A special birthday event will be held in the vibrant Mapo District of Seoul. To commemorate the 23rd birthday of Jaehyun, the leader of BOYNEXTDOOR, who is as cute as a puppy but smarter than anyone, fans have passionately prepared two special places.

The first place is a space filled with illustrations depicting Jaehyun's charm. Here, fans can enjoy artworks directly drawn by them in the form of postcards and stickers, and various perks are available that offer a glimpse into Jaehyun's unique style.

The second place is themed around Jaehyun's transformation into a rock star. With the theme of "Famous Dog" Jaehyun transforming into a rock star, various delights such as birthday cafe exclusive perks and lucky draw events are prepared.

These two places can be enjoyed at a cafe in Mapo District from December 4 to 7, 2025. Celebrate Jaehyun's birthday even more specially through this unique event filled with unique themes and the love of fans.