Kang Ye-seo

2021–present: Girls Planet 999, Kep1er and Madein

On July 18, 2021, Kang was officially announced as a contestant in Mnet's survival show Girls Planet 999 where she represented 143 Entertainment alongside fellow Kep1er member Mashiro Sakamoto. On October 22, Kang placed 6th with a total of 770,561 points in the final episode thus making her included in final group lineup.

On January 3, 2022, she officially debuted as a member of Kep1er with the release of their first EP, First Impact.

On July 15, 2024, Kang, along with Mashiro, left Kep1er. On July 29, it was officially announced that Kang would be part of the rebranded group Madein. She left the group in December 2025.

In February 2026, Kang return to acting in her theatrical debut The Belgian Fish as Petit Filleux, with Jo Min-kyung.

Discography

Filmography

Film Year Title Role Notes 2012 Fighting Family The Seahorse Family 2013 Miracle in Cell No. 7 Choi Ji-yeon Sprout Yeseo 2014 Forgive Me young Min-ji 2017 One Step young Si-hyun

Television series Year Title Role Notes 2010 Golden Fish Moon Seo-yeon Smile, Mom Shin Yoo-ra 2011 Brain Choi Ryu-bi Men Cry Lim Ju-hee Duet Han Joon-hwi 2012 The Korean Peninsula Im Jin-jae Angel's Choice Yoo-ran and Sang-ho's daughter Dream of the Emperor Young Princess Yeon-hwa 2013 Flower of Revenge Yoo Ye-ji 2017 Ancient Beast Song Ha-eun 2019 Abyss young Jang Hee-jin and young Oh Su-jin 2020 Diary of a Prosecutor Yang Eun-jung 2021 Cheat on Me If You Can Park Yeo-ju Bossam: Steal the Fate Kim Hye-yoon

Television shows Year Title Role Notes 2021 Girls Planet 999 Contestant Finished 6th

Theater Year Title Role Venue Notes 2026 The Belgian Fish Petit Filleux Jiguin Art Hall Small with Jo Min-kyung