Born on September 13, 1972, in Tokyo, Japan, Kaori Saejima began her music journey at a young age. Growing up in a musical family, Saejima was exposed to a wide range of genres, from traditional Japanese music to Western rock and pop. She started playing the piano at the age of 5 and began writing her own songs as a teenager.

After completing her studies, Saejima began her professional music career in the early 1990s, performing in various bands and as a backing vocalist for other Japanese artists. Her big break came in 1996 when she formed the duo Saejima,Chizuo with musician and producer, Chizuo, under the name Saejima Chizuo. The duo released several albums and singles, but eventually disbanded in 2001.

In recent years, Kaori Saejima has continued to release new music and perform live shows. In 2019, she released the album , which features 10 new tracks, including the hit single Haru . The album explores themes of urban life, love, and self-discovery, showcasing Saejima's continued growth and creativity as an artist.

Kaori Saejima is a name that may not be immediately familiar to Western audiences, but in Japan, she is a beloved and respected musician, singer, and songwriter. With a career spanning over two decades, Saejima has established herself as a talented and versatile artist, known for her unique voice, captivating live performances, and eclectic music style.

As she continues to create and perform new music, Saejima remains a beloved and respected figure in Japanese popular culture. Her dedication to her craft, her passion for live performance, and her commitment to exploring new creative outlets have earned her a loyal fan base and a lasting legacy in the world of music.

In addition to her music work, Saejima has also explored other creative outlets, including photography and writing. In 2010, she published a photography book, , which features her own photographs taken during her travels and live performances.