YOU SAID:

red fish, blue fish, one fish, two fish.

INTO JAPANESE

赤い魚、青い魚、一匹、二匹の魚。

BACK INTO ENGLISH

Red fish, blue fish, one, and two fish.

INTO JAPANESE

赤魚、青魚、1 つ、2 つの魚。

BACK INTO ENGLISH

Red fish, blue fish, one, and two fish.