Genjuu Shuushuudan

The Highlandy Republic and the Dragon Empire normalized their diplomatic relations through negotiations. In addition, "International highway" was built as a magical defensive means against phantom beasts.
Aneka is a small town in the northern part of the Highlandy Republic, mostly known for mountaineering. However it has a mysterious provincial guild that takes on requests far more difficult than a normal hunters guild. It is rumored to have a unique secret phantom beast capturing technique.
Main character travels to Aneka from Dragon Empire and meets phantom beast collector girl Jade.

[From vndbreview]