ジャニーズJr. (Johnny's Jr.) is a part of Johnny's Entertainment that focuses only on boys that are mostly younger than 25. All Johnny's Entertainment bands that are not debuted yet, are called "Johnny's junior".
The current Johnny's Jr groups are: ふぉーゆー, They武道, Mis Snow Man (subgroups: Noon Boyz and Snow Man), Travis Japan, Sexy Boyz, Sexy Champ, Sexy 松(Show), Kin Kan, なにわ皇子, Sexy Age, Gang-Star, Little Gangs, MA-Mix, ボーイズ (BOYS)
Other Johnny's Jr. are: 佐野瑞樹 (Sano Mizuki), 生田斗真 (Ikuta Toma), 風間俊介 (Kazama Shunsuke), 長谷川純 (Hasegawa Jun)
For the current Kansai-Johnny's Jr groups go here: 関西ジャニーズJr. (Kansai Johnny’s Jr.).