JMSCA (Japan Mountaineering and Sport Climbing Association) is a non-profit organization dedicated to promoting mountain climbing and sport climbing in Japan. With a strong commitment to safety and the well-being of climbers, JMSCA offers a range of services and resources to both enthusiasts and professionals in the field. For mountain climbers, JMSCA provides valuable information and resources regarding COVID-19 safety measures, accident prevention, mountain guides, and grading systems.

They also conduct research on mountain accidents and provide accident investigation reports to improve safety standards. In the realm of sport climbing, JMSCA offers a dedicated website that serves as a hub for competition information and athlete updates. They conduct referee and route-setter training and certification programs, ensuring fair and high-quality competitions.

JMSCA is also actively involved in promoting anti-doping measures within the sport. Additionally, JMSCA provides mountain insurance coverage, coordinates with affiliate organizations, and offers a variety of events, seminars, and workshops related to mountain climbing and sport climbing. Through their diverse activities, JMSCA is committed to achieving the United Nations' Sustainable Development Goals (SDGs) and promoting the beauty and safety of mountainous environments in Japan