https://aidoru-online.me/torrents-details.php?id=190880
Episode's description :
The other day, Mayama, the oldest member of Ebichu, appeared as a guest in the 'Ebichu no Dôga to ka'' episode ''Riko's room''.
This time, she will be challenging us to a quiz about the other youngest member of Ebichu, Kobayashi Kaho !