狼のクリスタル /oo ka mi no ku ri su ta ru/
狼の水晶 /oo ka mi no sui shou/ if you want a complete Japanese term (kurisutaru is Japanized term from English word 'crystal'.)
[oo = elongated 'o' sound]
Wolf demon in Japanese.
I believe it means "Wolf"
Great Wolf God
There are many words for spirit in Japanese. I am not sure if this is the most suitable translation, but ookami no genkiwould at least literally mean wolf's spirit.
Wolf eyes is ookami (no) me in Japanese.
結晶蛇 Kesshō hebi
Green wolf is midori ookami in Japanese.
Ice wolf is kori ookami in Japanese.
Blue wolf is ao ookami in Japanese.
Purple wolf is murasaki ookami in Japanese.
Ookami means wolf in Japanese and yuki means snow in Japanese so, yuki ookami means snow wolf in Japanese.
The Japanese word for wolf pup is Koinu okami