Sen Tezuka (セン 手塚, Sen Tezuka), is a a rookie Genin-level member of Team To Be Decided, became a Shinobi to help support his mother. He is a fresh graduate of Seishinkure's Ninja Academy's intermediate division. Like his squadmates/friends Sozen Kawayama and Kaya Tsuji, he qualified for placement in the Academy's advanced division, but turned it down for his own reasons.