Incentive Programs for Environmentally Friendly Vessels

Last updated date：2025/12/25

Incentive programs for environmentally friendly vessels

In order to promote the Port of Yokohama's environmental initiatives both domestically and internationally, and to strengthen its international competitiveness, an incentive program has been in place since April 2009 to promote port calls by environmentally friendly vessels.

Incentive programs
１	All sea-going vessels with a score of 30 points or more on the ESI* and Green Award Foundation certified sea-going vessels
２	LNG-fueled vessels (LNG carriers are excluded)
３	LNG bunkering vessels (LNG bunkering vessels which can also bunker another fuel)
４	Methanol-fueled vessels
５	Vessels that have received at least 300 tons of biofuel blend with a ratio of 24% or higher, at the Port of Yokohama

　*Environmental Ship Index program operated by International Association of Ports and Harbors.

Manual of Incentive for ecoship

Manual of Incentive for ecoship（Updated January 2026）（PDF：3,756KB）【Japanese version only】

Number of incentive vessels in prior years

Number of incentive vessels in prior years (unit:vessels)
	ESI （Environmental Ship Index）					GA*	Alternative Fuels**
	Container ship	CarCarrier	LNG Carrier	Others	Total	-	-
FY2024	654	121	23	12	810	0	32
FY2023	542	93	30	12	677	0	16
FY2022	375	112	39	13	539	１（1）	8
FY2021	437	102	51	9	599	10（3）	1
FY2020	528	124	43	12	707	６（0）	-
FY2019	746	302	52	36	1,136	12（7）	-
FY2018	722	294	53	23	1,092	４（0）	-
FY2017	561	203	37	11	812	１（0）	-

* Numbers in ( ) indicate the number of vessels with an ESI score of 30 or higher
** LNG-fueled vessels, methanol-fueled vessels, vessels that have received biofuel, etc

Press release

December 2026　Launching of a Port Fee Reduction Program for Methanol-Fueled Vessels and Biofuel-Using Vessels (view details（PDF：1,008KB）)

Incentive Programs for Environmentally Friendly Vessels