Vol.2 Goodbye to Love-Monophobia(2022)
project Dialogue Vol.4-Our Unknown Country (2019)
Vol.4 Our Unknown Country-The Outside Story (2017~)
Vol.3 the Definition of Botong-Nowhere Man (2017)
Vol.3 the Definition of Botong-Now Here is Nowhere (2016)
project Dialogue Vol.3-the Definition of Botong (2013)
project Dialogue Vol.2-Goodbye to Love (2013~)
Vol.1 Dream Dust-A Drift in the Dream (2011)
project Dialogue Vol.1-Dream Dust (2011)