cpi incorporation

What cpi incorporation does

CPI is the operating brand of 株式会社KDDIウェブコミュニケーションズ (KDDI Web Communications Inc.), a wholly-owned subsidiary of KDDI Corporation, providing rental server, email, domain, DNS, and migration services to Japanese small and medium businesses, web production agencies, and select enterprise customers. Founded in 1987 and headquartered in Minato-ku, Tokyo, with a secondary office in Naha, Okinawa, the company employed 215 staff as of March 2025 and operates exclusively in the Japan market. Its core product portfolio is built on a platform-plus-modules model: shared rental servers anchored by the Business Standard plan, a standalone cloud-based email server (KWC Mail) running on KDDI's carrier-grade mail infrastructure, managed dedicated servers (CHM-2Z series), and hybrid dedicated servers with root access (CHP-2S series). Customers layer optional add-ons including SSL certificates, external backup, web tampering detection, CDN, mail capacity expansion up to 1,000GB, Active! mail webmail, Active! gate mail security with DKIM support, 24/365 telephone and email support, DNS server rental, and domain registration/transfer.

The technology backbone combines KDDI-scale mail redundancy, 24/365 human monitoring with dual server operation monitoring at data centers, and a tiered SLA that ties uptime to money-back refunds (5% at 99.99–100% uptime up to 100% refund below 90%). DKIM with 2048-bit encryption, SPF, and DMARC are standard on Business Standard and KWC Mail, addressing Gmail and other strict recipient policies. Business economics are entirely subscription-based, with shared hosting sold on 3-month, 6-month, or 12-month contracts, dedicated servers on monthly or annual billing, and add-on modules on recurring terms; pricing is communicated tax-inclusive for the Japanese market.

Go-to-market combines direct online self-service signup, inside sales through contact forms, an event-driven seminar program hosted on Doorkeeper, content marketing through a corporate knowledge site, and a two-tier business partner program that enables web production companies to resell CPI servers under either a discount or cashback model with commissions up to 50% on KWC Mail. The customer base is horizontally segmented, with SMBs as the primary segment, web production agencies as a secondary channel partner, and enterprise customers buying dedicated server plans. The company holds a Telecommunications Operator registration (A-09-2616), is a JPNIC full member, and is a JPRS designated operator for JP domains, all of which underpin trust and regulatory standing in the Japanese hosting market.

Name

cpi incorporation

Legal name

株式会社KDDIウェブコミュニケーションズ

Website

https://cpi.ad.jp

Company type

Private

Founded year

1987

Operating status

Operating

Short description

CPI (KDDI Web Communications) is a Japan-focused rental server provider offering shared, managed dedicated, and hybrid dedicated hosting, plus email, domain, and DNS services, to SMBs, web production agencies, and enterprises as a wholly-owned KDDI subsidiary.

Ownership category

akta.pro rank

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Infrastructure, Personnel, Technology or R&D, Operations, Marketing or Sales

Revenue model

1. Shared Hosting Services: Recurring subscription revenue from shared hosting plans including Business Standard and various Sharede plans. Customers choose from 3-month, 6-month, or 12-month contract terms.
2. Managed Dedicated Servers: Monthly or annual subscription revenue from managed dedicated server plans (CHM-2Z series) and hybrid dedicated server plans (CHP-2S series).
3. Optional Add-on Services: Revenue from optional services including SSL certificates, external backup, web malware detection, CDN, mail storage expansion, Active! mail, Active! gate, and 24/365 support.
4. Domain Registration and Management: Revenue from domain registration and management services including gTLD and JP domain registrations.
5. DNS Server Rental: Annual subscription revenue from DNS server rental service for managing DNS records externally.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels7 records

Core offering

CPI provides shared and dedicated web hosting infrastructure to Japanese small and medium businesses under the KDDI Group. Core offerings include the Business Standard shared rental server, standalone cloud-based KWC Mail service, and managed (CHM) and hybrid root-access (CHP) dedicated servers, supplemented by domain registration, DNS rental, and server migration services.

Product overview

CPI Corporation (KDDI Web Communications) operates as a cloud and hosting services provider offering a comprehensive portfolio of rental server products and add-on services. The core offerings consist of shared rental servers (共用レンタルサーバー) including ビジネス スタンダード (Business Standard) and KWC mail, alongside dedicated server solutions like Managed Plan CHM and Hybrid Plan CHP. The product architecture follows a platform-plus-modules model where customers select base server plans and customize with optional services including SSL certificates, external backup, web tampering detection, CDN, mail storage expansion, webmail (Active! mail), mail security (Active! gate), and 24/7 support. Additional services include DNS server rental, domain registration/transfer, and server migration support. The company also maintains complementary brands including SmartRelease U (next-generation test server) and ANKA MART (online tool store). CPI serves small to medium businesses and web professionals through its business partner program with discount and cashback incentive structures.

Differentiator

Problem solved

Functional benefit

Quantifiable outcome

• SLA refund structure: 5% for 99.99-100% uptime, 10% for 99.90-99.99%, 25% for 97.99-99.90%, 50% for 90.00-97.99%, 100% for below 90%

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Eight partnerships are on record, tiered core and minor.

• KDDI株式会社 (KDDI Corporation)coreOthersParent company of KDDI Web Communications. CPI operates as the enterprise hosting brand within the KDDI Group, benefiting from KDDI's infrastructure and enterprise backing.
• KDDIアイレット株式会社 (KDDI Ilet Inc.)minorOthersRelated company within the KDDI Group ecosystem, operating cloud and system integration services.
• 株式会社ELYZA (ELYZA Inc.)minorOthersRelated company within the KDDI Group focused on AI technology.
• KDDIアジャイル開発センター株式会社 (KDDI Agile Development Center)minorOthersRelated company within the KDDI Group providing agile software development services.
• Scrum Inc. Japan株式会社 (Scrum Inc. Japan)minorOthersRelated company within the KDDI Group specializing in Scrum methodology consulting.
• 株式会社フライウィール (Flywheel Inc.)minorOthersRelated company within the KDDI Group operating data platform services.
• ジンドゥー (Jimdo)minorOthersWebsite creation service brand under KDDI Web Communications, offering DIY website building tools.
• ANKA MARTminorChannel Partner/ Reseller/ DistributorOnline store for web production tools including SSL coupon sales, operating as a reseller/distribution channel.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• KDDI Corporation: Parent company of CPI and one of Japan's largest telecom operators with enterprise cloud offerings. As the parent, KDDI provides infrastructure and enterprise reach to CPI while also competing in adjacent enterprise hosting/connectivity.
• GMO Internet Group: Diversified Japanese internet conglomerate owning multiple hosting brands (Xserver, Lolipop, ConoHa, Onamae domain) and competes with CPI across hosting, domain registration, and email—while offering broader internet infrastructure and fintech services.
• Internet Initiative Japan (IIJ): Major Japanese internet/network services provider with IIJ GIO cloud platform serving SMBs and large enterprises. Overlaps with CPI in hosting and managed services, but with broader connectivity, security, and enterprise-grade portfolio.
• Amazon Web Services (AWS): Global hyperscale cloud provider whose Lightsail and EC2 offerings compete with CPI in the SMB VPS/dedicated server market. AWS's scale, pricing power, and AI/cloud-native roadmap make it the dominant long-term threat to traditional hosting providers.

Direct peers

• Sakura Internet: Long-established Japanese hosting provider offering shared hosting, VPS, dedicated servers, and cloud services to SMBs and developers. Directly competes with CPI in the Japanese SMB hosting segment with comparable pricing models and feature sets.
• IDC Frontier: Japanese cloud and hosting provider (affiliated with SoftBank/Yahoo Japan) offering virtual private servers, dedicated hosting, and managed cloud services to SMBs and enterprises. Directly comparable cloud-hosting stack to CPI's offerings.
• Lolipop!: Long-running budget shared hosting provider (part of GMO Pepabo) popular among Japanese personal sites and small businesses. Competes with CPI on price-sensitive shared hosting plans with Japanese-language support.
• Xserver: One of Japan's largest shared hosting providers (part of GMO Pepabo), widely used by SMBs and personal sites. Competes head-to-head with CPI on price-performance and offers similar shared hosting plus WordPress-optimized plans.
• ConoHa: Japanese VPS, shared hosting, and WordPress hosting brand operated by GMO. Targets the same SMB/developer segment as CPI with comparable pricing tiers and feature sets including email and domain services.

Others

• Jimdo: Sister brand under KDDI Web Communications offering DIY website building for SMBs. While not a hosting direct competitor, Jimdo targets the same SMB customer segment and could be a complementary cross-sell partner within the KDDI Web Communications portfolio.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xx.com/cpiadjp
• Facebookfacebook.com/cpiadjp

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about cpi incorporation