B1A4 - [OFFICIAL LIGHT STICK VER.3] "ROCKHYUN" allowing you to thoroughly understand

allowing you to thoroughly understand even the smallest elements of 'Seonup Twi'

A special synergy that will open the door to a new generation

Type D: 8 cards

the final version of the TREASURE series

It is a song that shows off the use of brass performance that goes well with the drum source used

B1A4 - [OFFICIAL LIGHT STICK VER.3] "ROCKHYUN" allowing you to thoroughly understandB1A4 [OFFICIAL LIGHT STICK VER. 3] Release Date: July 22, 2026 Depending on versions, contents (cover, photo book, mini book, photo cards, posters, etc.) in the official album package may vary. All products are officially distributed BRAND NEW and FACTORY SEALED packages. Your purchase quantity will count towards HANTEO, CIRCLE (GAON) and BILLBOARD Charts.