Saika Kawakita (河北 彩伽), born April 24, 1999, is a prominent Japanese adult film (AV) actress, singer, and model. Since her debut, she has become one of the industry's most recognizable figures, known for her massive popularity and high-ranking work with major studios like S1.

Kawakita's novels, such as "The River's Edge" (Kawa no kishi) and "The Cherry Blossom Tree" (Sakura no ki), offer nuanced explorations of human relationships, love, and the complexities of everyday life. Her writing often blurs the lines between fiction and nonfiction, creating a sense of intimacy and immediacy that draws readers into her world.

“This is all that remains of my mother’s heart. Please, teach it to beat again.”

Since her return in 2021, Saika Kawakita has proven why she’s an "invaluable treasure" in the industry. From her stunning debut to her recent large-scale collaborative projects like the S1 Precious Girls 2024

For three days, Saika sat in her tiny apartment, the rejected tea bowl in her lap. The gold seams she had so lovingly applied now felt like scars. She stopped eating. She stopped answering calls. The quiet that had once been her sanctuary became a tomb.