Representative Director and CEO

Kohei Yamada

Entrepreneur, 100 Most Respected Japanese People in the World (Newsweek), TEDxOxbridge Speaker, One of 25 mentors for ‘ The Direction of Japan’ (WEDGE) Education: Executive MBA at the University of Oxford, Master of Public Management at the Waseda University, Bachelor of Modern Chinese Studies at the Aichi University, Nankai University in Tianjin, China (4 month), National Taiwan Normal University in Taipei, Taiwan (2 years) Language: Japanese, English, Chinese Recording Artist: NDIMAKUKONDA (EPIC Records Japan) Published Author: What is it that I can do? The answer is on the ground (Toho Publishing) In 2005, Kohei Yamada gained national recognition in Malawi as a Japan Overseas Cooperation Volunteer when his self-produced HIV/AIDS prevention song reached No. 1 on the country’s music charts. He later performed at TICAD IV and funded a local testing center with proceeds from the project. In 2009, he joined a metal trading company, traveling to over 40 countries and contributing to Japan’s rare metal import strategy. He later became the youngest member of METI’s Myanmar mission, coordinating ODA in the mineral resources sector. After joining a Singapore-based family office in 2015, he moved with his family to Rwanda in 2016. In 2020, he founded KISEKI GROUP CORP., Japan’s first vertically integrated cannabis company and a global leader in plant factory technologies.

Executive Advisor

Toyoki Kozai

Toyoki Kozai is Professor Emeritus and former Dean of Chiba University, and currently serves as the Honorary President of the Japan Plant Factory Association. Widely recognized as the “Father of the Plant Factory Industry,” he is a globally respected authority in horticulture and agricultural science, with decades of pioneering contributions to plant factory and controlled environment agriculture technologies.

CFO

Toru Masutani

Toyoki Kozai is Professor Emeritus and former Dean of Chiba University, and currently serves as the Honorary President of the Japan Plant Factory Association. Widely recognized as the “Father of the Plant Factory Industry,” he is a globally respected authority in horticulture and agricultural science, with decades of pioneering contributions to plant factory and controlled environment agriculture technologies.

Chief Cultivation Officer

Robin Bruun

Since 1993, Robin Bruun has been a leading figure in cannabis cultivation, with deep expertise in plant genotyping, phenotypic selection, breeding, and germination. Over three decades, he has earned global recognition as both an educator and operator, producing premium-quality cannabis at one of the most competitive cost-per-gram rates in the industry.

CTO

Hiroshi Takekawa

An expert in plant factory operations, Hiroshi Takekawa began his career as a plant manager at a major facility, gaining hands-on experience in production control, quality management, and technology development. He later transitioned into consulting, serving as a project manager for manufacturing companies, where he led plant operation design and system implementation. He is now the Representative Director of Revex, Inc.

Factory Manager

Yoshihiro Takemura

Yoshihiro Takemura is a seasoned equipment and facility design expert, formerly leading equipment design at a major indoor farming company. He has designed and delivered over 10 plant factories in Japan and internationally, with expertise spanning architectural design, equipment fabrication, procurement, import/export, and construction management.

Administrative Manager

Nopparat Sitthisak

With over 25 years of experience in HR and administration, Nopparat Sitthisak has served as a Senior Manager and General Manager for Japanese companies operating in Thailand. She brings deep expertise in corporate formation, taxation, business licensing, and regulatory compliance, and holds multiple certifications in labor relations, employment, and labor law.

Chief Branding Officer

Saki Uesugi

Saki Uesugi began her career as a design consultant before moving into product planning and marketing at a major manufacturer. There, she led sales promotion, product development, and PR initiatives for brands under the LVMH and Kering groups, while also driving sustainability efforts within the fashion industry.