A new anime project that adapts popular side stories that were left out of the main anime series. As the graduation ceremony at Katagiri High School comes to an end, Kyouko Hori, her boyfriend Izumi Miyamura, and their friends begin to look back on their time as students. The moments they shared together may be fleeting, but each one is a colorful piece of their precious memories.

Horimiya: The Missing Pieces ran for 1 season. No new episodes are scheduled.