Japan's immigration agency stripped a Japanese language school of its certification Wednesday after it found a staff member physically restrained a Vietnamese student last October.The staff member at the Nishinihon International Education Institute in the southwestern city of Fukuoka was found to have restrained the student for several hours using a chain and padlock wrapped around his belt, according to the Immigration Services Agency of Japan.The incident occurred following a disagreement between the school and the man in his 20s over his wish to change schools.It is the first time the ag…READ FULL ARTICLE