Accepting the post of Royal Tutor at the court of the king of Grannzreich, Heine Wittgenstein is a little professor with a big job ahead! Each of the kingdom's four princes has a rather distinct personality. Does their diminutive new instructor have what it takes to lay down some learning? It's a comedy of educational proportions! (Source: Yen Press)

Daisuke Hiroseas Leonhard von Grannzreich
Keisuke Uedaas Heine Wittgenstein
Shouta Aoias Licht von Grannzreich
Yuuto Adachias Bruno von Grannzreich
Yuuya Asatoas Kai von Grannzreich
Daisuke Namikawaas Ludwig
Shinnosuke Tachibanaas Maximilian
Takuya Eguchias Ernst Rosenberg
Toshiyuki Morikawaas Victor von Grannzreich
Daisuke Onoas Eins von Granzreich