Some setup you must do manually if you haven't yet:

1. Create tables

     rake db:migrate

2. Download & Import data. (download site: http://www.ekidata.jp/)

     rake jpstation:import FILE_DIR=/jpstation/path

   Load Prefectures if prefecture data does not exist.

     rake jpstation:prefecture

3. Customize models ( if need be )

   Copy jpstation models to your Rails project if you want to customize.

     rails generate jpstation:models