Ecrin forms in Kanto (関東)関東.
Vocalist Remu (澪夢) and guitarist Mio (珱) secede.
Ecrin pauses activites
Keyboardist yuika secedes.
Ecrin resumes activities.
Bassist SHOTA performs as support member.
Ecrin disbands
Ecrin was a non-vkei band in Kanto. They were active from 2016 to 2019 and are now disbanded.