There are no plurals in Japanese.
黒い竜 = kuroi ryuu, or lit. black dragon.
Hope this helps~
ドラゴンの血
White when translated from English to Japanese is shiro for shiro means white
Dog in Japanese is 'inu'.
Chocolate is 'chokoreeto' in Japanese.
Owari
Domo.
Koibito.
Sakarerumono
Yonbanme
何 (nani)
Hajime mashite?
Sumimasen.