- Good-bye, Guitar
- Akimoto Yasushi
- Shimada Yuki, Iwasaki Seiji
- Other Information
- Arrangement: Nonaka "Masa" Yuichi
Artist: Team M
- NMB48 Team M: Azuma Yuki, Ishizuka Akari, Uemura Azusa, Uno Mizuki, Okita Ayaka, Kawakami Rena, Kinoshita Momoka, Kushiro Rina, Kondo Rina, Takei Sara, Tanigawa Airi, Nakano Reina, Fujie Reina, Matsumura Megumi, Mita Mao, Murase Sae, Morita Ayaka, Yagura Fuuko
- NMB48 Team M / AKB48 Team A: Shiroma Miru
There are currently two versions of "Good-bye, Guitar" to be found in NMB48's discography. These versions are:
- Good-bye, Guitar (Original)
- Found on the Type-B edition of the "Must be now" single as track #3.
- Good-bye, Guitar off vocal ver.
- Found on the Type-B edition of the "Must be now" single as track #6. This is the standard version without the main vocals.