Kuramoto, kura and sakagura, all meaning sake producer, can be used interchangeably.Each word has other meanings, such as Kuramoto - the owner of a sake producer, Kura, warehouse, Sakagura - sake cellar.(Photo: 1890's)
Niigata Sake Selections represents the 15 producers in the US as of April 2022. The word “Shuzo” (or rarely Shuzojo), meaning sake producer, is used as part of producer name. Not used independently.