Edomae Sushi

Edomae sushi is a form of sushi that originated in Edo, now Tokyo, Japan, in the early 19th century.

The name “Edomae” refers to the waters in front of Edo Castle, namely present-day Tokyo Bay, and derives from the use of seafood caught there.

Its defining characteristic is the use of traditional preparation techniques, including aging, curing, and cooking, which developed to preserve the freshness of fish and enhance its flavor in an era without refrigeration.

History and origins

• Origins: It began around the 1820s, during the late Edo period, as a type of “fast food” prepared on the spot for busy workers at street stalls in Tokyo.

• Founder: Hanaya Yohei (하나야 요헤이) is believed to have devised and popularized the method of hand-pressing prepared fish onto vinegared rice.

• Development: Early pieces were about two to three times larger than modern sushi, but they were gradually refined into bite-sized portions, resulting in the present form.

Core preparation techniques

Rather than simply using ingredients in their original state, Edomae sushi necessarily involves processes through which the chef concentrates their flavors.

• Shime (締め): A technique in which oily fish such as gizzard shad or mackerel are cured with salt and vinegar to remove fishy odors and firm the flesh.

• Zuke (漬け): A method in which tuna and similar ingredients are marinated in a soy-based sauce for a set period to remove moisture and maximize umami.

• Niru (煮る): Conger eel, shellfish, and similar ingredients are simmered or steamed in a sweet and savory sauce to produce a tender texture.

• Oboro (おぼろ): Minced and cooked flakes of white-fleshed fish or shrimp are placed on top to add flavor.

Main components

• Shari (しゃり): Traditionally, akazu (赤酢), a red vinegar made from sake lees left over from brewing, is used. Akazu gives the rice a reddish hue and deep umami, complementing the richness of the fish.

• Neta: Seasonal seafood caught in Tokyo Bay traditionally forms the basis, and each ingredient is aged for the length of time that best brings out its flavor.