VTuber reacts to Koseki Bijou's new song Rock In!

#ENVtuber #Vtuber #reaction #biboo #kosekibijou Hi everyone! Hope you enjoy my first ever reaction video! I've never done this before so hope you like it. Make sure to check out the original video to give Biboo some support! -    • 【KOSEKI BIJOU】ROCK IN!【Original Song MV】   ----------------------------------------------- Twitter - https://x.com/UmbraNyx_ TikTok -   / umbranyx