The Jugol Series is a series of songs by Caprice. It is currently made up of 25 songs and one talkloid sung by nine VOCALOIDs, two UTAUs, and one human singer. 18 songs and one talkloid are uploaded to YouTube, 3 songs are uploaded to NicoNicoDouga, and 4 songs are uploaded to Piapro. An collection of songs was released on April 3, 2016 with 4 new songs and 4 remakes of previous songs.