We write it as 鯉[koi] in kanji in Japanese.
鯉魚
Koi fish Koi fish
Koi fish can live in almost any country. Koi are thought to be originally from Japan. Many people have outdoor fish ponds in which Koi are the dominant fish.
a fish, a koi carp
There is no Kanji for "madsam."
The cast of Sanoukei joshi no koi - 2010 includes: Mari Hamada Kanji Tsuda
because it is fish
Koi are a type of specially bred carp.
Nope they sometimes eat there eggs
Koi fish usually have two eyes.
The Japanese for Koi is nishikigoi.
The sex of koi fish cannot be determined unless a)you dissect the koi or b)you witness the breeding.