| Field | Setting value |
|---|---|
| Name (your choice) | Y!mobile APN |
| APN | plus.acs.jp |
| Proxy | |
| Port | |
| Username | ym |
| Password | ym |
| Server | |
| APN type | default,ia,mms,supl,hipri |
| MMSC | http://mms-s |
| MMS proxy | andmms.plusacs.ne.jp |
| MMS port | 8080 |
| Mobile country code (MCC) | 440 |
| Mobile network code (MNC) | 20 |
| Authentication type | CHAP |
| APN protocol | |
| APN roaming protocol | |
| Network type |
Create a custom APN from these settings
Settings reflect the verification date. Compatibility varies by SIM, subscription and device.
Official carrier setup instructions Checked: 2026-10-29