YOU SAID:
I have two fish tanks
INTO JAPANESE
私は 2 つの水槽があります。
BACK INTO ENGLISH
I have two tanks.
INTO JAPANESE
2 つのタンクがあります。
BACK INTO ENGLISH
Two tanks.
INTO JAPANESE
2 つのタンク。
BACK INTO ENGLISH
Two tanks.
That didn't even make that much sense in English.