By the end of January 2017, 1438 food and drink products were allowed to be labeled as tokuho” (specified health effects). Drinks alone, according to Fuji Economy Market Research, might contribute 32 billion Yen in 2017.”
Nikkei Biotech news release, January 27 and 25, 2017
Food of specified health use (Tokuho”) continues growth, Tokuho beverages alone might achieve sales of 32 billion Yen in 2017″