MOL Marks Installation of Wind Challenger Hard-Sail Propulsion System on In-service Coal Carrier for J-Power in International Shipping News 21/04/2026 Mitsui O.S.K. Lines, Ltd. announced MOL and Electric Power Development Co., Ltd. (J-Power; Representative Director President: Hideaki Kato; Head Office: Chuo-ku, Tokyo) have installed the Wind Challenger-a hard-sail wind propulsion system (Note 1)-on the Kurotakisan Maru Ⅲ (Note 2), a coal carrier supplying J Power operations. This achievement marks the world’s first retrofit installation of the Wind Challenger on a vessel currently in service. This is MOL’s third Wind Challenger-equipped vessel, following the coal carrier Shofu Maru and the 64,000-DWT Ultramax bulk carrier Green Winds. The Kurotakisan Maru Ⅲ berthed at the Tachibanawan Thermal Power Station (Anan City, Tokushima Prefecture) on April 13, and at the Ishikawa Coal-Fired Power Station (Uruma City, Okinawa Prefecture) on April 17. The coal carrier Kurotakisan Maru Ⅲ equipped with the Wind Challenger The Kurotakisan Maru Ⅲ has drawn attention in the shipping industry for contributing to decarbonization while fulfilling a vital role in energy transport that supports local communities. It received a warm welcome from local stakeholders upon arrival at its unloading ports. The vessel is scheduled to operate on a long-term contract to transport thermal coal from overseas to multiple regions where J Power operates power plants and related facilities. MOL has set the target of achieving net-zero GHG emissions by 2050 in the “MOL Group Environmental Vision: BLUE ACTION 2035 Phase 2.” One of the main actions to achieve this target is the “introduction of further energy-saving technologies,” and the group plans to launch 25 vessels equipped with the Wind Challenger by 2030, increasing to 80 by 2035. Source: Mitsui O.S.K. Lines 2026-04-21 hellenicshippingnews... window.___gcfg = {lang: 'en-US'}; (function(w, d, s) { function go(){ var js, fjs = d.getElementsByTagName(s)[0], load = function(url, id) { if (d.getElementById(id)) {return;} js = d.createElement(s); js.src = url; js.id = id; fjs.parentNode.insertBefore(js, fjs); }; load('//connect.facebook.net/en/all.js#xfbml=1', 'fbjssdk'); load('https://apis.google.com/js/plusone.js', 'gplus1js'); load('//platform.twitter.com/widgets.js', 'tweetjs'); } if (w.addEventListener) { w.addEventListener("load", go, false); } else if (w.attachEvent) { w.attachEvent("onload",go); } }(window, document, 'script')); tweet Share