Japan flag, 2021
Ships whose port of registry belongs to Japan, as estimated from the THETIS-MRV reports for 2021. The 2021 public files do not name the companies operating ships, so this year lists the ships themselves; company lists start with 2024.
At a glance
Ships
61
reporting to EU MRV
Emitted
499,147 t
CO₂, all ships under the flag
EU ETS
–
Shipping entered the EU ETS in 2024
Main segment
Vehicle carrier
212,836 t CO₂, 36 ships
Ship types under this flag
CO₂ by segment.
- Vehicle carrier212,836 t
- Container153,230 t
- Bulk carrier72,026 t
- Chemical tanker33,282 t
- LNG carrier15,162 t
- Other10,531 t
- Reefer2,081 t
Ships with most CO₂
The 50 ships under the Japan flag with most CO₂ in 2021.
| Ship | Segment | CO₂ |
|---|---|---|
| SHINWA-MARU | Bulk carrier | 41,224 t |
| ONE MACKINAC | Container | 22,547 t |
| ONE GRUS | Container | 20,874 t |
| MICHIGAN HIGHWAY | Vehicle carrier | 17,098 t |
| ADRIATIC HIGHWAY | Vehicle carrier | 16,709 t |
| ONE BLUE JAY | Container | 15,808 t |
| OLYMPIAN HIGHWAY | Vehicle carrier | 15,330 t |
| GRANDE RIVIERE | Chemical tanker | 15,244 t |
| BISHU HIGHWAY | Vehicle carrier | 14,044 t |
| ONE EAGLE | Container | 13,879 t |
| ONE MANHATTAN | Container | 13,775 t |
| EURASIAN HIGHWAY | Vehicle carrier | 13,350 t |
| ONE OWL | Container | 13,241 t |
| ONE CYGNUS | Container | 13,112 t |
| GRACE DAHLIA | LNG carrier | 12,780 t |
| ONE FALCON | Container | 12,172 t |
| ONE STORK | Container | 11,136 t |
| BUCCOO REEF | Chemical tanker | 10,920 t |
| FORESTAL GAIA | Other | 10,531 t |
| AEGEAN HIGHWAY | Vehicle carrier | 10,519 t |
| NSU LODESTAR | Bulk carrier | 10,333 t |
| PEGASUS ACE | Vehicle carrier | 10,269 t |
| ONE COLUMBA | Container | 10,168 t |
| FIRMAMENT ACE | Vehicle carrier | 10,043 t |
| ORION LEADER | Vehicle carrier | 9,105 t |
| DELPHINUS LEADER | Vehicle carrier | 9,051 t |
| ARTEMIS LEADER | Vehicle carrier | 7,550 t |
| MAYARO | Chemical tanker | 7,118 t |
| DIONYSOS LEADER | Vehicle carrier | 6,672 t |
| CASSIOPEIA LEADER | Vehicle carrier | 6,569 t |
| SPLENDID ACE | Vehicle carrier | 6,527 t |
| ONE WREN | Container | 6,517 t |
| FRONTIER SKY | Bulk carrier | 6,489 t |
| FRONTIER JACARANDA | Bulk carrier | 5,359 t |
| ETERNAL ACE | Vehicle carrier | 4,905 t |
| ALTAIR LEADER | Vehicle carrier | 4,578 t |
| PLEIADES LEADER | Vehicle carrier | 4,529 t |
| RHEA LEADER | Vehicle carrier | 4,449 t |
| SHIOSAI | Bulk carrier | 4,123 t |
| VENUS LEADER | Vehicle carrier | 3,927 t |
| HAMBURG HIGHWAY | Vehicle carrier | 3,922 t |
| ERIDANUS LEADER | Vehicle carrier | 3,562 t |
| ATLAS LEADER | Vehicle carrier | 3,486 t |
| AURIGA LEADER | Vehicle carrier | 3,418 t |
| MERCURY LEADER | Vehicle carrier | 3,059 t |
| PRECIOUS ACE | Vehicle carrier | 3,047 t |
| BRILLIANT DISCOVERY | Bulk carrier | 2,641 t |
| LIBERTY ACE | Vehicle carrier | 2,554 t |
| CATTLEYA ACE | Vehicle carrier | 2,496 t |
| ENERGY INNOVATOR | LNG carrier | 2,382 t |