Compare the Top Cloud PBX Providers in Japan as of February 2026

What are Cloud PBX Providers in Japan?

Cloud PBX providers, also known as hosted PBX providers, deliver internet-based phone systems that enable businesses to manage communication without the need for traditional on-premise hardware. They offer features like call routing, voicemail, conferencing, and auto-attendants, all accessible via a cloud platform. These services are scalable, allowing companies to adjust the number of users or features as their needs grow. Cloud PBX providers often integrate with other business tools, such as CRMs and collaboration platforms, enhancing efficiency and productivity. By eliminating the maintenance and costs of physical PBX systems, they provide a flexible, cost-effective solution for modern business communication. Compare and read user reviews of the best Cloud PBX providers in Japan currently available using the table below. This list is updated regularly.

  • 1
    Yeastar P-Series PBX System
    The Yeastar P-Series Phone System provides cloud PBX solution, bringing telephony, contact center, and integrations together in one platform for your daily business operations.
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  • 2
    ULTATEL

    ULTATEL

    ULTATEL

    Unleash the power of seamless communication with ULTATEL, the award-winning Cloud PBX system that propels your business beyond limits. With a fully customizable and scalable unified communications platform, you can effortlessly integrate voice, SMS, chat, video, and over 40 advanced features for unparalleled productivity. Experience true transparency with ULTATEL's no-hidden-fees pricing model, setting a new industry standard. Recognized as a Gartner Category Leader and G2 High Performer, ULTATEL empowers your workforce with cutting-edge technology, enabling them to stay connected with customers anytime, anywhere. Ever need assistance? Our Award-Winning Customer Support team delivers a remarkable 94% first-contact resolution rate, with a human ready to take your call or email 24/7/365. With Ultatel, your business is ensured to remain agile, responsive, and always connected beyond limits.
    Starting Price: $14.95 per user per month
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  • 3
    3CX

    3CX

    3CX

    3CX is a software-based, open standards IP PBX that offers complete Unified Communications, out of the box. Suitable for any business size or industry 3CX can accommodate every need; from mobility and status to advanced contact center features and more, at a fraction of the cost. Ideal for companies working remotely, 3CX includes mobile apps, video conferencing and website live chat. Installation, management and maintenance of the PBX is so easy that you can effortlessly manage it yourself, whether on an appliance or server at your premise on Windows, Linux or in the cloud. Alternatively you can choose to have it hosted by 3CX for a completely hassle-free solution.
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    Starting Price: Free for up to 10 users
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  • 4
    Dialpad Connect
    Dialpad’s Cloud PBX combines VoIP calling, intelligent call routing, voicemail transcription, and AI insights into a fully cloud-based phone system that lets teams make and receive calls from any device, anywhere. With advanced features like call routing, voicemail transcription, and AI-powered insights, it replaces traditional PBX systems with a flexible, scalable solution. It’s easy to set up, simple to manage, and scales with your business needs.
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    Starting Price: $15 user/month
  • 5
    PBXware

    PBXware

    Bicom Systems

    PBXware is the world’s first and most mature IP PBX Professional Open Standards Turnkey Telephony Platform. Since 2004, PBXware has deployed flexible, reliable, and scalable Next Generation Communication Systems and VoIP solutions to Small and Medium sized Businesses (SMBs), enterprises, Internet Telephony Service Providers (ITSPs), Call Centers and governments worldwide by combining the most advanced of the latest technologies. Bicom Systems’ softswitch is offered in the Business, Call Center and Multi-Tenant Editions, each supporting specific features maximizing performance, reliability, and expandability.
  • 6
    Insider Telecom

    Insider Telecom

    Insider Telecom

    Get a business phone system without breaking the bank! We help small businesses in the United States get access to big business tools, while keeping prices within reach. In fact, with Insider Telecom, we provide the equipment as long as you need it. Enjoy features like caller ID, call forwarding, conference calling, intercom, auto attendant, and many more! No big upfront purchase for a complete business phone service. That's the Insider Telecom difference. Our support team knows that you probably don't speak "telephone." So they're trained to listen for and understand the root of your specific need - from training and configuration, all the way to fitting you with a different phone system. We want to be sure you're working with the right platform.
    Starting Price: $17.95 per user per month
  • 7
    LINXS Communications

    LINXS Communications

    LINXS Communications

    LINXS Communications offers world class scalability. As your company grows so will your need for additional VoIP services. You let us do all the leg work, so you can focus on your business. With Cloud PBX business VoIP phones from Linxs Communications you can expect to see considerable savings on your phone bill while upgrading your business communications at the same time. LINXS Communications has the capability to allow you to make and receive calls from your mobile phone or a softphone straight from your desktop. Don't let hardware be a barrier to entry. Gigabit phones with high-definition (HD) audio and video gives outstanding clarity over the typical analog phone. 110+ unique feature rich options for you to pick from. We have what your business needs to succeed with plug and play VoIP phones. 24 x 7 x 365 Support located in the United States. Your calls or emails will get a response from the same support team every time.
    Starting Price: $19.95
  • 8
    T-Max Phone Systems
    The Hosted Business Phone System PBX will make any company sound and function like a Fortune 500 company. Your company can have all your calls answered by an auto-attendant allowing for callers to choose departments, extensions, dial by name or many other options. If you are working on the go you can have them automatically transferred to your cell phone. T-Max is fully geo-redundant. In other words, our servers are being hosted in a top-notch data centers throughout the United States. We use multiple carriers ensuring maximum connectivity to the PSTN. T-Max uses high-quality desk phones from Polycom & Yealink, with many different models to pick from to fit your unique environment best. We offer reception consoles, agent phones, wireless phones, and conference room phones. Our Hosted Business Phone System is the best choice for the price on the market today. 1-888-245-3483 Departments Extensions Digital Receptionist Voice Prompts Voice Mail Fax Service and Much More
    Starting Price: $19.99 Mo/Ext
  • 9
    Thirdlane

    Thirdlane

    Thirdlane

    Thirdlane is a scalable UCaaS platform that blends multi-tenant PBX, Contact Center, and collaboration apps into one solution. MSPs, Enterprises, and telecom providers adopt Thirdlane when they want freedom of deployment, deep integrations, and reliable control over their communications stack. Whether your team prefers cloud-hosted services or on-premises deployments, Thirdlane adapts to your strategy. IT departments appreciate the API-first design, while business leaders value the ability to cut costs and avoid lock-in. Core benefits: - Enterprise-grade PBX with calling, video meetings, voicemail, and advanced routing. - Unified Thirdlane Connect apps for chat, video meetings, and file sharing. - Built-in Contact Center - Advanced analytics to improve service and sales. - CRM integration for context-rich customer interactions. - White-label branding across all user touchpoints. - Options for geo-redundancy and high availability.
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    KrispCall

    KrispCall

    KrispCall

    KrispCall helps you manage your personal, business, and corporate telephony requirements all from a single app (Web, Android, iOS). Get international numbers right from the comfort of your home. KrispCall helps you own national, toll-free, local, shortcode, and international numbers (for over 100 countries) in no time. Manage your call logs effortlessly. KrispCall’s unified callbox allows you to handle and monitor your business calls, recorded conversations, texts, and voicemails all from a single window. Earn trust of your international clients by calling them through their local numbers. KrispCall offers international phone numbers for your business at the most affordable price. With our embeddable widget, you are just a click away from your customers. Clients can now call you directly without hassles by simply clicking on the KrispCall’s widget embedded in your website.
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    Starting Price: $15 per user per month
  • 11
    Zoom Phone

    Zoom Phone

    Zoom Communications

    The cloud phone solution, natively built for the Zoom platform. Enterprise-class features with a modern user experience to streamline voice communications. Provision and manage users, monitor call quality and usage data in the Zoom administrator portal. The globally distributed Zoom cloud platform delivers secure HD Voice with enterprise-class reliability and quality of service. Seamlessly make and receive phone calls, share content, participate in video meetings, and send chat messages from Zoom desktop and mobile apps. Easily elevate phone calls to a Zoom Meeting without requiring participants to hang up and dial-in to a separate conference bridge. Native apps for Windows, MacOS, iOS, and Android are designed for ease of use while maximizing voice and video quality of service. An ever-expanding footprint of countries to provide local phone numbers. For customers who wish to streamline global telephony carrier management, porting numbers to Zoom has never been easier.
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    Starting Price: $14.99 per user per month
  • 12
    Zadarma

    Zadarma

    Zadarma

    Powerful Cloud Telephony for Global Businesses Zadarma offers a feature-rich VoIP platform designed for businesses that want flexibility, scalability, and professional communication without high costs. Set up your cloud PBX in minutes, manage international teams, and serve customers worldwide — all from a single interface. Key features: - Virtual phone numbers in 110+ countries - Free cloud PBX with IVR, call routing, and analytics - Integration with CRMs: HubSpot, Zoho, Bitrix24, and more - AI Voice Agent and AI-speech recognition and analytics - Apps for desktop, mobile, and browser-based calling - AI-powered voice agents and call tracking - Full control via web interface and API Ideal for remote teams, support centers, and growing companies looking to modernize their phone systems.
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    Starting Price: $2/month
  • 13
    ConneXio

    ConneXio

    ConneXio

    The simple, smart, efficient & all-in-one UCaaS, Customer Engagement & Workforce Management Platform. ConneXio is The Future of Customer Engagement and Workforce Management Software - AI & Voice Recognition IVRs - Omni-Channel IVRs - Voicemail and Call Menu Builder - VoIP Phones - CRM - UCaaS / CCaaS - Dialer - BPO & Outsourcing Transform your Customer Experience (CX) with ConneXio Cloud's Suite of Business Tools. Create the exact solution you need to engage customers at every step of their journey on their preferred channels – anywhere in the world! Provide a white-glove, VIP service so convenient and proactive, your customers will think you can read minds! Contextual Data, AI & Machine Learning, Flexible Workflows and Seamless Cross-Channel Communications empower your teams to engage people in powerful new ways. Featuring ways to make your job easier; - Real-time Analytics & Reporting - Custom-Tailored - AI & Machine Learning - Industry-Leading VoIP Network
    Starting Price: $29.99
  • 14
    VND PBX

    VND PBX

    VNDSOLUTIONS LIMITED

    Our cloud-based hosted PBX gives you phone numbers so you can grow your business. Connect your SIP device or your current phone to our cloud PBX. Build complex calling dial-plans and enjoy features via our PBX portal. No contract with us and SAVE 70% from your current service provider. Use our business grade Hosted cloud PBX or SIP trunk service, tell us your needs and we will recommend you. Our VoIP solutions are designed specifically for businesses who want hassle free, reliable and extendable solution with no time. You enhance the features of your existing product by using our powerful Telephony API’s. Both Hosted PBX and SIP Trunking support API calls. Our robust & powerful API’s are very easy to integrate. We monitor our support lines 24/7 so give us a call or talk to our support team via live chat on our web (https://vndpbx.com). New Zealand: 0 9 8896552 (Auckland) U.S.A: +1 929 4809552 (New York)
    Starting Price: $11 per month
  • 15
    Vonage Business
    Vonage Business is a leading cloud communications platform for businesses of all sizes and industries. Vonage Business covers all the communication needs of organizations looking to succeed, offering more than 40 business-critical features, mobility, conferencing, and integration with top cloud applications. Trusted by more than 500,000 business users, Vonage is available in a number of plans and packages that fit various business requirements.
    Starting Price: $19.99/month/user
  • 16
    CallHippo

    CallHippo

    CallHippo

    CallHippo is a modern Contact Center Tool that helps you connect with your customers. CallHippo is easy-to-use while offering robust functionality with advanced features, extensive reporting, and seamless integrations to empower sales and service teams to have effective conversations with customers. Providing World-Class support 24*7 and Accessible by desktop and mobile-app, CallHippo is trusted by over 5000 companies worldwide.
    Starting Price: $18.00/month/user
  • 17
    Calilio

    Calilio

    Calilio

    Calilio is a AI powered cloud phone system that simplifies business communication by offering virtual phone numbers in over 100 countries. Launched in 2023, it prioritizes user-friendliness with a simple, intuitive dashboard and application. Calilio's unified callbox allows users to text, call, send voicemails, chat, and share images from a single window, eliminating the need to switch between multiple apps. Standard Plans start at just $15/month (or $12 annually) for features like a web/app dialer, call filters, history, blocking, and forwarding. Premium plan start at $35/month(or $28 annually) and Enterprise plans offer additional features with customizable pricing. Calilio integrates AI-powered call monitoring and evaluation features. Sentiment analysis helps understand customer satisfaction, while call summaries and transcriptions simplify reviewing call details and outcomes.
    Starting Price: $15 Per user/per month
  • 18
    Voyced

    Voyced

    Voyced

    Hosted VoIP solution with a European focus and a local presence in over a 165 countries. As all our solutions are based on Premium Plus we give you the highest possible quality for the lowest price. All carry all types of numbers, from Geographic to National, TollFree and UIFN, Mobile VoIP, Elastic Pool solutions and much more. We also have our own Roaming products (physical and SIM solutions) too.
    Starting Price: $0.25 per user per month
  • 19
    Quo

    Quo

    Quo

    Delightful and powerful business phone for professionals, teams, and companies. Quo (formerly OpenPhone) is the new phone for business. It comes with powerful calling, messaging, and a lightweight CRM. Works great for individuals and teams. It allows you to share a phone number with teammates, like an inbox. Available in the browser, iOS, and Android. Quo seamlessly adds a work phone number to your current devices. Want to be able to talk & text on all your devices? Yep, we've got it. But it doesn't end there. We've reimagined what a phone can do for professionals. Call and message anyone, anywhere in the world. Make cross-border communication easier. Create groups to communicate with multiple people at the same time and keep everyone on the same page. Turn phone numbers into dedicated inboxes and you can have as many as you want in one account. Record a call or set up auto-recording to record every call for you.
    Starting Price: $10 per user per month
  • 20
    8x8

    8x8

    8x8

    A single platform that combines cloud phone, video collaboration, team chat, contact center and analytics. Optimize your organization's total cost of ownership by giving each user the exact features needed for the job. Eliminate organizational silos with full analytics and collaboration between contact center agents and functional area experts. Single administration tool for system setup, with user and data management. Combine call, directory, video conferencing, chat and contact center in a single license. Connect your business around the globe with enterprise-grade reliability and quality in the cloud. Schedule, start or join HD video and audio conferences from any device or room with no friction. Easily access your contacts whether they are colleagues on the same account or an external user. Design better customer experiences with an intelligent, collaborative, and reliable solution.
    Starting Price: $19.99 per month
  • 21
    Yeastar Cloud PBX
    Yeastar Cloud PBX is a fully-featured future-ready phone system ideally suited for SMBs. With Linkus UC Clients, you will gain easy access to enhanced call efficiency and remote working agility across any device at your choice. With 100% hosted deployment, there is no upfront hardware cost and the in-house management overheads are reduced to almost nothing. Together with easy to use and full compatibility features, any migration or upgrade to Yeastar’s hosted solution will be as easy as a breeze. * Please note that Yeastar P-Series PBX System is the new Yeastar Cloud PBX that comes with versatile call center features and unified communications features.
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    Voipfone

    Voipfone

    Voipfone

    Total flexibility, choose pay as you go, mix and match or an all-inclusive fully-featured plan, either way you can have exactly what you need from a modern, cloud-hosted internet phone service. All online, all controlled by you, all instantly available. No site visits, no installation, no maintenance, just plug and go. Voipfone starts for as little as £1 per month, with many clever features thrown in for free. Voipfone provides award-winning, reliable, and inexpensive advanced cloud-based internet phone services specifically designed for small businesses. Anyone can use Voipfone, you could be a brand new start-up simply needing a new phone number, a growing business needing a flexible way of supporting new staff or homeworkers, an established business needing to replace an obsolete office PBX, or switchboard. With Voipfone, you can move your phones to the cloud and have a maintenance-free, cloud-hosted VoIP PBX phone system that can be set up simply, quickly and cheaply.
    Starting Price: $1.38 per month
  • 23
    Yay

    Yay

    Yay.com

    A powerful feature-packed Cloud phone system to help your business thrive. Flexible, scalable and compatible with the devices you already use, Yay.com offers a communication solution that combines a host of of professional features with lightning fast set-up and ease of use. Built from the ground up to support businesses around the world, wherever they're based. Connect teams and collaborate across borders in minutes with a dynamic phone system that lets your teams work the way they want to. Deliver improved caller satisfaction through a range of business features such as CRM integrations, call queuing, IVR call menus and more. Get started with a free trial and discover how our phone system can seamlessly enhance your business and help you reduce your business costs today.
    Starting Price: $6.99 per user per month
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    Ajoxi

    Ajoxi

    Ajoxi

    Ajoxi is a leading provider of wholesale VoIP termination services, dedicated to delivering exceptional connectivity and reliability. Utilizing state-of-the-art equipment and advanced routing technologies, Ajoxi ensures that every call is of the highest quality. Their commitment to excellence is backed by a team of experienced technicians who monitor the network around the clock, 24/7. This proactive approach allows them to swiftly identify and resolve any potential issues, minimizing downtime and ensuring seamless communication for their clients. Whether it's for high-volume call centers or international communication needs, Ajoxi's robust infrastructure is designed to handle the demands of today's fast-paced digital world. Their focus on quality, reliability, and customer satisfaction makes them a trusted partner in the VoIP industry. With Ajoxi, you can expect nothing less than top-tier service and consistent performance that supports your business communication needs.
    Starting Price: $ 3.00
  • 25
    RingRoost

    RingRoost

    RingRoost

    Setup your business communications the way you want, with the industries leading PBX builder. Build and manage robust call systems like you never thought possible. Connect your office, mobile and desktop devices. Take your business to your mobile device with the RingRoost Mobile App, manage contacts, voicemail and more. Don't waste time managing outdated phone servers or complex Asterisk/FreePBX setups. Leverage the RingRoost distributed and reliable topology to ensure high call quality and up to date VoIP technologies. Register your SIP phone or client with RingRoost using our simple drag and drop VoIP phone controls. Setup E911 services by simply entering your address and enabling the E911 service on your SIP/VoIP phone. Search and find any phone number in any area code. Setup custom flow charts for all you phone number or change the voice response based on the inbound number.
    Starting Price: $20.00/month
  • 26
    CloudCall

    CloudCall

    CloudCall

    CloudCall is the only communications software dedicated to businesses who use CRMs. By capturing all calls and communications, and saving them into the CRM contact records, CloudCall helps businesses make more insightful decisions, stay in control of teams working from anywhere, and get more done faster. Let data drive your business Capture data from your communications, surface key insights, and automate key workflows. Saving time, increasing efficiency and profits. Get more control Keep everything in your CRM and see how your teams are doing from anywhere. Boost productivity and profits Make more placements, close more deals, get more done faster, with Click-to-call, Power Dialler and Automated workflows.
    Starting Price: $15/user/month
  • 27
    UniTel Voice

    UniTel Voice

    Unitel Voice

    What is Unitel Voice? Built for business builders, not tech wizards, and backed by outrageously helpful support, Unitel Voice is the work-from-anywhere phone system for startups & entrepreneurs who would rather spend time building their businesses than dealing with overcomplicated tech. Who is Unitel Voice for? Entrepreneurs, bootstrapped startups, and small business owners (i.e., Business Builders) across industries who want a cloud-based phone system priced and designed to grow with their business. Why is Unitel Voice a better fit than its competitors? It’s not complicated: Unitel Voice has the features you need and none you don’t. To get set up, you don’t need any experience, tech skills, or an IT department. It’s backed by outrageous human support: Our support isn’t automated or outsourced. Every plan is backed by our live, USA-based support team, which understands small business challenges. There’s no commitment: Try it risk-free for 30 days!
    Starting Price: $9.99 per month
  • 28
    Nextiva

    Nextiva

    Nextiva

    Nextiva is an AI-powered Unified Customer Experience Management (Unified-CXM) platform that helps businesses acquire, retain, and grow customers through seamless, personalized interactions. It unifies voice, chat, messaging, social, email, video, and reviews into one platform, eliminating silos and improving collaboration across teams. With patented customer journey orchestration, companies gain real-time insights and automate workflows that improve customer retention while lowering costs. Built-in AI and automation simplify self-service, optimize agent productivity, and deliver measurable efficiency. Nextiva’s workforce engagement tools reduce attrition, boost performance, and connect front-line employees with back-office teams. Trusted by thousands of innovative companies worldwide, and recognized as a Strong Performer in Gartner’s 2025 “Voice of the Customer” CCaaS report, Nextiva is redefining how businesses deliver meaningful customer experiences.
    Starting Price: $19.95 per month
  • 29
    PhoneIQ

    PhoneIQ

    PhoneIQ

    PhoneIQ is built from the ground up for companies on Salesforce, delivering the best telephony integration for Salesforce Lightning. A truly unified communications solution that blends HD voice, video and messaging. The only Salesforce CTI that delivers fully integrated voice, SMS, video and messaging across desktop and mobile. Leverage automatic call logging, disposition codes, tags, click to dial, screen pop, auto-dialing, and much more! Dramatically increase agent productivity by creating custom PhoneIQ workflows that streamline Sales and Service processes within Salesforce, like call logging, case & task creation and more. Manage your entire phone system and contact center platform from within Salesforce. With PhoneIQ, everything from system management to call handling and advanced analytics can be instantly accessed through your CRM.
    Starting Price: $25 per user per month
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    Vonix

    Vonix

    Vonix

    Imagine if your customers could seamlessly communicate with your business how they want to. Calling, SMS, messaging, social, and chat all unified in one interface with one goal: simplifying communication. You’ll want to see what we have in store. With Vonix, you’ll be able to call, text, social message and chat using your business profile from one mobile app. You’ll access all your business phone features as if you were in the office, using your business number from your cell phone. Text or message your customers, and transfer whole conversations with the internal collaboration features. Sync conversations into your customer records and keep everyone in the loop. Access business calling features like interactive voice menus, day/night mode, voicemail transcription & more. Improve satisfaction and get faster resolutions by enabling customers to communicate via their preferred method.
    Starting Price: $29.99 per user per month
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