Song Hayoung

Birth September 29, 1997 Singa-dong, Gwangsan-gu, Gwangju, South Korea Nationality Republic of Korea Clan Yeosan Song Physical 163cm | 44kg | Type A | 240mm | 1.5 Left / 1.0 Right vision Family Parents, Older Sister (born 1995), Younger Brother (born 2000) Pets: Hodu, Maru (Cats) Agency Ascend Entertainment Group fromis_9 Position Main Vocalist, Main Dancer Symbol Color Yellow Debut January 24, 2018 fromis_9 1st Mini Album To. Heart MBTI INFP Motto Let's not be afraid of challenges and learn a lot. Nicknames Hanyang, Habpang Oldest in the team

Park Jiwon

Birth March 20, 1998 U-dong, Haeundae-gu, Busan, South Korea Nationality Republic of Korea Clan Miryang Park Physical 157cm | Type A | 225mm | Left-handed Family Parents, Older Brother (born 1996) Religion Catholic → Irreligious Agency Ascend Entertainment Group fromis_9 Position Main Vocalist Symbol Color Magenta Debut January 24, 2018 fromis_9 1st Mini Album To. Heart MBTI ENTP Motto A warm heart and courage Nicknames Jyeoni, Megan Second oldest in the team

Lee Chaeyoung

Birth May 14, 2000 Heunghae-eup, Buk-gu, Pohang, Gyeongsangbuk-do, South Korea Nationality Republic of Korea Clan Gyeongju Yi Physical 168cm | 46-48kg | Type B Family Parents, Older Sisters Lee Hye-in (born 1993), Lee Hye-ji (born 1996) Pet: Hyuji (Male, Maltese) Religion Protestantism Agency Ascend Entertainment Group fromis_9 Position Vocalist, Rapper, Dancer Symbol Color Green Debut January 24, 2018 fromis_9 1st Mini Album To. Heart MBTI INFJ Motto Sincerity will be understood. Nicknames Chaeng, Kkaeng Third oldest in the team. Same age as Nagyung.

Baek Jiheon

Birth April 17, 2003 Beolgyo-eup, Boseong-gun, Jeollanam-do, South Korea Origin Haeryong-myeon, Suncheon-si, Jeonnam-Gwangju Integrated Metropolitan City Nationality Republic of Korea Clan Suwon Baek Physical 166cm | 45kg | Type B | 235mm Family Parents, Younger Brother (born 2008) Religion Protestantism Agency Ascend Entertainment Group fromis_9 Position Vocalist Symbol Color Blue Debut January 24, 2018 fromis_9 1st Mini Album To. Heart MBTI ENFJ | INFJ Hobbies Watching plays and musicals Motto I will walk without stopping Nicknames Heoni, Kkulgigi Youngest in the team (Maknae)