Greenland (Into the Future)

Greenland is the 42nd stage in Into the Future.

Reference

 * http://battlecats.spica-net.com/chapfuture1/s05.html
 * http://battlecats.spica-net.com/chapfuture2/s05.html
 * http://battlecats.spica-net.com/chapfuture3/s05.html