Genjitsu Shugi Yuusha no Oukoku Saikenki, also known as How a Realist Hero Rebuilt the Kingdom, is an anime series that follows Kazuya Souma, a pragmatic young man who is transported to a fantasy world and tasked with reviving a declining kingdom. Using his knowledge of modern economics and politics, he implements reforms and gathers talented individuals to restore prosperity. The series explores themes of leadership, strategy, and the challenges of governance.