Critical Ninja Theory
Rob TuckExploring Japanese history, literature, and pop culture, mostly through ninjas.
| Platform |  | Pricing | Only free issues | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 183 | Founded | 2 years ago | Last Issue | 9 days ago |
| Active | |||||
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criticalninjatheory.substack.comLatest Issues
Ninja Didn't Use Shuriken
Mashiba Hisayoshi (a lightly disguised version of Toyotomi Hideyoshi), seen here moments before Ishikawa Goemon launches a shuriken throwing-knife at him. A famous scene from the 1778 play Sanmon gosan no kiri. Print by Kunisada, 1849-53. S...
Tobi Katō and the Presumption of Historicity
A gender-swapped Katō Danzō (a.k.a. Tobi Katō) as depicted in the Japanese video game Fate/Grand Order. The text at the bottom, describing her abilities, is “Tricks and Illusion Magic” and “Swallowing Cows.” Image source.
I’ve spent the l...
The Cow-Swallowing Sorcerer’s Kōka Connection
Seen at Scholastic book fair, Tempe, AZ, March 2026.
The hero of the last several posts, Tobi or ‘Flying’ Katō, is a wizard and general ne’er-do-well. He first appears in early Edo-period (1600-1867) literature, and is often cited as a re...
Tobi Katō: Ninja Magician (Part 2)
Tobi Katō looks in on the warlord Uesugi Kenshin before attempting to murder him. Kenshin’s snoring, however, is enough to stun Katō into inaction. Illustration from Illustrated Military Chronicles of Kai and Echigo (Ehon Kō-Etsu gunki), co...
Tobi Katō: Ninja Magician (Part 1)
Uesugi Kenshin’s vassals Naoe Kanetsugu and Onikojima Yatarō, both of whom appear in today’s version of the Tobi Katō story. Print by Utagawa Yoshitora, 1843-7; part of the sequence Eighteen Generals of Echigo Province. Source
Let’s try so...
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I'm an academic specializing in Japanese literature and history from the 19th to the 21st centuries.
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