Where to watch Horimiya: The Missing Pieces?
Horimiya: The Missing Pieces is an anime show featuring Haruka Tomatsu.
Horimiya: The Missing Pieces is currently streaming for free (ad-supported) on Crunchyroll and it's also available on Crunchyroll, Funimation Now and Hulu.
It is also possible to buy Horimiya: The Missing Pieces on Amazon Video and Apple TV.