Chapter 121

Second Semester Opening Ceremony is the one hundredth and twenty first chapter of Kohei Horikoshi's Boku no Hero Academia Manga.

Summary
All Might regrets having brought the secret of One For All upon Katsuki and apologizes. All Might decides to properly explain to Katsuki about everything regarding One For All. And so, All Might spoke to Katsuki about One For All being a transferable Quirk that is passed down from generation to generation in order to fight evil, how he became the Symbol of Peace using One For All, the injury that limited him to using One For All and how he chose Izuku as his successor.