Junior Lightweight (also known as super featherweight) is a weight class in boxing. Boxers of this weight division weigh between 57 kg (126 lb) to 59 kg (130 lb).
Notable junior lightweights include Kimura Tatsuya, Eleki Battery, Volg Zangief, and Mike Elliott.
Notable former junior lightweights include Ryo Mashiba, Ryūhei Sawamura, and Yusuke Oda.
Champions[]
JBC Champions[]
| No. | Boxer | Reign | Defenses |
| 1 |  Ryō Mashiba
|
1992 - April 21, 1995 | 6 |
| 2 | Ryūhei Sawamura
|
April 21, 1995 - April 21, 1995 | N/A |
| Vacant title | |||
IBF Champions[]
| No. | Boxer | Reign | Defenses |
| 1 |  Mike Elliott
|
Unknown - February 1997 | 5 |
| 2 |  Alexander Volg Zangief
|
February 1997 - Present | 2 |