Natsumi Takamori, born on February 14, 1987, in Japan, is a celebrated voice actress known for her versatile range and memorable performances across anime, video games, and adult games. Affiliated with the agency Raccoon Dog, she has built a prolific career since her debut in the late 2000s, earning recognition for her ability to bring both sweet and intense characters to life. She is also known under the pseudonym Y?ka Kotorii for her work in adult video games, showcasing her adaptability in the industry.

Takamori began her voice acting journey in the mid-2000s, quickly landing roles that highlighted her talent. One of her earliest breakthrough performances came in 2012 when she voiced Mei Misaki in the horror anime Another, a role that cemented her reputation for portraying mysterious and stoic characters. That same year, she took on the part of Miku Maekawa in the multimedia franchise The Idolmaster Cinderella Girls, which became a long-running role in games, anime, and concerts. Her work in the Pretty Rhythm series as Reina Miyama further demonstrated her ability to handle idol-themed projects, a genre she would revisit multiple times.

Throughout the 2010s, Takamori expanded her repertoire with a wide array of roles. She voiced Akari Sakura in Jewelpet Twinkle, bringing warmth to the magical girl series, and Nikka Edvardine Katajainen in Brave Witches, a spin-off of the Strike Witches franchise, where she portrayed a determined military pilot. Her comedic timing shone through as Ellery Himeyuri in Tantei Opera Milky Holmes and as Konatsu Toro in Gokujyo, while she took on a more grounded role as Misaki Kamiigusa in The Pet Girl of Sakurasou, a critically acclaimed slice-of-life series. In 2014, she starred as Hiotan in Denkigai no Honya-san, a comedy set in a manga shop, further showcasing her range.

In the 2020s, Takamori secured a major role as Kome-Kome in Delicious Party Pretty Cure, part of the long-running magical girl franchise, and later voiced Kokoro Shigure, also known as Cure Kyun-Kyun, in You and Idol Pretty Cure. These roles solidified her status as a prominent figure in the magical girl genre. Beyond anime, she has been active in video games, particularly through her work in The Idolmaster Cinderella Girls and other titles, and she continues to perform at live events and voice recordings. With a career spanning over fifteen years, Takamori remains a respected and sought-after voice actress in Japan, known for her dedication and emotional depth in every role she undertakes.