If you are holding Chinese passport, you are allowed to stay in Japan less than 72 hours if you are onward ticket. You need to fill in a form to apply for a shore pass before you proceed to the immigration. You will see the sign when you land at the Narita Airport or any other Japanese international airports. If you like to know more info, you could send email to me NL999@yahoo.com, or visit japan consulate website. http://www.montreal.ca.emb-japan.go.jp/english/