"Wari-bashi" (disposable chopsticks) used within the hotel are sent to a factory where they are shredded, processed, and used as material for particle boards used in building houses and apartments, manufacturing furniture, etc.
On April 20, 2026, New Otani Co., Ltd., has concluded an agreement with Otani Seiun Co., Ltd., and Tokyo Board Industries Co., Ltd., to establish a system to collect, transport, and recycle used chopsticks.