Johnny's Jr. are:

 
Acrobat Boys Club (A.B.C.): Koichi Goseki, Shota Totsuka, Ryoichi Tsukada and Fumito Kawai

B.A.D. : Junta Nakama and Akito Kiriyama

B.O.Y.S. : Takahiro Hamada, Daichi Nakata, Ryuuta Muro and Kunta Yamasaki

BUTOUKAN: Tomoyuki Yara, Kento Senga, Ryoichi Tsukada, Bunichi Hamanaka and Ryouta Yamamoto

fiVe: Rikiya Nakaegawa, Ryota Uesato, Koji Makino and Daisuke Ishigaki 

Kis-My-Ft.2: Hiromitsu Kitayama, Kyohei Iida (No longer a member), Kento Senga, Toshiya Miyata, Wataru Yokoo, Taisuke Fujigaya, Yuta Tamamori and Takashi Nikaido

Little Gangs: Hayashi Matori, Hidetaka Ishida, Yuuki Shinya, Masaya Uemura, Ryuuya Yoshida, Kyouhei Yokoyama, Kenta Yamaguchi, Myuuji Ono, Jouichirou Fujiwara 

Musical Academy (MA): Tomoyuki Yara, Tsuyoshi Yonehana and Shingo Machida 

OSSaN: Hiroaki Ohta, Ryota Senzaki, Koki Satake and Hiroki Nagao

Question? : Daijiro Yonemura, Yoshihiro Yodogawa, Kazuyori Fujiie, Akun Igo and Daisuke Ishigaki

PS: Minna! None of that songs were ripped by me! Please, check it out the credits! ^^ Thanks to them that we can have it available to download!