The song will be included in the first mini-album for the second season, “Zoku Touken Ranbu -Hanamaru- Utayomi Shu Vol. 1” to be released on January 10, 2018.
The official website for the Touken Ranbu -Hanamaru- TV anime series posted a 80-second main trailer for its upcoming second season Zoku Touken Ranbu -Hanamaru- featuring its OP theme song “Hanamaru Jirushi no Hi no Moto de” (Under the Day of the Flower Circle Symbol) performed by Mitsuhiro Ichiki (Yasusada Yamatonokami) and Toshiki Masuda (Kiyomitsu Kashu).
Following the well-received 12-episode first season in October-December 2016, the second season Zoku Touken Ranbu -Hanamaru-is set to premiere on Tokyo MX, Kansai TV, and BS11 on January 7, 2018.