A business book introducing 12 mindset shifts for exploring the future of sustainable events. - Title: Sustainable x The Future of Events - Authors: Yoshikazu Otaka, Keishi Matsuno, Ryuichiro Saigo - Publisher: Sendenkaigi - Price: 2200 yen (excluding tax) ※ There are stains on the cover (image attached). ※ There are no particular problems with the pages.