Likely refers to the resolution (720p) or a specific version/release number in a series.
As for the webdl 72 link, I couldn't find any information on a specific link related to the anime series. However, there are various streaming platforms and websites that offer the anime series, such as Crunchyroll, Funimation, and HIDIVE. boku ni harem sefure ga dekita riyuu webdl 72 hot link
The specific terms used in the query are common in digital media distribution: Likely refers to the resolution (720p) or a