Japanese people generally don’t like vinegar. Actually, if you go around the local supermarket, you’ll see sushi vinegar (which is quite sweet); normal vinegar; and imported balsamic, rice wine, et cetera kinds of vinegar. However, the normal vinegar available at least in my area, has about, I guess, 25% the sourness and acidity of vinegars we have in my country. So when I cooked it for myself, I ended up using a lot of it to achieve the sourness I craved for. However, this recipe is the one I c...