In Japan, decarbonisation in shipping is going down paths other than electrification. You can experience this for yourself at the upcoming Japan Energy Summit & Exhibition, which will be held in Tokyo from 18 to 20 June. Japanese companies involved in the search for alternative solutions include Yanmar, which received Approval in Principle (AiP) for its ‘Maritime Hydrogen Fuel Cell System’ from Nippon Kaiji Kyokai (ClassNK). Yanmar is also involved in the HyEng project, back to 2021, together with Kawasaki Heavy Industries and Japan Engine Corporation. We mention Toyota about another project, Energy Observer, which started in 2017, focusing on the first energy-autonomous hydrogen boat.

What will you see and hear at the Japan Energy Summit?

As an example of the Japanese government’s involvement in supporting these initiatives, Japan’s Ministry of Land, Infrastructure, Transport and Tourism and the Ministry of the Environment are committing over ¥120 billion (approximately $770 million) to develop ‘zero-emission ships’ that use alternative fuels, including ammonia. Japan is positioning itself as a leader in the global energy transition by promoting collaboration across sectors and governments, advancing climate technologies, and strengthening energy security. Achieving a stable, carbon-neutral future will require multilateral partnerships, investment in energy transition infrastructure, and supportive policy frameworks. The industrial sector, contributing 22% of Japan’s GDP and employing 15% of the workforce, will play a key role in this transition. Collaboration between government and private sectors is essential to maintain Japan’s competitiveness and economic stability.

The key categories at the center of the technical conference schedule will include Natural Gas, both CNG and LNG (global demand for LNG is estimated to rise by more than 50% by 2040), hydrogen (two subsidy schemes approved in 2024, covering in Japan contract for difference and industrial development) and ammonia, a very reliable driver of H2.

Highlights

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