Port State Control regime · 18 member port states
5,208 detentions logged in last 24 monthsThe Tokyo MoU dataset records 5,208 distinct vessel detentions across all member port states over the last 24 months, as of 2026-05-17 (sourced from OpenSanctions tokyo_mou_detention). Detention rates by flag state vary substantially within the regime — the breakdown below shows which flags appear most frequently in ArcNautical's screening index for vessels under Tokyo MoU jurisdiction.
Sanctioned vessels in ArcNautical's index whose flag state's principal PSC regime is Tokyo MoU:
| Flag state | Vessels in index | Detention rate (3yr) |
|---|---|---|
| No flag-state breakdown available for this MoU. | ||
| MoU regime | Detentions (24mo) |
|---|---|
| Tokyo MoU | 5,208 detentions |
| Paris MoU | No bulk feed |
| US Coast Guard | No bulk feed |
| Indian Ocean MoU | No bulk feed |
| Mediterranean MoU | No bulk feed |
| Abuja MoU | 205 detentions |
| Caribbean MoU | No bulk feed |