Twin Tail wa Mou Shinai
- Twin Tail wa Mou Shinai (ツインテールはもうしない; I Won't Wear Twintails Anymore)
- Akimoto Yasushi
- Kurosu Katsuhiko
- Other Information
- Arrangement: Kurosu Katsuhiko
Artist: Mayuzaka46 (まゆ坂46)
- Watanabe Mayu
- Nogizaka46: Ikuta Erika, Ikoma Rina, Itou Marika, Inoue Sayuri, Saito Yuuri, Sakurai Reika, Shiraishi Mai, Takayama Kazumi, Nakada Kana, Nishino Nanase, Hashimoto Nanami, Fukagawa Mai, Hoshino Minami, Matsumura Sayuri, Wakatsuki Yumi
There are currently two versions of "Twin Tail wa Mou Shinai" to be found in Watanabe Mayu's discography. These versions are:
- Twin Tail wa Mou Shinai (Original)
- Found on the limited B edition of the "Otona Jelly Beans" single as track #3.
- Twin Tail wa Mou Shinai (Instrumental)
- Found on the limited B edition of the "Otona Jelly Beans" single as track #6. This is the standard version without the main vocals.
- STUDIO48: "Twin Tail wa Mou Shinai" lyrics