel free to contact us if you have any requests. 【Service Flow】 1. Visit 2. Hearing and Consulting 3. Proposal 4. Quotation 5. Implementation 6. Aftercare *For more details, please download the PDF or feel free to contact us.

  • Mobile phones and smartphones
  • Other PCs and OA equipment

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Communication services

Communication services

Leave all your business phones, multifunction devices, and network communications to us!

We provide various communication-related services within our company. We offer business phones at very competitive prices, both new and used, as well as multifunction printers that can help achieve cost reductions. We also address any concerns related to networks and LAN. Please feel free to contact us with your requests. 【Service Details】 ■ Business Phones: We resolve all questions and concerns regarding telephone lines and optical lines. ■ Multifunction Printers: We recommend suitable models based on your usage situation. ■ LAN: We address any issues related to networks and LAN. *For more details, please download the PDF or contact us.

  • Information and communication equipment and infrastructure
  • Multifunction printer
  • Mobile phones and smartphones

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Global IoT Communication Service 1NCE

Global IoT Communication Service 1NCE

Service areas in over 160 countries! Communication (SIM) services available at a global one price.

"1NCE" is a low-capacity IoT line (SIM) service provider that has established a one-time payment model in Europe. We provide line services and management platforms for low-capacity IoT. Our goal is to facilitate easy IoT adoption for our customers by reducing IoT implementation costs. Additionally, our services can be widely utilized in the "low-capacity" segment. Please feel free to contact us if you have any inquiries. 【Features】 ■ Low price and convenience with a one-time payment of 2,000 yen for 10 years ■ Service available in over 160 countries! Can be used at a global one-price rate *For more details, please refer to the PDF document or feel free to contact us.

  • IoT

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Internet communication service

Internet communication service

Support that enables safe and secure internet use! Resolving customer inquiries and issues.

Our company has been supporting the internet environment for many years as a community-based internet service provider. Our specialized staff, equipped with a wide range of technologies and infrastructure, continuously strive to keep up with and master new trends while working daily on network/server operations, system construction, and website production. Additionally, we also plan, develop, and provide ICT utilization services. 【Features】 ■ Extensive experience in developing and operating our own services ■ Strong support capabilities that ensure safe and secure internet usage ■ Broad technical expertise that encompasses infrastructure technologies and beyond ■ Collaboration with Synapse partners ■ Collaboration with local engineers *For more details, please download the PDF or feel free to contact us.

  • others

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Fiber optic line/communication service

Fiber optic line/communication service

Visualization of communication costs and trouble response with just one phone call! Ready-to-use Wi-Fi service available as well.

We would like to introduce the "fiber optic lines/various communication services" that we offer. "Tomizawa Fiber," characterized by high speed and stable high quality, is a fiber optic connection service that consolidates billing and customer service. We can handle not only communication lines but also telephone and internet installation. In addition, we also provide the reliable and safe provider service "Tomizawa ISP" and the easy Wi-Fi service "Rakuraku Wi-Fi 365" with 365-day support. 【Services Offered (Partial)】 ■ Tomizawa Fiber ■ Tomizawa ISP ■ Wireless LAN ■ Website establishment/creation ■ Video (TV viewing) service *For more details, please refer to the PDF document or feel free to contact us.

  • others

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Ship Internet Communication Service NetBreeze 4ll

Ship Internet Communication Service NetBreeze 4ll

A comfortable internet environment even at sea.

NetBreeze 4ll is an internet communication device for ships. It supports the establishment and improvement of a comfortable internet environment for crew members working on large vessels such as tankers and cargo ships. 【Features】 ■ Simple equipment configuration with no need for large-scale construction ■ Flat-rate data communication service with no communication limits (except during network congestion / high-volume communication) ■ Provides a communication environment utilizing the NTT Docomo network ■ Equipment compliant with labor environment improvement ship standards

  • others

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AINIX MOBILE mobile communication service 200kbps flat rate

AINIX MOBILE mobile communication service 200kbps flat rate

A fixed-rate low-cost mobile communication service ideal for corporate use.

This is a mobile high-speed data communication service using NTT Docomo's FOMA network. It is designed for companies that do not handle large amounts of data such as images and documents, limiting the maximum communication speed to 200 Kbps and setting the communication fee to an inexpensive flat rate. AINIX provides a total solution for corporate mobile systems, including business mobile terminals such as barcodes, RFID, GPS, communication middleware, and business systems.

  • Construction machinery leasing and rental
  • Other Management Services
  • Sales promotion and sales support software

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MI IoT Platform

MI IoT Platform

We offer a one-stop service! We have a wide variety of options suitable for your purposes and needs.

Our company provides data communication/cloud services in a one-stop manner. Starting with our "Data Communication Service," which offers low-cost SIMs for IoT/M2M, we also have "Cloud Services" that streamline operations. We offer a wide variety of data communication services specifically tailored for IoT/M2M, suitable for various purposes and applications. 【Features】 ■ Data Communication Service - Low-cost SIMs for IoT/M2M - Plans tailored to data volume and usage ■ Private Connection - High-quality, reliable VPN services at low prices - Establishing a secure and stable data communication environment *For more details, please refer to the PDF document or feel free to contact us.

  • Other Software
  • IT Control and Services

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