Seita is a character from the animated film "Grave of the Fireflies," directed by Isao Takahata. The story is set in Japan during World War II and follows Seita, a young boy, as he struggles to survive with his younger sister, Setsuko, after losing their mother. The film highlights the impact of war on civilians, particularly children. Seita's journey reflects themes of loss, resilience, and the harsh realities of wartime life. The film is based on the semi-autobiographical novel by Akiyuki Nosaka, who drew from his own experiences during the war. "Grave of the Fireflies" is widely regarded as a poignant anti-war statement.