Spycatcher J3 (1965)

Based on the bestselling novel by Tsuzuki Michio, this NTV (Toei) produced 1960s children's spy series featured the exploits of the Japanese branch of T.U.L.I.P. (The Undercover Line of International Police) which was battling to save the world from an evil secret organization called T.I.G.E.R. (The International Group of Espionage & Revolt).