| Name | Description | Year | Manufacturer | Rom of | Clone of |
| eca | Emergency Call Ambulance (Export) | 1999 | Sega | | |
| ecaj | Emergency Call Ambulance (Japan) | 1999 | Sega | eca | eca |
| ecap | Emergency Call Ambulance (US location test?) | 1999 | Sega | eca | eca |
| ecau | Emergency Call Ambulance (USA) | 1999 | Sega | eca | eca |