Detail album pertama member AKB48 Watanabe Mayu yang akan dirilis 20 Desember 2017 mendatang telah terungkap.
Album ini akan berjudul 'Best Regards!'. Album ini akan dirilis dalam 3 type yakni Limited Edition Type A & B [CD+DVD] serta Reguler Edition [CD]. Album ini akan berisi lagu-lagu dari single solo pertama Mayuyu 'Synchro Tokimeki [シンクロときめき]' hingga single solo kelima-nya 'Deai no Tsuzuki [出逢いの続き]'.
TYPE A
CD
- Synchro Tokimeki
- Otona Jelly Beans
- Hikaru Monotachi
- Rappa Renshuu-Chuu
- Deai no Tsudzuki
- Sayonara no Hashi
- Onna no Ko Nara
- Tadashii Mahou no Tsukaikata
- Mamotte Agetakunaru
- Saba no Kanzume
- Kaze no Violin
- Yasashiku Sasete
- Nantai Renai Kuragekko
- Mayu no Tame ni
DVD
- Synchro Tokimeki MV
- Otona Jelly Beans MV
- Hikaru Monotachi MV
- Rappa Renshuu-Chuu MV
- Deai no Tsudzuki MV
- Sayonara no Hashi MV
TYPE B
CD
- Synchro Tokimeki
- Otona Jelly Beans
- Hikaru Monotachi
- Rappa Renshuu-Chuu
- Deai no Tsudzuki
- Sayonara no Hashi
- Onna no Ko Nara
- Tadashii Mahou no Tsukaikata
- Mamotte Agetakunaru
- Saba no Kanzume
- Yuuhi no Ijiwaru
- Mirai no Koibito
- Koi wa Shinpaishou
- Junjou Soda sui
DVD
- Watanabe Mayu 'Rappa Renshuuchuu' Release Solo Live ~Mayu's Restaurant Zenkyoku Full Course wo Meshiagare~
Reguler Edition
CD
- Synchro Tokimeki
- Otona Jelly Beans
- Hikaru Monotachi
- Rappa Renshuu-Chuu
- Deai no Tsudzuki
- Sayonara no Hashi
- Onna no Ko Nara
- Tadashii Mahou no Tsukaikata
- Mamotte Agetakunaru
- Saba no Kanzume
- Koyubi no Hohoemi
- Mayuyuroid
- Magirashiteiru
- Triangular
via Anakamirikarutenani.blogspot.com