CPI Review 2025. Is cpi.ad.jp good web hosting in Japan?
0 user reviews; 0 testimonials; 5 products, 0 promotions, 3 social accounts; 37,243 hosted domains, Alexa #179407; 📆 listed 2015 (#23144)
📄 Overview
(*) 🔧 Services: Web HostingDomain RegistrationTelecom⇔ Redirected domains: cloudcore.jp cloudcore.jp
📜 About CPI
CPI (Corporate Hosting Solutions) – High-Reliability Web Hosting for Businesses in JapanSince its inception in 1997, CPI has maintained a strong reputation for delivering reliable, high-performance hosting services. With a focus on corporate users—including web development companies, government agencies, and foreign-affiliated companies—CPI has established itself as a trusted provider, benefiting from over 95% corporate usage.
Part of the KDDI Group, CPI leverages its infrastructure to offer exceptional stability and peace of mind to its clients. This ensures seamless website operation and email management, backed by high-capacity network connections and 24/7 monitoring.
Key Features and Services
1. Reliable Hosting Infrastructure
CPI’s hosting services are built on KDDI Group’s proven network, delivering high-capacity connections and the reliability required for business-critical operations:
High-Speed, High-Capacity Networks – Ensures fast, uninterrupted services.
Advanced Data Center Operations – Using Level 3 data centers (99.98% reliability), CPI emphasizes stable power supplies, air conditioning/cooling, and earthquake/fire protection.
Continuous Monitoring – 24/7 operation and network status checks ensure seamless performance.
2. Power, Security, and Disaster Prevention
CPI’s data centers are equipped with advanced disaster prevention measures:
Independent Power Supply – Two separate sources ensure continuous power even during outages.
Fire Protection – Non-flammable gas fire extinguishing systems to minimize damage.
Earthquake Resistance – Designed to withstand natural disasters and ensure business continuity.
Strong Security – With IC card and biometric authentication at entrances.
3. Backup & Recovery Services
CPI ensures that customers’ data is always protected, offering automatic backup and disaster recovery solutions:
Automatic Daily Backups – 30 generations of backups, including during file releases.
Free Backup Options – For dedicated servers, backup services for web, database, and email areas are provided without capacity limits.
Restoration at Your Fingertips – Easily restore from backups in case of emergency, keeping operations smooth.
4. Comprehensive Security Measures
CPI offers an array of security solutions designed to protect websites and email systems:
WAF (Web Application Firewall) – Defends against external attacks.
Web Tampering Detection – Alerts users to unauthorized modifications.
SSL Server Certificates – Free CPI SSL certificates included for secure websites.
Dedicated Firewalls – For managed dedicated servers and root access servers, users can configure additional protection.
Intrusion Detection Systems (IDS/ADS) – Further security for sensitive operations.
5. Business-Centric Hosting Plans
CPI offers tailored hosting plans that cater to businesses, with features like unlimited data transfer and a secure email environment:
Business Standard Plan – Ideal for small and medium businesses, with robust features including automatic backups, database support (MySQL), and a test environment for safe publishing.
CMS Support – Easily install WordPress and EC-CUBE for website development.
PHP Support – Support for PHP 8.0/8.1, and upgrade options from PHP 7.4.
Full Redundancy – Separate structures for web, email, and backup systems ensure operational stability.
6. Dedicated 24/7 Support
CPI offers dedicated 24/7 customer support, ensuring that businesses get prompt assistance at any time:
Support for Web, Database, and Email Migration – CPI handles data transfers and migrations efficiently.
Night-Time Troubleshooting – Available for a nominal fee, ensuring that customers have help at all hours.
Experienced Staff – Responsive and knowledgeable support team available to address both pre-sale and post-sale inquiries.
Why Choose CPI?
CPI’s hosting services stand out for their reliability, security, and enterprise-grade infrastructure. Whether you are running a corporate website, managing email systems, or need disaster recovery solutions, CPI provides all the necessary features to ensure stable, secure, and uninterrupted service.
Benefits at a Glance:
99.98% uptime with KDDI-backed infrastructure.
Automatic backups with restoration options.
Comprehensive security features including WAF and SSL certificates.
Flexible, business-specific plans with easy-to-use management tools.
24/7 support with dedicated professionals ready to assist you.
With CPI’s business-grade hosting solutions, you can focus on growing your business while leaving the technical details to the experts.
📢 Special pages

Website research for CPI on by WebHostingTop / whtop.com
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Plans📤 CPI Website Products
🔧 Shared - 💻 Linux | Keep mouse over features! | 💰Price | 💿 Disk space | 📶 Transfer | 📆 Updated | 🆓 Free domain / 🔌 Allowed |
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SV-Basic | features💳 Payment Methods : Credit / Debit / Prepaid Cards ✍️ Support Options : Email, Help Desk, Phone / Toll-Free 🔌 Hosted domains : Unlimited 🆓 Free domains : 0 📌 Dedicated IPs : 0 ![]() 12 months (one-time payment) 45,600 yen (excluding tax) [10 days free] 6 months (one-time payment) 24,600 yen (excluding tax) [10 days free] 3 months (one-time payment) 13,200 yen (excluding tax) [10 days free] 🔗 Plan URL : https://order.cpi.ad.jp/shared/plan | JPY 45,600.00 VAT exc | unlimited | unmetered | 0 / unlimited | |
🔧 Dedicated - 💻 Linux | Keep mouse over features! | 💰Price | 💿 Disk space | 📶 Transfer | 📆 Updated | 🔋 RAM / 📌 Dedicated IPs |
CHM-11Z | features💳 Payment Methods : Credit / Debit / Prepaid Cards 🔧 Category : Fully Managed ✍️ Support Options : Email, Help Desk, Phone / Toll-Free 🔋 RAM : 16000 MB 💪 CPU : Intel Xeon 6 cores 🔌 Hosted domains : Unlimited 🆓 Free domains : 0 📌 Dedicated IPs : 0 ![]() We offer three plans that meet all needs, [...] 🔗 Plan URL : https://www.cpi.ad.jp/managed/ | JPY 27,000.00/yr. VAT exc | 240 GB SSD | unmetered | 16 GB / 0 | |
CHM-12Z | features💳 Payment Methods : Credit / Debit / Prepaid Cards 🔧 Category : Fully Managed ✍️ Support Options : Email, Help Desk, Phone / Toll-Free 🔋 RAM : 16000 MB 💪 CPU : Intel Xeon 8 cores 🔌 Hosted domains : Unlimited 🆓 Free domains : 0 📌 Dedicated IPs : 0 ![]() 🔗 Plan URL : https://www.cpi.ad.jp/managed/ | JPY 37,000.00/yr. VAT exc | 480 GB SSD | unmetered | 16 GB / 0 | |
CHM-13Z | features💳 Payment Methods : Credit / Debit / Prepaid Cards 🔧 Category : Fully Managed ✍️ Support Options : Email, Help Desk, Phone / Toll-Free 🔋 RAM : 32000 MB 💪 CPU : Intel Xeon 16 cores 🔌 Hosted domains : Unlimited 🆓 Free domains : 0 📌 Dedicated IPs : 0 ![]() 🔗 Plan URL : https://www.cpi.ad.jp/managed/ | JPY 57,000.00/yr. VAT exc | 480 GB SSD | unmetered | 32 GB / 0 | |
🔧 Domains | Keep mouse over features! | 💰Price | 📆 Updated | |||
.com | features💳 Payment Methods : Credit / Debit / Prepaid Cards ✍️ Support Options : Email, Help Desk, Phone / Toll-Free ![]() 🔗 Plan URL : https://www.cpi.ad.jp/domain/ | JPY 6,000.00/yr. VAT exc |
Contact information is managed by cpi.ad.jp representatives info@c..., support@c... [login]
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📊 Web stats
💁 Owner: | KDDI Web Communications inc. |
⚑ Targeting: | Japan |
📁 Statistics | |
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🔗 Links to the site: | 484 |
📂 Details for https://www.cpi.ad.jp/ | |
📥 Website DNS: | ns6.cpi.ad.jp => 122.200.253.233 ( Tokyo ) / KDDI Web Communications Inc. - kddi-webcommunications.co.jp ns7.cpi.ad.jp => 122.200.212.133 ( Tokyo ) / KDDI Web Communications Inc. - kddi-webcommunications.co.jp ns2.cpi.ad.jp => 122.200.253.231 ( Tokyo ) / KDDI Web Communications Inc. - kddi-webcommunications.co.jp ns5.cpi.ad.jp => 122.200.212.132 ( Tokyo ) / KDDI Web Communications Inc. - kddi-webcommunications.co.jp ns1.cpi.ad.jp => 122.200.212.130 ( Tokyo ) / KDDI Web Communications Inc. - kddi-webcommunications.co.jp ns0.cpi.ad.jp => 122.200.253.230 ( Tokyo ) / KDDI Web Communications Inc. - kddi-webcommunications.co.jp ns3.cpi.ad.jp => 122.200.212.131 ( Tokyo ) / KDDI Web Communications Inc. - kddi-webcommunications.co.jp ns4.cpi.ad.jp => 122.200.253.232 ( Tokyo ) / KDDI Web Communications Inc. - kddi-webcommunications.co.jp MX::dm02.kddi-web.com => 182.248.154.115 ( Tokyo ) / KDDI Corporation - kddi.com MX::dm01.kddi-web.com => 182.248.154.114 ( Tokyo ) / KDDI Corporation - kddi.com |
🔨 Server Software: | Apache |
📌 Website IP: | 110.50.222.18 |
📍 IP localization: | Japan, Tokyo, Tokyo - see top providers in Nippon |
🔗 ISP Name, URL: | KDDI Web Communications Inc., kddi-webcommunications.co.jp |
Facebook Shared Count: | 1,380 |
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📋 CPI News / Press release
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📣 CPI Social Networks
https://twitter.com/cpiadjp
Account started from November, 2009, having already 1726 tweets with 2001 followers and 2162 friends. Last activity on .
Account started from November, 2009, having already 1726 tweets with 2001 followers and 2162 friends. Last activity on .

Language ja
https://www.facebook.com/cpiadjp/
レンタルサーバーCPI account is having many likes, talking about them several people. Last activity on .
レンタルサーバーCPI account is having many likes, talking about them several people. Last activity on .

Language ja
No official account on Linkedin yet
CPI Blog Using GatsbyJS. Blog added on July, 2016, with total 183 articles, Language ja. Latest post on
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