Toshiba Materials announced a new facility for silicon nitride balls on its Yokohama headquarters site, budgeted at over 5 billion yen (about US$38 million), raising capacity 50% versus fiscal 2021. Production is expected to start in November 2023.

Kaneka Corporation has decided to significantly increase production capacity for its PHBH biodegradable polymer Green Planet in Japan, with further capacity planned in Europe and America.