There are two brands of somen, which are the somen produced by companies based in Miwa, and the one controlled by Yamato Miwa Somen Industrial Cooperative Association.
三輪に本社を置く各企業が作るそうめんと、生産者の団体「大和三輪そうめん工業協同組合」が取り仕切るそうめんの2つがある。