The Japanese word for Dragon is "Ryuu"
ドラゴンストライキ
Doragonfurūtsu
sustrani alesiton
to say hidden in Japanese is 隠された and it is read like kakusa re ta hope this helps :)
Kagami Ryū
ginryu
'Kinzoku no ryuu'.
ryu no ha
ryu-ken
Doragon iki
to say dragon in Japanese is 龍 and it is read ryuu hope this helps :)