Langrisser III introduced a non-linear relationship system similar to dating sims.

Depending on the player's choices and actions, the feelings of the female allies will change towards the player character, who will end up with the female ally he is closest with.

[2] Consequentially, it is also set before the prequel series Elthlead, and lays the foundation for the wars which take place in that strategy series.

The game also introduces the genealogies which dominate most of the Langrisser series, with the exception of Langrisser IV, which is set on the Western continent Yeless.

A limited edition of Langrisser III includes an artbook and a holographic cover.