You should print off the [http://www.moj.go.jp/ONLINE/IMMIGRATION/16-3-12.pdf Extension Application Form] (PDF), fill it out in advance, and bring it with you.  It appears that as of 2010, it is mandatory for your school or contracting organization to fill out page 3 of this application, so '''make sure the school fills it out and puts their official stamp on it beforehand'''.
 
You should print off the [http://www.moj.go.jp/ONLINE/IMMIGRATION/16-3-12.pdf Extension Application Form] (PDF), fill it out in advance, and bring it with you.  It appears that as of 2010, it is mandatory for your school or contracting organization to fill out page 3 of this application, so '''make sure the school fills it out and puts their official stamp on it beforehand'''.
   Exception encountered, of type "Error"