If you dive or get new gears at the D-card acceptable services, e.g. Sea Front in Futo area, TATUMI in Arari area, etc., 3% of your paiments are presented and added "points". This card is free for application and annual usings. And anyone want to be user can get membership-right by sending the post card preparing in the services.

| Name | Place | TEL |
|---|---|---|
| Diving Service ATAMI | Atami | 0557-82-7285 |
| Marine Sports Office USAMI | USAMI | 0557-47-1700 |
| Ito Diving Service | Usami | 0557-38-5146 |
| Sea Front | Fto | 0557-51-2466 |
| Marine Stage | Fto | 0557-51-5869 |
| D.S. Dolfin Wave | Fto | 0557-51-6627 |
| Marb AKAZAWA | Akazawa | 0557-53-3030 |
| Serf Side SHOBUSAWA | Shobu-sawa | 0558-34-0580 |
| KAIYUSHA (290) | Mikomoto | 0558-62-3650 |
| KORINS D.C. | Kumomi | 0558-45-0123 |
| TAGO Diving Center | Tago | 0558-53-1619 |
| ARARI D.S. TATSUMI | Arari | 0558-56-0703 |
| Marine Sports Office NAHA | Okinawa | 098-866-9981 |
E-mail for Question of the SYSTEM: dora-chan: One of the user (^^)/