JO1 will release their third single "CHALLENGER" on April 28th. 

The members made the announcement on February 20th during their online live 'JO1 Live Streaming Concert: STARLIGHT DELUXE.' The concept of the single will be "JO1 will take a step into an unknown world." It will be released in a Limited Edition A (CD+DVD), Limited Edition B (CD+Photo Book), and a Regular Edition (CD-Only).

To commemorate the single's release, the group will hold an online event on April 17th and 18th. The 17th will be a showcase live for those who purchased the single at Tower Records stores, while the 18th will be a talk event for those who purchased the single on Rakuen Books. 

The track list can be seen below.

===

Limited Edition A

CD

01. Born To Be Wild
02. Speed of Light
03. Design
04. Tsutaerareru nara

DVD

・Special Footage (JO1 CHALLENGE)

Limited Edition B

CD

01. Born To Be Wild
02. Get Inside Me
03. Design
04. Tsutaerareru nara

Regular Edition

CD

01. Born To Be Wild
02. Kimi no Mama
03. Design
04. Tsutaerareru nara