As the market price of somen produced in Nagasaki Prefecture was much cheaper than Miwa Somen, the somen produced in Nagasaki was habitually used as the stable supply of Miwa Somen.
長崎県産の素麺の市場価格が三輪と比較してずっと安価であったため、三輪素麺の安定供給のために常習的に使用していた。