Zennin no Ossan, Boukensha o Intai shite Kojiin no Sensei ni naru - Elf no Yome to Juujin Youjo-tachi no Tanoshiku Kurashitemasu

Jiro is a former veteran adventurer who decided to retire due to a serious injury in the past. He goes on an aimless solo journey to start his second life, and ends up having a fateful reunion…! He met Colette, an elf who was his childhood teacher and his first love!! Although she is poor, Jiro runs her own orphanage, so Jiro tries to help her by using her special ability [copying objects and magic], but…? A fun, warm, soothing and slow life begins!