It is said that the habit of preserving fish by using rice and vinegar comes from the mountainous region in Southeast Asia. The term sushi comes from the ancient grammatical forms that are no longer used in other contexts; literally, "sushi" means "it (taste) sour", a description of the fermentation process in the history of the roots he said. Basic science behind the fermentation process of fish are packed in rice is that the vinegar produced from the fermentation of rice outlines of amino acids from fish meat. The result is one of the five basic tastes, called umami in Japanese.
Sushi paintings by Hiroshige Ichiyusai from Edo period.
Nigirizushi known in Japan since the Edo period. Prior to the Edo period, most of which are known in Japan, sushi is the kind oshizushi (sushi is formed by pressed-press on the square wooden container). In ancient times, Japanese people may be strong to eat because sushi is always served in large portions. Sushi is as much a right (1 serving) equivalent to 9 not (9 servings) sushi today, or roughly the same with 18 clod sushi (360 grams). One serving sushi ancient times called ikkanzushi have neta consisting of 9 or more types of seafood.
At the end of the Edo period, Japan has become a popular early form of nigirizushi. But nigirizushi already reduced portion sizes to be more easily enjoyed. Sushi expert named Hanaya Yohei create a new kind of sushi which is now called edomaezushi.Namun size large sushi creations such as onigiri. In those days, fish cooling techniques are still underdeveloped. As a result, fish taken from the seas around Japan should be treated first so as not to damage when used as sushi.
Until the 1970's sushi is still a luxury food. Ordinary people in Japan just to eat sushi to celebrate special occasions, and is limited to sushi delivery. In the manga, often portrayed office workers who return home at midnight drunk. By-by who was taken to bribe the wife waiting at home was the sushi. Although the first kaitenzushi restaurants have opened in 1958 in Osaka, its spread to other areas in Japan takes a long time. Eating sushi as an event the whole family come true in the 1980's in line with the increasingly widespread kaitenzushi.
The success kaitenzushi encourage food companies to introduce various kinds of seasonings that allows instant sushi housewives make sushi at home. chirashizushi or temakizushi can be made with instant seasoning plus rice, seafood, tamagoyaki and nori.
