What are some drama CD series with cover art that you like?

[icterine]

This topic occurred to me as I was attempting to organise my audio content collections (related thread: https://www.anime-sharing.com/threa...ck-of-your-audio-book-misc-purchases.1979141/) and saw some gorgeous art along the way.

What are some drama CD series with cover art that you like?

Below is the series that inspired this topic, Ayakashi Monogatari.