It is customary to put miso in Japanese cuisine in Nagoya. In Tokyo, you don't need to put miso.

Miso is a kind of seasoning wine.

Mirin

Mirin is a yellow transparent sake made from steamed glutinous rice, funked with rice koji, sweetened with rice mold, and fermented with sugar. It has a sweet flavor and is used as a seasoning, a drink, and a beverage. It can be used as a flavor or a drink.