Saika Kitamori is a Japanese voice actress from Aichi Prefecture, born on June 13. She is affiliated with no agency, working as a freelancer since 2024. Her blood type is O.

Kitamori's journey to becoming a voice actor began with a strong early interest in singing and a love for anime. During high school, she was a member of the light music club, where she sang and played instruments. While she initially considered careers related to the sea, such as becoming an aquarium keeper, a friend who was a fan of voice actors introduced her to the profession. This, combined with her existing admiration for voice actors like Rie Kugimiya and Yukari Tamura, led her to pursue a career in voice acting.

She made her professional debut in 2019 after being selected from approximately 1,500 applicants in an audition held by DMM music and A-Sketch, becoming one of five successful candidates. Her first credited role was as a student in the anime YL's小青无法学习 (YL's Xiao Qing Can't Study).

Since her debut, Kitamori has built a diverse portfolio of roles across various anime series. Her career includes notable performances such as Ranina in Tsukimichi -Moonlit Fantasy-, Riko Saginuma in PuraOre! Pride of Orange, Maria in The Hidden Dungeon Only I Can Enter, Saeka Yabukita in Teppen—!!!!!!!!!!!!!!! Laughing 'til You Cry, Natsumi Yūseki and Sanami Murakami in DOGEZA: I Tried Asking While Kowtowing., and Sachi Nagoya in Rinkai!. Her filmography also includes a recurring role as Lungfish in multiple seasons of Rent-a-Girlfriend and appearances in other series such as Blue Period, The aquatope on white sand, and Fire Force.

A significant aspect of her early career was her involvement in the multimedia project PuraOre! Pride of Orange. She became a member of the voice actor unit SMILE PRINCESS, formed from the project, with yellow as her representative color. With the group, she participated in musical performances and contributed to theme songs for the anime. She has also performed theme songs for other series she has starred in, such as Teppen!!!!!!!!!!!!!!! and Rinkai!.

Professionally, Kitamori was initially affiliated with DMM music. She moved to the agency Digital Double in July 2021 before announcing her departure on June 30, 2024, to work as a freelance voice actress.

Outside of her voice work, Kitamori is known for her diverse interests and qualifications. She holds a regular car driver's license, a Level 1 Small Vessel Operator's license, and a scuba diving license, reflecting her long-standing love for the sea and fish. Her hobbies include playing games, caring for animals, and singing.