Kudryavka Noumi, known as Kud, is a Japanese-Russian character with one-quarter Japanese and three-quarters Russian heritage. Her full name, Kudryavka Anatolyevna Strugatskaya, reflects her Russian lineage. Hailing from Tebwa, a fictional tropical island nation formerly part of the Soviet Union, she adapts to Japan’s colder climate with a handmade cloak and hat. Her upbringing was shaped by her grandfather’s passion for Japanese culture, which immersed her in its traditions and language, though she struggles with English. A nomadic childhood under her grandfather’s itinerant lifestyle left her without a stable home, hindering lasting friendships. In Japan, she faces academic challenges, particularly with time management and public speaking due to nervousness, yet her sharp intellect fuels a hobbyist fascination with quantum physics. Despite occasional teasing over her foreignness, she maintains a cheerful, polite demeanor. Her bond with Riki Naoe, who respects her and refrains from mocking her name, becomes pivotal. Through the Little Busters group, she gains confidence via baseball, showcasing athletic skill in catching balls—though her zeal often results in comedic accidents. She treats her dogs, Strelka and Belka—named after Soviet space dogs—as siblings, communicating with them effortlessly. In *Kud Wafter*, her relationship with Riki deepens, envisioning a future daughter, Kaya Naoe. Aspirations tied to her mother’s role in Tebwa’s space program contrast with academic hurdles and her endearing, humor-prone English mishaps. Her playful exclamation “wafuu!” bridges her Japanese-influenced identity and foreign roots. Physically, she sports long silvery hair, a bat-shaped hairpin, a school uniform with thigh-high socks, and a cape. Petite and youthful in appearance, she embodies resilience, navigating social and academic obstacles while balancing vulnerability and determination. Her arcs explore belonging, cultural duality, and striving beyond personal limits to pursue dreams.