Hikari Codama, also known as Hikari Kodama, is a Japanese singer and voice actress affiliated with the agency Music Ray'n. She was born on February 14, 2000, in Chiba Prefecture. Her career in entertainment began with music; she started playing piano at the age of four and began her professional music activities as a singer-songwriter at the age of 13. To support her music career during high school, where extracurricular activities were restricted, she would perform wearing a wig to avoid being identified. She was a member of the acoustic unit Plusonica from 2016 to 2023.

Her entry into the anime industry was through music, providing the singing voice for the character Grace in the 2021 television series Vivy: Fluorite Eye's Song. She made her formal debut as a voice actress in 2023, playing the role of Chris in the anime series Kizuna no Allele. In this series, Chris is a member of the main group PathTLive at the Artist Garden Academy. Her casting, along with the other main cast members, was announced in December 2022 ahead of the show's premiere in 2023.

As a singer, her songs have been featured as theme music for several anime series. She made her major debut as a solo singer in 2023 with the single Dramatic ni Koi shitai, which was used as the opening theme for the second season of Girlfriend, Girlfriend. In 2024, her song Charge! served as the opening theme for the second season of The Café Terrace and Its Goddesses. Her work as a singer-songwriter continued in 2026 with the release of Amanojaku, which was used as the ending theme for the anime series You Can't Be in a Rom-Com with Your Childhood Friends. This continued a pattern of her music being directly integrated with anime productions, both as a performer and as a voice actor.