"Mubō na Yume wa Sameru Koto ga Nai" (Japanese: 無謀な夢は覚めることがない, lit.

[1][2] The song was performed live for the first time during the STU48 concert at the Tokyo Dome City Hall on January 18, 2020.

[5] B-side "Bokura no Shunkashūtō"[b] is the first appearance in a single of the group's second generation trainees, who debuted in December 2019.

[6] "Setouchi no Imōto"[c] was the theme song for a commercial for Hiroshima Telecasting's Bridal Information Center and performed by members who appeared in the ad.

[7] "Kiseki to iu Na no Story"[d] was created for the group's second original stage set list "Bokutachi no Koi no Yokan" and performed by all full members (excluding trainees).