The previous audio drama CD was released as a bonus for the special edition of Majo no Tabitabi Volume 08 back in November of 2018.
The second audio drama will be included as a pack-in bonus CD on the Japanese limited edition release of Volume 10 of Major no Tabitabi, which will be released in Japan on August 14, 2019.
Kaede Hondo as Elaina, a wandering witch and the main character of the series.