Episode 21

Takaoka's Time (initially titled XX Time) is the twenty-first episode of the Assassination Classroom anime. It first aired in Japan on June 12, 2015.

Summary
As the group of Class E students continue to the top floor, they run into Gastro and must fight him. If they survive this, will they finally see the identity of the person behind all this!?

Episode Notes

 * The episode was originally titled "XX Time." This mirrors the manga where the title of chapter with the same name was crossed out.