| Vessel Name | Vessel Type | Ship Yard | Built |
| Hourin Maru No. 1 | LPG/Ethane Carrier, 1,815 cu.m. | Maehata Shipbuilding | 2019 - 10 |
| Izumi Maru No. 18 | LPG/Ethane Carrier, 1,832 cu.m. | Maehata Shipbuilding | 2007 - 10 |
| Izumi Maru No. 10 | LPG/Ethane Carrier, 1,564 cu.m. | Maehata Shipbuilding | 2010 - 10 |
| Izumi Maru No. 28 | LPG/Ethane Carrier, 1,447 cu.m. | Miura Zosensho | 2016 - 11 |
| Kosei Maru | LPG/Ethane Carrier, 1,510 cu.m. | Miura Zosensho | 2016 - 10 |
| Izumi Maru No. 3 | LPG/Ethane Carrier, 1,815 cu.m. | Maehata Shipbuilding | 2021 - 08 |
| Izumi Maru | LPG/Ethane Carrier, 955 cu.m. | Nakatani S.Y. | 2000 - 11 |
| Hemisphere | LPG/Ethane Carrier, 3,517 cu.m. | Shitanoe Zosen | 2014 - 02 |
| New Grace | Asphalt Tanker, 5,910 DWT | Sanuki Zosen | 2008 - 09 |
| New Horizon | Asphalt Tanker, 3,736 DWT | Miura Zosensho | 2017 - 12 |
| Seitoku Maru | Asphalt Tanker, 1,403 DWT | Nakatani S.Y. | 2015 - 06 |
| Helle | H2/CO2 Carrier, 1,265 cu.m. | Frisian Shyd. | 1999 - 12 |
| Froya | H2/CO2 Carrier, 1,800 cu.m. | Royal Bodewes Shipyard | 2005 - 10 |
| Embla | H2/CO2 Carrier, 1,800 cu.m. | Royal Bodewes Shipyard | 2005 - 01 |
| Gerda | H2/CO2 Carrier, 1,800 cu.m. | Royal Bodewes Shipyard | 2004 - 02 |