Port of Sakai-Senboku – Environment-Friendly Ship Incentive

The City of Osaka (which includes the Port of Osaka and Sakai-Senboku) has officially announced that they are an incentive provider for environmentally friendly ships as of the 1st of January 2024.

From the 1st of January 2024, all types of A) ESI over 30 points or B) Green Award certified ships are entitled to a 15% discount on the port dues.

One remark is that even if ships have both certificates, only a 15% discount will be applied.

Below is an updated list of incentive provider ports in Japan.

Incentives are applied to high ESI-scored ships (https://www.environmentalshipindex.org/).


PortType of incentiveApply toStart dateDescription
TokyoFinancialPort due incentives starting from 20 ESI points01-Apr-2015ESI score 20.0-29.9 = 30% discount on entrance fee of port dues. ESI score 30.0-39.9 = 40% discount on entrance fee of port dues. ESI score > 40 = 50% discount on entrance fee of port dues.
YokohamaFinancialPort due incentives starting from 30 ESI points01-Apr-2017ESI score > 30 = 15% discount on entrance fee of port dues.
TomakomaiFinancialPort due incentives starting from 30 ESI points.01-Apr-2021ESI score > 30 = 15% discount on entrance fee of port dues.
NagoyaFinancialPort due incentives starting from 30 ESI points.01-Apr-2023ESI score > 30 = 15% discount on entrance fee of port dues.
OsakaFinancialPort due incentives starting from 30 ESI points.01-Jan-2024ESI score > 30 = 15% discount on entrance fee of port dues.

Aside of ESI score, following incentives are to be applied to Green Award certified ships in Japan as of today (https://www.greenaward.org/sea-shipping/organisation/).

PortType of incentiveApply toDescription
YokohamaFinancialGreen Award-certified ships15% discount on entrance fee of port dues for all Green Award-Certified sea-going vessels
NagoyaFinancialGreen Award-certified ships15% discount on port dues for all Green Award-Certified sea-going ships
OsakaFinancialGreen Award-certified ships15% discount on port entry fees
KobeFinancialGreen Award-certified ships10% discount on entrance fee of port dues for all Green Award-Certified sea-going vessels
KitakyushuFinancialGreen Award-certified LNG shipsGreen Award-Certified LNG carriers receive a 10% reduction on port dues

Please contact ISS Japan (AllISSTokyoOPS@iss-shipping.com) for more details.