The Dororo anime doesn't cover the whole manga. Some plotlines and details might be left out or adapted differently to fit the anime format and runtime.
The Horimiya anime didn't fully adapt the manga. There were certain plotlines and details from the manga that weren't included in the anime. However, what was presented still provided an enjoyable viewing experience for fans.
The Kuroko anime doesn't adapt the manga in its entirety. There are parts that are skipped or condensed. But despite that, it still offers a great viewing experience for fans of the manga and newcomers alike.