I mentioned how people eat red beans in Japan.
51,900t of red bean at 26,600ha area was grown in Japan in 2020.
Main prefecture for growing red bean:
Hokkaido 22100ha(83%) 48600t(94%)
Shiga 191ha 102t
Kyoto 451ha 262t
Hyogo 807ha 646t
Hokkaido is the biggest prefecture in 47 and the main area for agriculture.