Captain Nippo, also known as Saki, has appeared in 18 comics from Ace Magazines since 1943. The most recent cataloged appearance dates to 2021. Most cataloged appearances come from Four Favorites.
Thrilling Nostalgia Comics
2 issues
Collected Edition
Dynamite Entertainment
3 issues
1 issue
Ace Magazines
32 issues
Classic Comics Library
373 issues
The Liberty Brigade (2021)
Project: Superpowers Omnibus (2018)
Jun 10, 2020
Project Superpowers X-Mas Carol (2010)
Dec 08, 2010
Four Favorites (1941)
Isabel Blake
Luca Grimaldi
Jack
Davey Landis
Unknown Soldier, Defender of Liberty
Robert Morgan
Basilo Tosca
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