MAKO, the leader of the group NiziU, and member MAYUKA captured the attention of global fans by sharing their playful daily lives.

Recently, a "Bickering Challenge" video featuring MAKO and MAYUKA was posted on NiziU's official YouTube channel. In the video, the two demonstrated perfect chemistry and refreshing visuals, proving their "best friend" bond within the team.

In the released video, MAKO and MAYUKA appeared wearing matching cozy beige-toned fur jackets. One added cuteness by wearing a bear-ear headband with a cute character, while the other radiated pure and lively charm with a neat ponytail style.

The two struck a fighting pose with clenched fists toward the camera and made playful faces while standing back-to-back, creating a cheerful scene befitting the name of the challenge, "Bickering."

What stood out in this challenge was not only their perfect visual combination but also the affectionate atmosphere as they looked at each other. MAKO and MAYUKA continuously smiled brightly even amidst the bickering concept, delivering positive energy to viewers.

Fans (WithU) who saw the video responded enthusiastically, saying, "The MAKO and MAYUKA combo is always right," "The bear headband suits them so well," "It's healing to see them bickering," and "NiziU's teamwork is truly the best."

Meanwhile, while actively performing in both Korea and Japan, NiziU has been communicating closely with fans by consistently revealing their friendly off-stage sides through YouTube and SNS. This challenge video, highlighting the warm friendship between the members, recorded high view counts immediately after its release, once again proving NiziU's unwavering popularity.