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
Chocolate is 'chokoreeto' in Japanese.
Dog in Japanese is 'inu'.
Domo.
Koibito.
Sakarerumono
Owari
Hajime mashite?
Yonbanme
何 (nani)
'Shima.'