Japan Blue Energy: Renewable Hydrogen Production Technology


Japan Blue Energy is at the forefront of renewable hydrogen production, pioneering advanced technology that converts waste into clean hydrogen fuel. As global industries shift towards decarbonization, this breakthrough solution supports net-zero energy goals while enhancing energy security and sustainability. Japan Blue Energy’s technology is set to transform the hydrogen economy with applications ranging from fuel cell vehicles to industrial energy systems. This report explores the significance of their innovation, market potential, and the impact on the global clean energy transition.

As the effects of climate change become ever more pronounced, the need to abandon fossil fuels and adopt alternative and renewable energy sources is increasingly recognized as a vital step for all countries to take. Japan, a nation with limited natural resources, has long been on the lookout for alternative sources of energy—from nuclear to hydroelectric. Now, state-of-the-art innovation from a Japanese energy company is introducing the world to a new green fuel: hydrogen.

Hydrogen: the miracle fuel?

Hydrogen is a colorless, odorless, and extraordinarily abundant element—scientists estimate that three-quarters of the entire universe is composed of hydrogen atoms. In recent decades, it has also generated a lot of interest as a potential “miracle fuel” for cars, homes, and many other applications. Unlike fossil fuels, which produce greenhouse gases when burned, the only byproduct of burning hydrogen is water. Successfully harnessed, this single element could revolutionize global energy production.

There are problems with this vision, however. Burning hydrogen may not produce harmful greenhouse gases, but producing it often does. Hydrogen is mainly derived from fossil fuels, such as natural gas, oil, and coal. Ironically, growing interest in hydrogen fuel has sometimes reinforced our dependence on highly polluting and unsustainable resources.

Japan Blue Energy

Enter Japan Blue Energy Co., Ltd. (JBEC). Established in 1975 as a consultancy firm for the local industry, alternative energy, and materials recycling, this company is now at the forefront of carbon-neutral hydrogen production. JBEC began its transition from consulting to technology research and development at the turn of the 21st century, just as the potential of alternative fuels was being realized. In 1998, Sweden unveiled the world’s first biomass power plant in Värnamo, which utilizes a chemical process known as gasification to transform wood into a hydrogen-bearing gas called synthesis gas – or syngas. In 2001, Iceland declared its intention to decarbonize by transitioning to hydrogen-fueled vehicles.

The most formative moment happened in 2002, when Naoki Dowaki, the JBEC president, learned of German gasification technology capable of producing large quantities of hydrogen. Combining this new technology with JBEC’s expertise in the local industry and materials recycling, Dowaki envisioned the so-called “hydrogen society”: a sustainable hydrogen value chain rooted in a local community, where waste that cannot be recycled is transformed into hydrogen fuel on-site for use by the local community.

The different stages of the Blue Process, a gasification process that produces hydrogen gas from waste
Image: Japan Blue Energy Co., Ltd.
Waste-to-Energy. JBEC has developed a proprietary gasification process and succeeded in producing hydrogen gas from waste through 20 years of R&D.

Intellectual Property and the Patent Cooperation Treaty

Inspired by this vision, in 2002, JBEC acquired the right to use the German technology from its owner, DM2, and set to work towards refining the gasification process. Being aware that it was breaking new ground in hydrogen production, JBEC quickly protected its intellectual property (IP) with a series of patents in Japan and overseas. For example, in 2002, JBEC submitted a patent application in Japan, covering a hydrogen recovery technology from organic waste. JBEC submitted the same patent application in Canada, China, Indonesia, and Australia the following year. While these applications were being processed, most were not granted until 2009 – six years later. In parallel, JBEC also purchased existing patents from DM2 to shore up its IP protection.

Given its international ambitions, JBEC has taken advantage of Japan’s Patent Cooperation Treaty (PCT) membership. This agreement allows inventors to file “international patents” that can be simultaneously registered in multiple countries. PCT removes several obstacles that can otherwise frustrate international patenting, such as differences in application formats and up-front payments. Moreover, International Searching Authorities submit PCT applications to a global search and written opinion. This reduces the search and examination work of individual patent offices and allows the inventor to make an informed opinion on the likelihood of being granted a patent. JBEC has filed PCT applications in 21 countries, including many collaborative works with the Tokyo University of Science.

Advanced Gasification Plant (AGP)

After two decades of pioneering research and development, JBEC has developed its Advanced Gasification Plant (AGP), which is the latest and most advanced gasification plant. The technology’s key feature is its innovative use of alumina (aluminum oxide) balls to distribute heat evenly throughout the process. Gasification requires extremely high temperatures – often over 800°C. Uneven heating can lead to the formation of tar, which is notorious for blocking and causing damage to vital components of gasification plants. JBEC’s innovative heating technology helps overcome this significant hurdle – allowing for a much more efficient gasification.

Two-vessel plant of JBEC
Image: Japan Blue Energy Co., Ltd.
AGM is JBEC’s small-scale, one-dry-ton-per-day gasification plant.

AGP’s use of alumina balls also allows for fit-for-purpose temperature control based on the material being processed. As such, the technology can produce hydrogen from many organic wastes – from agricultural, construction, and industrial wastes to food, plastic, paper, sewage sludge, and municipal solid wastes. The technology’s feedstock flexibility eliminates the need for dependence on fossil fuels for hydrogen production. On top of this, JBEC’s fine-tuned gasification process leaves a minimal carbon footprint, distinguishing it from conventional means of producing hydrogen, which could emit substantial amounts of carbon dioxide.

JBEC’s Advanced Gasification Module (AGM), a small-scale one dry ton per day plant, is set to produce between 20 and 50 kg of hydrogen daily, depending on system configuration and feedstock quality. The amount of hydrogen produced per day is sufficient to fill 4-10 mid-size hydrogen fuel cell vehicles – capable of covering a total distance of 2,400 km-6,000 km. JBEC, in collaboration with Tokyo University of Science, is also developing a low-pressure hydrogen storage alloy package – further expanding the applications of the produced hydrogen fuel.

The blueprint of the Blue Process Flow, JBEC’s gasification technology
Image: Japan Blue Energy Co., Ltd.
BLUE Process Flow. JBEC’s innovative gasification technology relies on circulating alumina balls as heat carriers.

Towards a recycling-oriented hydrogen society

IP remains at the heart of JBEC’s business. JBEC has also established a successful IP licensing business model, sharing its technology with a joint venture in the USA as part of its vision to develop a “recycling-orientated hydrogen society.”

The growing calls for climate action and sustainable living mean the demand for clean hydrogen fuel will likely keep growing. The need for sustainable energy is encapsulated in the United Nations’ Sustainable Development Goal 7, which urges all countries to “ensure access to affordable, reliable, sustainable, and modern energy for all.”

In pursuit of this goal, in 2020, JBEC embarked on a joint project with the Tokyo Metropolitan Government’s Bureau of Sewerage and four other construction and offtake partners to commercialize a system that produces hydrogen from a surprising source: sewage sludge. JBEC has already developed the technology to use dried sewage sludge as feedstock, ensuring their plant can continue to produce high-quality renewable hydrogen with this new input.

Looking to the future, Naoki Dowaki and JBEC aim to build on their substantial IP to achieve their vision of a sustainable hydrogen society by offering a packaged solution to clients. Next-generation gasifiers, small enough to be constructed at the organic waste source, are already under development. By eliminating the need to transport waste and hydrogen through long distances, these leading-edge gasification plants will further reduce emissions and fulfill the company’s goal of establishing local, sustainable hydrogen-based communities, even in remote regions worldwide.

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Why Klean Industries is Leading the Future of Renewable Hydrogen & Circular Economy Energy Solutions

As Japan Blue Energy advances renewable hydrogen technology, global industries must adopt scalable and sustainable hydrogen production solutions. Klean Industries is a leader in waste-to-hydrogen technologies, offering innovative solutions for hydrogen fuel production and circular economy energy systems.

Why Klean Industries?

Advanced Waste-to-Hydrogen Technologies: Converting waste into high-purity hydrogen fuel.
Scalable, Carbon-Neutral Hydrogen Production: Supporting industrial and transportation applications.
Hydrogen Solutions for the Circular Economy: Maximizing energy efficiency and sustainability.
Trusted by Industry Leaders & Clean Energy Investors: Delivering low-carbon fuel innovations worldwide.

Want to Explore Renewable Hydrogen Production for Your Business?

Contact Klean Industries to discover turnkey hydrogen production solutions for a net-zero future » GO.


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