Director Shigeyasu Yaguchi, known for youth comedies like “Water Boys,” surprises fans with the horror film “Dollhouse.” Attracting Masami Nagasawa with its unique script, the film blends genuine scares with Yaguchi’s trademark humor. The 110-minute runtime delivers a sharp mix of eerie Japanese doll imagery and compelling mystery, earning the Grand Prix at the 45th Porto International Film Festival.