Hibike! Euphonium Specials Episode 6

Professor Taki’s Secret! (滝先生の秘密だフォ！) is the sixth OVA episode of the first season of the Hibike! Euphonium anime series. It was broadcasted on November 18, 2015.

Synopsis
One day after rehearsal, Kumiko, Hazuki, and Midori let each other know about Taki's mysterious life and all the rumors about him. One such is that he is a dangerous sniper. Together with Reina, the trio attempt to investigate.