List of current active Kanto Junior Units[]
| Unit | No. of Members | Date Established | |
|---|---|---|---|
| 宇宙Six |  |
4 | November 11 2016 |
| Travis Japan |  |
9 | February 2012 |
| HiHi Jet |  |
5 | October 26 2015 |
| 東京B少年 |   |
6 | November 23rd 2016 |
| 7 MEN 侍 |   |
7 | March 5th 2018 |
| Shonen Ninja |   |
23 | 2018 |
List of Kanto Units that have debuted[]
| Unit | No. of Members | Debut Date | Notes | |
|---|---|---|---|---|
| King & Prince |   |
6 | January 17, 2018 | Original junior unit Mr. King vs Mr. Prince |
| SixTONES |   |
6 | January 22, 2020 | Double debut alongside Snow Man |
| Snow Man |   |
9 | January 22, 2020 | Double debut alongside SixTONES |
List of disbanded Kanto Junior Units[]
| Unit | No. of Members | |
|---|---|---|
| Classmate J | 6 | |
| Tensai Genius | 3 | |
| Love-tune | 7 |
List of Kanto Junior Boys