Wahie appear in Suikoden Tierkreis.
Wahie is known for his great knowledge of Gateways and for Wanderers, he a Guru.
Joins after you get Cougar. Hotupa will attempt to send Cougar to his own world, but he is unable to go. Wahie comes out and tells you some Gateway advice, and joins after this. You can go to him to do your Nintendo Wi-Fi stuff.