Top Spam Telecom Carriers in Japan
Mobile network operators ranked by volume of community-reported spam phone numbers and unwanted calls.
| Rank | Carrier / Network Operator | Spam Numbers | Total Reports | Spam Ratio | Top Complaint | Actions |
|---|---|---|---|---|---|---|
| #1 | NTT Docomo | 18 numbers | 18 / 18 tracked | Telemarketing | View Numbers → | |
| #2 | Softbank | 8 numbers | 8 / 8 tracked | Telemarketing | View Numbers → |