You may say 'sakanaya,' written in Japanese as: 魚屋
To say blue fish in Japanese you say ブルーフィッシュ.
Akai sakana is red fish.
Market or markets in Japanese is å¸‚å ´ (ichiba).
In Japanese Fish = Sakana. (That is all I know)
Japanese fighting fish are called 'des combattants' or 'des poissons combattants' in French.
魚肉 Gyoniku
la poissonnerie
青いベタ /a oi be ta/ would mean 'blue betta/fighting fish' in Japanese.
This is so that the purchaser may truthfully say that these fish were personally caught.
oh is not a word in Japanese but death is 死 i you ever have trouble go to yahoo.com and type babel fish then take it from there.
第八孫 this is a way to say eighth grandchild in Japanese. If you have any more questions on translations I recommend trying translators such as Google translate or babel fish.
The Japanese for Koi is nishikigoi.