聞いた話だけどグンマーって異国みたいなんだろ？
http://corticalscrew.c.blog.so-net.ne.jp/_images/blog/_7ed/corticalscrew/mig-3304b.jpeg
http://blog-imgs-54.fc2.com/s/a/n/sanpan88/123_convert_20120607171914.jpg
http://cdn-ak.f.st-hatena.com/images/fotolife/i/ibenzo/20150701/20150701222543.jpg
http://image.space.rakuten.co.jp/d/strg/ctrl/9/22c46b3991d8d5bb0b9cfb02c58834c99ec1697c.01.2.9.2.jpeg
http://corticalscrew.c.blog.so-net.ne.jp/_images/blog/_7ed/corticalscrew/Gunma.jpg