The Japanese word, oishii, meaning delicious or tasty is often used to talk about food.

Why do Japanese say Oishii?

“Oishii” is a Japanese i-adjective which means “delicious” or “good-tasting”. It is written in either hiragana as おいしい, or in kanji as 美味しい. … Because it is an i-adjective (いー形容詞), it can be modified to describe something that looks delicious. In this case, you say 美味しそう (oishi sou).

Is it oishii or Oishi?

They are おいしい (oishii) and うまい (umai). The former of these, “oishii”, is typically taught in textbooks as a standard way to say food tastes good, which would roughly parallel with English “This is great” or “This tastes good”. It can also be used to express a good-sounding offer, 美味しい話” (oishii hanashi).