1000-en Hero

Monsters roam freely in Japan, and heroes defend the public using abilities powered by a cost measured in yen per second. Hiasa Sen is more concerned with managing his finances, securing grocery discounts, and working multiple part-time jobs to support his younger sister. Despite his struggles, he possesses a hidden ability that activates in moments of danger. However, using it might bring more complications than benefits. His focus remains on ensuring his sister's happiness, believing her smile makes everything worthwhile.