| Analog Leased-Circuit Service | |
| AnshinCall | |
| Arcstar Direct | |
| Arcstar Global ATM Service | |
| Arcstar Global Frame Relay Service | |
| Arcstar Global IP-VPN Service | |
| Arcstar Global Leased Line Service | |
| Arcstar IP-VPN | |
| Arcstar Value Access | |
| ATM Mega Link | |
| Billing fraud information line | |
| Blogzine | |
| BOX SERIES | |
| Broadband Access | |
| Broadband CDN powered by Akamai | |
| Broadband Service For Apartments | |
| BroadnetAssist | |
| Business Discount Plus | |
| Business OCN | |
| Cabling System Training | |
| Cafe China | |
| Carrier Designation Service "MyLINE Plus" | |
| Carrier Selection Service "MyLINE" | |
| cocoa GIGA STORAGE/cocoa GIGA STORAGE for OCN |
|
| CoDen Hikari Service |
|
| CoDen Payment | |
| Corporate Net | |
| Credit Call Service | |
| Gigaway Service | |
| Global Hosting Outsource Solution | |
| Global IP Network Colocation Transit Service | |
| Global IP Network IPv6 Services | |
| Global IP Network Transit Service | |
| Global IT System Management Service | |
| Global VoIP Solution (G-V2oIP) | |
| Group-VPN | |
| GTRAX | |
| GuardIT | |
| Hosting Service | |
| HOTSPOT | |
| iFAX | |
| International Corporate Discount | |
| International Credit Card Calls | |
| International Home Discount (cellular phone) |
|
| International Phone Service from Cellular Phones/PHS |
|
| International Phone Service From Public Phones | |
| International Roaming Service | |
| International Telephone Service 0033 | |
| International Third Party Dial Service | |
| Internet Certificate Examination '.com Master' | |
| Internet Connection Service for OCN Housing | |
| Internet Connection Service for OCN Housing IPv6 Dual | |
| IPv6 Global Community | |
| Mail ON | |
| Mail ON (Web Mail Service) | |
| Master ID | |
| Medical Information Platform Service | |
| Melody Quest | |
| Member's Net | |
| Mobile Connect | |
| Mobile/Remote Access Service(MOVE) | |
| MOVE (RALS) | |
| Multi Link Option Service | |
| Multi-application IC card system "eLWISE" | |
| MUSICO | |
| Navidial | |
| Net News (Read / Post) | |
| Net News delivery | |
| NetNews | |
| NTP Service | |
| NTT Communications ClearConference | |
| NTT Communications Clearinghouse | |
| NTT Communications Domain Name Registration Service | |
| OBN Service | |
| OCN "Flets" compatible service plan for VPN | |
| OCN .Phone (IP Phone) | |
| OCN ADSL "FLET'S" | |
| OCN ADSL Access | |
| OCN ADSL Access IP1 "Flets" Plan | |
| OCN ADSL Access IP8 / IP16 "Flets" Plan | |
| OCN ADSL Service IP1 (A) | |
| OCN ADSL Service IP1 (F) | |
| OCN ADSL Service IP8 / IP16 (F) | |
| OCN ADSL Service IPv6 Dual (A) | |
| OCN ADSL Set |
|
| OCN Business Pack VPN | |
| OCN Dial Access | |
| OCN for Monitoring Service | |
| OCN Hikari "B FLET'S" / "FLET'S · Hikari Premium" (FTTH) | |
| OCN Hikari (A) | |
| OCN Hikari with FLET'S | |
| OCN Hosting Service | |
| OCN Hot Spot | |
| OCN IPv6 Tunneling Service | |
| OCN ISDN Access IP1 "Flets" Plan | |
| OCN ISDN Access IP1/IP8 "Flet's" Plan | |
| OCN ISDN Access IP8 "Flets" Plan | |
| OCN Mobile Access | |
| OCN Optical Fiber / ADSL Service for VPN (F) | |
| OCN Optical Fiber Access IP1 "B Flet's" Plan | |
| OCN Optical Fiber Access IP1 "Flets Hikari Premium" Plan | |
| OCN Optical Fiber Access IP32 / IP64 "B-Flets" Plan | |
| OCN Optical Fiber Access IP8 / IP16 "B-Flets" Plan | |
| OCN Optical Fiber Access IP8 / IP16 "Flets Hikari Premium" Plan | |
| OCN Optical Fiber Service IP1 (F) | |
| OCN Optical Fiber Service IP32 / IP64 (F) | |
| OCN Optical Fiber Service IP8 / IP16 (F) | |
| OCN packet filtering service | |
| OCN Pay On | |
| OCN Security Web | |
| OCN Speed Test | |
| OCN Theater (TV & VOD Service) | |
| OCN Virtual Connect Service | |
| OCN virus check gateway service | |
| OCN Web Gateway Service | |
| OCN-SMF service | |
| On-Line Scan Service | |
| OPEN Plan / OPEN Plan LIGHT | |
| SAFETY PASS Business | |
| Secure OCN ADSL Access (A) | |
| Secure OCN ADSL Access IP8 / IP16 "Flets" Plan | |
| Secure OCN ADSL Aceess(A) | |
| Secure OCN Optical Fiber Access IP8 / IP16 / IP32 / IP64 "B-Flets" Plan | |
| Security related Service | |
| SEKAIWARI | |
| Service Level Agreement (SLA) | |
| ShareStage ASP service | |
| Site Monitoring Service | |
| Smart Card Reders for Japanese Public Key Infrastructure | |
| Smart Contactcenter | |
| Smart Content Delivery | |
| Streaming Service STREAMWING | |
| Super OCN | |
| Super OCN IPv6 Dual Ether Access | |
| Super OCN Light | |
| Super Relay CR | |
| Super Relay FR | |
| Super TELE-Wise | |
| TELE-Dome | |
| TELE-Gong | |
| Toll-free Volume Discount | |
| Traffic Report | |
| User Support Plan | |
| V Portal | |
| V Portal Direct | |
| Virus Check Service | |
| V-Pack | |
| VPN Gateway service (Closed IP network type) | |
| Warp Vision | |
| Web Connect | |
| WebAccess | |
| WEBBOX | |
| Wireless LAN | |
| World Pre-paid Card | |
