Over the past years people in western countries have seen the Katana as a Japanese sword therefore calling it a Katana instead of just a sword. The word Katana itself though just means sword, if they would refer to the blade of the sword they would say "katana no ha [刀の刃]," which literally means "Blade of a sword".
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.
SugoiSugoi