| Carrier Code | Carrier Name |
| 31IP | HSL SHIPPING CO.,LTD. |
| 31IQ | DUCK YANG SHIPPING CO.,LTD. |
| 31IR | SEA SERVICE CO.,LTD. |
| 31IS | SHELL WORLD TRADING COMPANY INC. |
| 31IT | EAST LINE CO.,LTD. |
| 31IU | FELLOW SHIPPING SERVICES CO.,LTD. |
| 31IV | PAMELA CORPORATION. |
| 31IW | CHANG SOON SHIPPING CORP. |
| 31IX | GREEN WORLD CO.,LTD. |
| 31IY | FUJI SHOJI LIMITED. |
| 31JA | SUMIHO MARU KATSUGYOUNPAN KABUSHIKI KAISHA |
| 31JB | YUGEN KAISHA SHINYO MARU |
| 31JC | YUGEN KAISHA KAIYO SUISAN |
| 31JD | KABUSHIKI KAISHA YAMAYA |
| 31JE | KABUSHIKI KAISHA KAKUEIMARU |
