Yuuto's been sent to another world, where he is now commander, or "Patriarch" of a clan of warriors.  To survive in this new world, he uses his cell phone, his only connection to the girl he loves back home.
Welcome back, Yuuto-dono.
Seid gegrüßt, Yuuto-dono.
Bienvenido, Yuuto.
Bienvenido, Yuuto.
Bentornato, Yuuto, signore.
Bem-vindo de volta, Yuuto-dono.
С возвращением, Юто.