The updated, new infomation about the new type influenza is available form the Ministry of Health in English.
http://www.mhlw.go.jp/english/topics/influenza_a/index.html

It has detailed information about the symptoms of the new type inflienza and what to do. If you have the symptoms of the influenza and wish to make a visit to a medical institution, make sure to cotact them before you go and follow their advice.