Nissei Plastic Industrial Started Operation of 500 kW Solar in Sakaki, Nagano

Nissei Plastic Industrial started the operation of a 500 kW solar system on its factory roofs in Sakaki town of Nagano prefecture.

3,520 panels were installed. And the investment is 150 million JPY except construction cost.

Kankyo Business: 2013/08/29
http://www.kankyo-business.jp/news/005609.php
Nissei Plastic Industrial (in Engish)
http://www.nisseijushi.co.jp/en/index.html