Best Business VoIP Providers in Japan - Page 6
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Compare the Top Business VoIP Providers in Japan as of November 2025 - Page 6
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Abbax Hosted VoIP
Abbax
Abbax Hosted VoIP provides high performance cloud solutions built to empower businesses small, medium and large. We offer managed solutions tailored to your business. Our technical engineers become your technical engineers – constantly monitoring and taking care of your services to ensure that you are 100% satisfied. On average businesses that switch their communications to Abbax Hosted VoIP save between 15% – 60%. Our market focus spans a vast range of cloud based projects – each one demanding unique, client-focused solutions. Our innovative cloud solutions will keep your business thriving. Do more for much less! Need help? We are here to help 24/7 with any questions or concerns you may have. -
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RevenueWell
RevenueWell
Say goodbye to phone tag and unscheduled treatment plans. Say hello to confirmed appointments, engaged patients and productive days. See how easy it can be with RevenueWell’s all-in-one patient communication and marketing platform. RevenueWell Phone is a cloud-based VoIP system that centralizes all your communication channels, phone, text, email, fax, and ties them to your existing practice number. Save time and improve patient relationships with a phone system that’s easy to set up, use, and manage from anywhere. Put RevenueWell to work and you’ll immediately have the tools you need to simplify and supercharge your patient communication, marketing and engagement. You’ll save hours each day to focus on more productive tasks. Skip the phone tag and time-consuming marketing and communications tasks. We make it incredibly easy to automate and simplify things like scheduling, confirming appointments, answering account-related questions, sending postcards, and processing payments. -
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Vodia PBX
Vodia Networks
Vodia Networks offers a SIP PBX platform that runs smoothly across cloud, on-premise, and hybrid setups. Our PBX supports a broad range of devices, including SIP phones, softphones, and WebRTC clients, to help businesses communicate flexibly across locations. Our Session Border Controller (SBC) has been certified by Microsoft for Microsoft Teams, and our PBX features AI-powered real-time call transcription using OpenAI’s Whisper technology. Vodia supports easy deployment through prepaid cloud PBX instances and traditional installations across various environments. Our phone system integrates with some of the world’s best business software, including ActiveCampaign, CallSmart, Cliniko, HighLevel, Microsoft Dynamics 365, monday.com, Shiji PMS, UPilot, and other industry-standard business communications platforms, so our customers can deploy cutting-edge business tools alongside our best-in-class, feature-rich cloud phone system. -
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CaberTel
CaberTel
Reduce your phone bill by up to 60%. Unlimited USA/CAN calls. 30+ features, plus work from home. Amazing dedicated customer support. Keep your existing numbers. Limited FREE IP phone deal. A dedicated, responsive account manager that you have direct contact with, via phone and email, to help you make any phone system changes or to answer any questions. No contracts, no risk, month to month service. Keep more of your hard earned cash with typical 60% reductions in your phone bill. If you find a better deal we will try to beat it! Over 30+ features included in the one monthly service fee, such as auto-attendant, unlimited calling, music-on-hold, voicemail-to-email, ring groups, and more. Simply plug in the pre-programmed IP phones we deliver to your doorstep and start making calls within minutes. We set up your call routing based on your needs. A phone system designed to be reliable and secure from the ground up.Starting Price: $14.99 per user per month -
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Broadvoice simplifies communications for small and medium businesses (SMBs) by combining powerful cloud PBX, UC and collaboration features with virtual call center in one award-winning Unified Communications as a Service (UCaaS) platform that delivers enterprise-class features at affordable rates. The platform is connected to Broadvoice’s secure, redundant network and hosting infrastructure, enabling SMBs to connect with customers securely anytime, anywhere and with any device. Broadvoice is ranked in the Deloitte Technology Fast 500 and Inc. 500 Fastest Growing Private Companies in America.Starting Price: $10/month
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MiVoice Business
Mitel Networks
The on-premise business phone system that has everything your organization needs to deliver great customer experiences. MiVoice Business is at the heart of Mitel’s leading on-site communication solution (comprising of MiVoice Business, MiCollab, MiTeam Meetings & MiContact Center Business), enabling your organizations employees to instantly benefit from unified, scalable and mobile communications. It’s everything your business needs to take its communications to the next level—through mobility, team collaboration, video conferencing and exceptional customer experience delivery. MiVoice Business is designed to meet the needs of businesses from 5 to 130,000 users, in a single site or a multi-site network that spans the globe. Software running on Mitel Collaboration Service Appliances can be installed on industry-standard x-86 servers in a virtualized environment, which eliminates the need to support multiple appliances, especially for customers who choose a centralized UC deployment. -
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Slingshot
dgNetrix Communications
We are a comprehensive Business Phone solutions provider with a presence in North America, that prides itself in providing Small and Medium-sized businesses in Canada and in the U.S with the Best-In-Class VoIP phone system that is reliable, secure and backed by friendly and knowledgeable customer support specialists. We pride ourselves as among the few business VoIP phone solution providers in North America that host their clients data on geo-redundant U.S and Canadian data centers, secured with enterprise-level security systems for maximum security and reliability.Starting Price: $9 per month -
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Eclipse CMS4
Datatrack
See a quick return on investment through cost savings, improved operational efficiencies and better customer service. Our Call Management System (CMS4) provides organizations with the ability to take control of their telephony costs with detailed analytics on performance. Whether you have a small system or a large clustered worldwide network, CMS4 will provide you with the information you need and in the format you require. CMS4 is provisioned either as an On-Prem, Cloud or a complete hosted managed service solution. Whether you have a small system or a large clustered worldwide network, CMS4 will provide you with the information you need in the format you require. You can use CMS4 to measure the traffic at each gateway or trunk group and produce grade of service reports that will clearly show you if your capacity matches your demand. This information can be used to ensure that your system is running efficiently to meet current demand and forecast future requirements. -
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NetFortris Comm-unity
NetFortris
Unify Your Communications! Call, chat, text, fax, conference, collaborate and more - all in one platform! NetFortris Comm-unity unifies all your communication — voice, video, messaging, collaboration, conferencing, meetings and call center — on one platform that’s easy to use and simple to run. And, we put it in the cloud, so that your team can collaborate from any device, anywhere — office, home or on the go! NetFortris Comm-unity is designed to meet your business communications needs today and tomorrow. Comm-unity scales easily as your business grows, always works when you need it and gives your team the latest functionality at their fingertips. With all communications channels in one place, you can streamline teamwork and improve productivity. Your team can access Comm-unity from any internet-enabled device to work from home or on the go. Comm-unity expands as your business grows – whether you're adding hundreds of users or just one.Starting Price: $19.99/month/user -
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Zentrunk
Plivo
Zentrunk - Cloud based SIP trunking. Global Connectivity, Unlimited Concurrent Calls with Flexible Pay-as-you-go Pricing. Connect your VoIP infrastructure in minutes. We've built and optimized our network infrastructure so that you don't have to. Your calls are terminated through one hop local carriers to give you low Post Dial Delay, guaranteed features such as CLI and DTMF and no out-of-region audio looping. Your calls are terminated through one hop local carriers to give you low Post Dial Delay, guaranteed features such as CLI and DTMF and no out-of-region audio looping. With a redundant infrastructure across multiple geographies and at least 3 local carrier connections across countries, Zentrunk promises a 99.95% uptime. -
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Microsoft Teams Phone
Microsoft
Stay connected with voice and video calling using Teams Phone on your computer, tablet, mobile device, or desk phone. Make and receive voice and video calls directly in Teams. Stay in touch and get more done anywhere. Work smarter with an all-in-one app that brings together calling, chat, meetings, and collaboration. Use built-in, innovative, and AI-powered calling experiences and integrated partner software solutions. Benefit from a wide portfolio of devices for any business need and get flexible financing options. Easily add, monitor, and manage voice and video calling from the Teams admin center. Make the most of your business voice and video calls. Work smarter with an all-in-one app that brings together calling, chat, meetings, and collaboration. Make and receive audio and video calls using the internet with Teams. Stay in touch and get more done, no matter where you are. -
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IQ Telecom
IQ Telecom
IQ Telecom provides perfect software and Solutions for every business and as per the requirements of the companies. The software Solutions and services that IQ Telecom provides like VoIP, IVR, Dialer, SIP Termination, and IP PBX Phone Systems are highly scalable, hosted (virtual), and on-premise and enable our customers to save lots of cost and time and give them a competitive edge in the industry. -
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Impact Telecom
Impact Tech
Deliver the sales, support, and marketing your customers want by using our AI-driven products. Achieving success in today’s hyper-connected world requires a coordinated customer management system that connects every client interaction. Impact CRM brings together all the information your team needs to provide the best customer experience and presents it through a single interface. Using Machine Learning, Impact CRM extracts value from every interaction by analysing it for customer satisfaction. It protects your brand by flagging potential damage caused by poorly-performing team members and reduces compliance issues by highlighting possible infringements. Understand the mood of your customers, avoid compliance issues and protect your brand with ImpacTech. Every business knows the importance of exceptional customer satisfaction. It boosts the bottom line and improves retention. Then there’s the priceless benefit of word-of-mouth marketing that happy customers provide. -
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MiCloud Connect
Mitel Networks
MiCloud Connect is an easy-to-use, all-in-one cloud communications, collaboration and contact center service. By combining an intuitive user experience with Google Cloud’s proven reliability, MiCloud Connect makes every aspect simple and secure. Backed by Google Cloud's industry-leading reliability, security and scalability to deliver uptime and SOC 2 and HIPAA compliance. The modern, intuitive user interface makes it easy for end users and admins to get work done fast with single-click functionality, a seamless experience across devices and real-time management. Clear expectations and timelines ensure a smooth transition, so you can make the switch quickly and confidently. The admin portal makes it easy to add functionality and upgrade permissions in real time. Rich PBX features, advanced call controls and softphone, mobile and IP desk phone options so you can talk and meet from anywhere effortlessly. -
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Haloocom
Haloocom
Haloocom is a leading provider of IP PBX and Contact Center Software in India. We understand that Mobility is the key for future business Communication. Haloocom Products were carefully curated with 3 main benefits for an organizations business communication setup: Productivity, Cost and Efficiency. Haloocom’s Business Cloud Solution offers End to End Managed service for companies. We can set up the entire business phone system in less than 48 hours for extensions ranging from 10 to 10000. Features like Haloocom’s Global Media transcoders & WAF for premium plans ensure Data Encryption. -
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Brightlink Voice
Brightlink
Voice communication is often taken for granted, but it’s the foundation of a successful omnichannel business and communications strategy. A one stop for all things voice, Brightlink Voice provides reliable global connectivity that powers calls for enterprises and communication providers over an industry leading IP-based network. With simplified pricing, our Enterprise Network Services provides you access to all of the key voice communication capabilities in one comprehensive offering. And with our CPaaS APIs, you can also build custom voice integrations into your business applications and processes. In addition to our carrier services, we have a solution designed to help both your enterprise and SMB customers better engage with customers. Brightlink Network Services provides access to key voice communication capabilities in one comprehensive bundled offering. Bundled access to essential voice capabilities. -
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INVAR
INVAR Technologies
INVAR Technologies are a specialist VoIP business telephone systems provider, based in NYC. We serve businesses in the local area from start-ups to larger enterprises. Communication is a crucial part of any business, yet so many businesses are still stuck in the past when it comes to phone systems. Are you one of the many that are still using landlines, or worse, personal cell phones? If you’re ready to take your business communications to the next level, while cutting your phone bill, we’re here to help. Our enterprise-grade VoIP service provides you with high quality and reliable phone services. The system can be configured for all types of businesses, one-man teams or thousands of employees. The VoIP business telephone systems integrate with your existing devices so you don’t invest in any new hardware. But the best part? Our clients save on average, 20-30% on their existing phone bills by upgrading to our VoIP phone system. -
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grptalk
grptalk
grptalk is an audio conferencing app that lets you talk to a group of people from anywhere, and at any time. Entering PINs, delayed joining times, zero member visibility, and call drops! Traditional conference calling has been blighted by these problems for too long. It took a brave idea, solid planning and a team of dynamic individuals to successfully develop a solution that would simplify conference calling, and solve all the problems of traditional conference calling. -
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Modern Dial Tone
Modern Dial Tone
Modern Dial Tone is a trusted source for business telephones. We provide telephone service and telephone equipment that are both reliable and of premium quality. We service everything from a single line in your small businesses to large enterprise or call centers. We believe we have the most simple and easy to understand telephone bill in the industry. We do all of this without locking you into a long-term agreement by not requiring contracts of any type. Modern Dial Tone’s technology deliver of a consistent end user experience over inconsistent networks, supported by an end-to-end SLA that covers both uptime and call quality. MDT is protecting your business using the highest levels of security and compliance policies and procedures – verified by 3rd party security and compliance certifications. Noise Canceling Microphone reduces unwanted background noise and the noise-canceling microphones reduce unwanted background noise and are ideal in crowded and noisy, open office environments. -
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Cebod Telecom
Cebod Telecom
Cebod Telecom is one of the market leaders for affordable business VoIP plans. If you want a quality VoIP system on a budget, Cebod Telecom is the provider for you. They offer a state-of-the-art Pay-Per-Line business telephone model. Revolutionary as businesses will pay per line as opposed to pay-per-user VoIP systems, this service offers businesses access to Cebod Telecom’s already well-regarded quality telephone systems. In addition, the company also offers all-inclusive 50 plus premium IP PBX and dial tone features including music on hold, call forwarding, voicemail, e-Fax, and SMS through their VoIP services. Cebod Telecom offers both metered and unmetered phone plans suited for every type and size of business. High call quality, unlimited user extensions, and unlimited calling within USA and Canada are some of the benefits offered for each phone plan. They also offer free android and IOS phone Apps to manage the phone system and to communicate. -
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Diamond Voice
Diamond Voice
Diamond Voice delivers hosted telephone solutions nationwide. We are privileged to include the top companies in a variety of industries as clients. With extensive knowledge of telecommunications and cloud-based telephony, our Sales Engineers combine the best of customer service with hands-on understanding of system capabilities. We specialize in business class telephone solutions and creative IVR applications for the cloud telephone platform. Innovative and inexpensive hosted telephone solutions provide companies with the reliable communications necessary in today's competitive marketplace. Privately held and family owned, at Diamond Voice, we bring the same loyalty and passion for excellence to your business that we have for ours. Loyalty and reliability are core values. Exceptional technical support is a personal commitment at Diamond Voice. Business and personal activity doesn't stop at 5pm, so 24-hour technical support is provided and no question is too small to ask. -
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UniVoxx
UniVoxx
Your Business. Connected. UCaaS Platform for the Future. Unified Communications as a Service (UCaaS) allows you to communicate across all of your devices, no matter where you are located. Since the UniVoxx Platform is cloud-hosted, if your office loses power, your phones will still remain active. Your business can utilize our mobile phone application to make and receive calls, eliminating the business interruption. Companies can have as little as 1 or as many as 100,000 extensions connected to multiple locations without difficulty. End-to-end encryption of all data so only the users communicating can read the messages. Powered by multiple enterprise-grade data centers. 99.99% uptime, guaranteed! Seamless integrations that allow instantaneous data feeds between multiple applications. This increases business efficiencies and drives quantitative corporate decisions. -
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8x8 Work
8x8
8x8 Work is a unified communications platform designed to connect teams and customers globally through voice, video, messaging, and AI-powered tools. It enhances productivity with features like enterprise-grade PBX, SMS, fax, and intelligent call routing, ensuring reliable communication from anywhere. The platform also supports AI-driven meeting transcriptions, summaries, and noise suppression to streamline collaboration and reduce manual work. With video conferencing, team chat, and file sharing, organizations can foster stronger collaboration and maintain workflow alignment across remote and hybrid teams. 8x8 integrates seamlessly with tools like Microsoft Teams, Google Workspace, Salesforce, and ServiceNow to provide a unified workflow experience. Built with enterprise-level security and compliance certifications such as HIPAA, ISO 27001, GDPR, and SOC 2, 8x8 ensures both scalability and trust for modern businesses. -
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Yeastar K2 IP PBX
Yeastar
Available as hardware and software, Yeastar K2 IP PBX supports 2000 users, 500 concurrent calls and 400 VoIP trunks across locations, providing medium and large enterprises with full flexibility and capability. Engineered for the communications needs of today and tomorrow, Yeastar K2 IP PBX delivers enterprise-level features with exceptional reliability, and enables extraordinary remote working agility with next-level Linkus UC Softphone. -
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BluIP
BluIP
We deliver a cutting-edge and customizable Cloud UC (unified communications) service – built with reliable, carrier-grade network hardware and software manufactured by the best-of-breed firms, such as Cisco, BroadSoft, IBM, and ACME Packet, all deployed as a geo-redundant solution. Our device agnostic call client features tight and seamless integrations with today’s leading productivity tools, such as G-Suite, Office 365, Salesforce, and Zendesk. Along with a slew of calling functions, Dialer automatically presents relevant caller interactions and data — allowing for more personalized and satisfactory calls. BluIP is a Tier1 provider, integrator, and developer of Cloud Communications, Contact Center and customized applications. With a strong development culture and integration capabilities, we ensure that we deliver desired outcomes with white-glove implementation and support to customers with standard or complex requirements. -
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Cloudya
NFON
Cloudya: our best-ever cloud telephone system. Cloudya allows you to break the chains of traditional communications solutions. With one number and one inbox, employees can stay in contact and work more productively wherever they are, and whichever device they’re using. Don’t worry about constant updates anymore. Cloudya comes absolutely maintenance free. Forget the additional costs when you want to upgrade your telephone system. Cloudya delivers all the PBX functionalities you will ever need, from voicemail to call queues. Using virtual conference rooms saves you travel expenses, and faxes come directly to your browser or email. Make calls directly from your pc or laptop, the days of just a desk phone are over. Upgrade to a VoIP and a telephone system that makes you geographically independent. You can use your office number from anywhere - even on your smartphone.Starting Price: €8.90 per month -
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DynaLink
DynaLink Communications
Get a phone system that is advanced, reliable, and ready to use in minutes. Instead of you having a closet full of equipment, the installation and the maintenance overhead, we'll have that all hosted by us. Best of all, it's accessible wherever there is an Internet connection. DynaLink professional engineers will set up your phones and ship them out, you'll just need to plug them into an Internet line and you're all set to go. Go ahead & place your call right out of the box. With DynaLink Hosted Phone System you'll have access to your business phones everywhere, from your Smart phone or tablet to your actual phone, all you need is an Internet connections. DynaLink has cost-effective hosting plans that will make you drop your old PBX system, and of course when you don't have all those messy wires you have much less maintenance expenses. -
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AT&T Business Voice: Reliable service with flexible plans and features that scale with your business. Get the flexibility and features of a Voice over IP (VoIP) service without giving up your existing analog phones. Requires AT&T Internet for Business. Advanced digital phone service with great sound quality and reliability over your AT&T internet connection. Multiple features and capabilities not available on traditional phone service. One monthly bill includes voice, internet, features, and messaging. Manage your features, review your bill, and respond to messages via a highly secure online portal. Reliable, affordable service with regional, nationwide, and international calling plans. Unlimited local and long distance calling with Caller ID, Call Forwarding, and Three-way Calling. Additional features available at no extra charge including Call Waiting, Call Return, Call Block, Hunting, and more.
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Wazo
Wazo
The ultimate hybrid & multi-tenant unified communication enablement solution for communication service providers & operators. Kick start your unified communication business in days, not months. Suite of turn-key apps and integrations designed to improve competitiveness & innovation capabilities of communication service providers and operators chasing the unified communication & VoIP opportunity. Turn-key unified communication solution including value added applications and integrations. Wazo Enterprise Unified Communication includes a suite of client applications (Mobile, Web & Desktop) as well as native integrations. Meet collaborative and productivity use cases while integrating communications at the heart of your customer information system. Manageable through a centralized administration portal, Enterprise Unified Communication is built to help you maximize your ROI. EUC Portal reduces your cost of operation and allows you to focus on your business, not the technology. -
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XO Hosted PBX
Verizon Media
XO Hosted PBX is highly scalable Unified Communications solution that uses cloud technology to deliver integrated high definition (HD) voice and data services, collaboration tools, mobility, contact center functions, along with advanced calling features across all of your business locations. Unlike many other service providers, XO supports the Hosted PBX offering over the Tier 1 XO national network, enabling you to move your PBX functionality into the cloud. With live voice quality monitoring, built-in redundancy and an uptime service guarantee, Hosted PBX from XO has all of the benefits you need to easily and confidently deliver high-quality voice and Unified Communications across the enterprise. Hosted PBX packages all of the telephony and UC features needed by most businesses into one of the most comprehensive UC-as-a-Service offerings in the marketplace.