The servers that can be connected to are different for each connection method.
MillenVPN dedicated app
You can connect to servers in the countries list ed on the following pages:
https://millenvpn.jp/locations/
MillenVPN MillenVPN Native OpenConnect
Connects to Japan, Australia, Germany, USA, UK and Korea servers.
Only MillenVPNdedicated server
Japan server can be connected.
As of 12/10/2024