Rausch und/and Craziness was a 2-day joint concert by Roselia and RAISE A SUILEN. Additional performance for Craziness was held on February 9, 2020 at Shizuoka Ecopa Arena, Fukuroi. The Blu-rays for the additional performances were included in the limited editions of Roselia's 11th single and of RAISE A SUILEN's 6th single. Roselia's single was released on January 20, 2021 while RAISE A SUILEN's single was released on January 27, 2021.