Naoi Rei

Weighing in at 100 lbs and standing 5'7", Naoi Rei has a slim build with black hair and brown eyes. Born on February 3, 2004, in Nagoya, Aichi, Japan, she is Japanese and Asian. She moved to South Korea as a trainee after passing the Loen Friends Global Audition in Japan in 2018, then joined Starship Entertainment. Rei attended Seoul Performing Arts High School and trained for about three years before debuting in late 2021 as part of IVE.

As IVE's main rapper and sub-vocalist, she contributed to hits like ELEVEN, LOVE DIVE, After LIKE, and I AM, which helped the group gain global prominence. She has also written lyrics for several IVE tracks, showing her creative side. On social media, she connects with fans through Instagram and X, sharing performance clips, styling moments, and tour highlights. Her follower count on Instagram has reached 4.4 million.

Rei has appeared on Korean and Japanese TV programs, award shows, and variety formats, including SBS Gayo Daejeon, Music Bank Global events, The K-Star Next Door, and Running Man. She also took on MC duties at ASEA 2025. She took a brief break in 2023 for health reasons but returned to her schedule. Her signature pigtails and playful expressions are often highlighted by fans, and she is known for her warm personality and witty charm.