First of all, Ueda Reina voiced the heroine Juna Domar. Her performance was lively and interesting, and she successfully created a diversified character who was gifted in singing and dancing and was good at water system magic. In addition, Ueda Reina's performance was well received by the audience, and her performance in the play fully demonstrated Juna Domar's personality and charm.

Secondly, other seiyuu also endowed their roles with unique charm. For example, Kobayashi Yuusuke voiced the leading actor Xiangma Yiye. His performance was affectionate and sincere, and he successfully created an image of a king who took responsibility for the country and the people.

Generally speaking, the voice-over of Rebuilding the Kingdom of the Realistic Brave is excellent, and the voices of each character are distinctive, adding more colors to the plot.