Weekly Shonen Jump issue 26, 1972 — 週刊少年ジャンプ, the weekly manga anthology published by Shueisha — came out on June 19, 1972 and carries 14 series, with Toilet Hakase (Professor Toilet) on the cover. Inside: Toilet Hakase (Professor Toilet), Kuso Bozu Gantetsu, Koya no Shonen Isamu, The Gutsy Frog (Dokonjou Gaeru), Samurai Giants and Lion Books (chapter 2), and more. This issue carries the first chapter of Kuso Bozu Gantetsu.