# Vonage API: Japan SMS - Planned Maintenance affecting NTT Japan

- Provider: [Vonage API](https://outages.cc/vonage.md)
- Type: Maintenance
- State: scheduled
- Worst impact: Maintenance
- Started: 2026-11-12 17:00 UTC
- Components: SMS APAC, Global Connectivity - SMS APAC
- Official update: https://stspg.io/j0q63ph37c92

## Updates from Vonage API

### scheduled, 2026-11-01 17:18 UTC

On 12th Nov 2026 between 17:00 UTC and 18:00 UTC, the operator NTT Japan will be performing a maintenance on their SMS platform. During this time, SMS delivery to and from NTT Docomo subscribers may occasionally experience a delay. If you have any questions, please contact api.support.vonage.com