1) Fictional dragon 2) Fictional mute character 3) Italian boy name 4) Japanese boy name 5) Street Fighter fighter Found on https://www.crosswordclues.com/clue/ryu
[Street Fighter] Having premiered in the first Street Fighter in 1987, Ryu appears as the lead character from the game along with his best friend Ken Masters participating in the Street Fighter tournament. Further games from the series show Ryu to be highly focused on his training, aiming to become the strongest he can. However, his powers ... Found on http://en.wikipedia.org/wiki/Ryu_(Street_Fighter)
[school] In English, the word is frequently used to refer to schools of Japanese martial art, although it can also be found used in other disciplines (for example Nihon-koryū and Sōgetsu-ryū in ikebana, Kantei-ryū in calligraphy, etc.). ==Ryū in the martial arts== Japanese martial arts are often classified and codified into ryūha. Usu... Found on http://en.wikipedia.org/wiki/Ryū_(school)
Ryu is an Italian name for boys. The meaning is `dragon` The name Ryu is most commonly given to Dutch boys. (2 times more often than to American boys.) Found on https://www.pregnology.com/names/boys/Ryu