When Ryuu Joined Hanwa Singapore in October 2013, the same month when the renewable energy department is established in Hanwa Co. Ltd., he was initially responsible only for the sourcing of Biomass for the Japanese/Korean market. With the growth of Hanwa’s business in the renewable energy market over the last few years, he is now responsible for both sourcing of biomass, sales of biomass to regions out of Japan/Korea, and also new project developments. He is currently based in Bangkok since June 2018, for the development of sustainable long term wood pellet projects from SEA to Japan.