The group that was made from m-net's survival show "Girls Planet 999", A Total of 9 girls that survived to the final ranking and that will promote as a group for 2,5 years are : Kim Chaehyun, Huening Bahiyyih, Choi Yujin, Kim Dayeon, Seo Youngeun, Kang Yeseo, Ezaki Hikaru, Sakamoto Mashiro and Shen Xiaoting.
Oh the group from girls planet 999? It's Kep1er!
by Loonarr January 2, 2022
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A Kpop girl group that was formed through a survival show, Girls Planet 999. This group consists of 9 members, Kim Chaehyun, Huening Bahiyyih, Choi Yujin, Kim Dayeon, Seo Youngeun, Kang Yeseo, Ezaki Hikaru, Sakamoto Mashiro, and Shen Xiaoting.
Someone: Do you know the group "Kep1er"?
Me: Yes of course, Kep1er is my favourite Kpop group!
by beomchars November 23, 2021
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Group that has formed from the survival show girls planet 999
"have you seen the debut line up fo kep1er?"
"yeah but they shouldve been called cosmix"
by malookuh October 27, 2021
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a phrase used by the gays who watched girls planet 999 and voted for kim bora
omg you should totally stan kep1er and stream wa da da or i’ll sell your organs and buy kep1er albums with it
by kep1ian February 6, 2022
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Kep1er is a kpop girl group formed from the survival show Girls Planet 999. They debuted with the song “Wa da da” under Wakeone and Swing Entertainment on January 3rd, 2022. Kep1er’s fandom name is Kep1ian, and that means “people who support Kep1er.” There are nine members in Kep1er such as, Yujin, Xiaoting, Chaehyun, Dayeon, Youngeun, Mashiro, Hikaru, Huening Bahiyyh, and Yeseo. Kep1er is only a temporary group so Kep1er will be promoting for 2 years and 6 months.
Person #1: Wa da da da!

Person #2: What are you singing??

Person #1: Oh, I’m singing Wa da da, one of Kep1er’s songs!

Person #2: OMG! Isn’t Kep1er from GP999?

Person #1: YES! You should stan them!

Person #2: I’m gonna listen to Wa da da nonstop!
by lololololollololll June 21, 2022
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