Ryoichi Ikegami's "Kaiki Daisakusen" Comic Adaptation Released as First Standalone Book on April 30!

“Kaiki Daisakusen” (Operation Mystery), a tokusatsu TV drama from Tsuburaya Productions, was broadcast from 1968 to 1969. This work, depicting the activities of the Science Research Institute (SRI) as they confront mysterious scientific crimes disguised as inexplicable incidents, is still loved by many tokusatsu fans. During its broadcast, a legendary comic adaptation serialized by Ryoichi Ikegami, known for works like “Trillion Game” and “Sanctuary,” in “Shogaku Sannensei” (Third Grader) magazine is now being released as a standalone book for the first time!

In addition to reproducing the original color pages from the serialization, the book will also include a newly written essay by Masaki Tsuji, who was responsible for the original stories of episodes 2-4, and a new interview with Ryoichi Ikegami. It will be released on April 30, 2026.

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“Kaiki Daisakusen: Ryoichi Ikegami Edition”

(Authored by Ryoichi Ikegami / Supervised by Tsuburaya Productions)

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Price: 2,420 yen (tax included)

B6 size, paperback, 160 pages

Publisher: Shogakukan Creative / Distributor: Shogakukan

Release Date: April 30, 2026

ISBN: 978-4-7780-3898-4

https://www.shogakukan-cr.co.jp/book/b10161322.html

Includes color pages from the original serialization!

From Episode 1 “The Man Who Walked Through Walls”

From Episode 2 “The Vanished Subway” / From Episode 3 “The Flying Monster X”

Masaki Tsuji essay “Small Memories of The Great Operation”, New Ryoichi Ikegami Interview