World’s First Commercial-Use Ammonia-Fueled Tugboat Completes Three-Month Demonstration Voyage April 1, 2025 Fuel, International Shipping, Maritime, Shipping Line, Trending News TOKYO : The world’s first commercial-use ammonia-fueled vessel, Sakigake, has successfully completed a three-month demonstration voyage, during which the vessel engaged in tugboat operations in Tokyo Bay and achieved a GHG-emission reduction of up