Public regulatory phone
+81 50-1408-7448
Associations below come from public FCC regulatory records. Confidence describes the source relationship, not current ownership of the number.
| Company or contact | FRN | System | Source record | Confidence | Observed |
|---|---|---|---|---|---|
| System Design Co., Ltd. CEO | 0031739626 | CORES | 0031739626 | Authoritative identifier (100.0%) | 2026-08-24 19:28:59 |