醤油メン / Shoyumen / Aianmen - Jūjō, Tokyo
Shoyu ramen contains beef based soup with beef fat. Noodles are made by by Iwai Seimen, a famous udon maker located directly across the street. Shoyu ramen starts at 500 yen, with Jiro inspired bowls also on the menu. First opened as a steak restaurant and then converted to a ramen shop, run by a master who grew up in the Jūjō area. He loves comics, especially the character Iron Man, hence the name of the shop (Iron Men). Open since 2020.