2023 has been an exciting and transformative year in the K-pop universe, buzzing with the debut of numerous sub-units from some of our favorite groups. This trend is more than just a shift in line-ups; it's a window into the individual talents and styles of members we've come to love. Each sub-unit brings its own flavor to the table, letting these artists play around with a variety of musical genres and concepts. It's like seeing a new side of an old friend – familiar yet refreshingly different.

Let's delve into some of the most noteworthy sub-unit debuts of 2023.

TWICE – MISAMO

The popular girl group TWICE took a bold step in 2023 by debuting their first sub-unit, MISAMO. Comprising of Japanese members Mina, Sana, and Momo, MISAMO released their Japanese debut mini-album, "Masterpiece,” in July. Upon its release, the album quickly climbed the charts in Japan, further solidifying TWICE’s place in the Japanese music market.

NCT – NCT DOJAEJUNG

NCT DOJAEJUNG, the fifth sub-unit of the K-pop boy band NCT, made their official debut in 2023. This dynamic trio, consisting of the talented members Doyoung, Jaehyun, and Jungwoo, introduces a captivating fusion of vocals, charisma, and style. Their debut extended play, “Perfume,” released on April 17, features captivating tracks that showcase their musical prowess.

MONSTA X – SHOWNU X HYUNGWON

Adding to the growing chapter in Monsta X's history, Shownu x Hyungwon emerged as the group's first official sub-unit. Comprising the talents of Shownu and Hyungwon, this dynamic duo seamlessly combines skill and charisma, captivating fans worldwide. Their debut extended play, "The Unseen," released on July 25, 2023, showcases the harmonious synergy between the two members.

TREASURE – T5

YG Entertainment has a history of crafting unique and impactful sub-units, and T5 is the first official sub-unit of TREASURE, their only fourth-generation group. T5 debuted on June 28, 2023, with the digital single titled “MOVE.” Comprising five talented members, So Jung Hwan, Junkyu, Jihoon, Yoon Jae Hyuk, and Doyoung, T5 brings together a dynamic mix of vocals, dance, and visuals.

The sub-units have added a new dimension to the K-pop landscape, allowing fans to witness the diverse talents within their favorite groups. What is your favorite sub-unit debut in 2023?