Does Yamaha make piano accordions?

From Wikipedia: “Yamaha was established in 1887 as a piano and reed organ manufacturer by Torakusu Yamaha as in Hamamatsu, Shizuoka prefecture and was incorporated on October 12, 1897. read more

on making ensemble piano accordions (bass, alto, soprano etc.) without bass parts for music education in primary schools, and also 18bass, 24bass, 48bass and 80bass piano accordions. These instruments were of purely manufactured in Japan, and such instruments were being produced up to around 1980. Currently, Yamaha concentrates mainly on manufacture of ensemble piano accordions without basses. read more