What is the Immortal Cockroach Man's G-Monster's True Identity

1 A Cyborg Flies in the Sky 2 Bizarre! Spidern Man 3 It's Courage! The Fear of the Bat Flute 4 Two Altered Humans, the Angry Rider Break 5 Fly, Ride on a Girl's Dreams 6 Mushroom Man! The Devil's Hands are Cold 7 Mantis Man! The Dreadful Ceremony 8 Centipeden Man's Trap! The Mysterious Operating Room 9 Cobran Man's Murder Army 10 Seen! Crabnger Man's Secret 11 Salaman Man! Escape from Hell Valley 12 Dark Santa Claus; Ah, Transformation Impossible 13 Antlion Man, Tokyo Explodes Before 3:00 14 Venus Flytrap Man, Masked Rider Close Call 15 Dreadful Blue Mold Man's Big Tokyo Earthquake 16 What is the Immortal Cockroach Man's G-Monster's True Identity 17 You Did It! The End of G-Monster 18 Admiral Majin's Great Electric Hell Operation 19 Cover Your Ears Too! Wolf Man's Murderous Cry 20 Two Kamen Riders, Who is Another 21 Enter Stronger; Two Riders Vs. Two Formidable Monsters 22 Kogoensky Froze Tokyo 5 Seconds Ago 23 Monster Flying Squirrel Brothers and Two Riders 24 Mosquito Man, Fear of Poison Gas 25 Heavy! Heavy!! The 50-ton Baby 26 Three Riders vs. Neoshocker's School Fortress 27 Tank and Monster Generation II Corps, Full Force of Eight Riders 28 Eight Riders' Great Training of Friendship 29 First Appearance! Skyrider's Strengthened Finishing Move 30 He Eats Dreams The Strange Boy Who Came From the Amazon 31 Run, X Rider! Hiroshi Tsukuba! Don't Die!! 32 Thank You, Keisuke Jin! Leave the Final Blow to Me!! 33 Hello! Riderman, be Careful of Nezura Man 34 Danger, Skyrider! He's Come! Kazami Shirou!! 35 Kazami-sensei! I'll Get the Octopus Gang!! 36 Hurry, Ichimonji Hayato! Save the People Caught in Trees!! 37 The Mystery of Nakiri Village! Is Hiroshi also Caught in a Tree 38 Please, Jou Shigeru! There's a Command Training Place With a Million Yen Monthly Salary 39 Help! Two Riders!! Mother Becomes a Demon 40 Chase, Hayato! The Kappa's Bowl Flies Through the Sky 41 Ghost Story Series - The Secret of the Phantom Building 42 Ghost Story Series - Zombie! The Monster is Revived 43 Ghost Story Series - Earless Yoshikazu's 999 Ears 44 Ghost Story Series - The Werecat Wants Children's Blood! 45 Ghost Story Series - The Snake Woman Curses Tsukuba Hiroshi! 46 Ghost Story Series - The Breakable Human! Fear of the Mirror's Center 47 Skyrider's Greatest Weakness! Attack the 0.5 Second Blind Spot 48 Four Skyriders, Who is the Real One 49 Rocket Launch! Hiroshi Tsukuba Goes to the Space Graveyard 50 You, Also Enlist in the Command Boys' Squad! 51 Neoshocker Red & White, Great Decisive Battle of Death 52 Hiroshi's Father Had Lived! As Altered Human FX777 53 The End of Admiral Majin! And the Great Leader's True Identity 54 Farewell, Tsukuba Hiroshi! Eight Heroes Forever....