3옥타브장인보컬학원
| Location | 인천 부평구 |
|---|---|
| Registered courses | 기예(대) · 기예(중) · 실용음악(성악), · 실용음악(성악) |
| Registry observation date | 2026-11-02 |
| Discovery score (not a quality or admission guarantee) | 56 · Evidence coverage 9% |
| Country | KR |
| Website | https://3octavevocal.com/ |
| https://instagram.com/https://www.instagram.com/3octave_official/ |
Fields: Vocal
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