Tapioca soft drinks have long been a big seller in Taiwan. Now, they're a fast-growing favorite among young people in Japan. Taiwanese companies are keeping a close eye on this trend, aiming for a bigger market share. About 20 of them pitched their products at an event in Fukuoka hosted by a Taiwanese trade organization.

https://www3.nhk.or.jp/nhkworld/en/news/20191007_41/