Savanna (サバンナ) are a Japanese comedy duo consisting of Masumi Yagi (八木 真澄) and Shigeo Takahashi (高橋 茂雄). Both attended Ritsumeikan University High School and created the manzai team as a joke during their years at Ritsumeikan University, having first met in the school's judo club. They then decided to join Yoshimoto Kogyo as a professional kombi. Their act is heavily based on observational humor, and Yagi frequently being confused as the boke of the group. Yagi has appeared on Ninja Warrior before, failing to complete the first stage after whipping out on the 'Jumping Spider' challenge.