[MANGA] Sanbiki no Kenman [1968]

Title: Sanbiki no Kenman (三匹の剣マン)
Original date of publication: 1968-03 (1968-Spring extra-large issue), 1968-06 (1968-Early Summer issue), 1968-08 (1968-Summer issue)
Original publication: Shonen Magazine Comics (少年マガジンコミックス)
Original publisher: Kodansha (講談社)
Digital version: Yes
Included in:

1969-03-24, Kikkai-kun Tokushu #1, Weekly Shonen Magazine Special Edition (週刊少年マガジン増刊), Kodansha
http://www.mazingerz.com/KIKKAI/KIKKAI.html

1971-05-31, Jintaro Sandogasa, Jump Comics, Shueisha
http://www.mazingerz.com/GAG/JINTARO.html

1987-10-08; Nagai Go Manga Daizenshu #1, Tairiku Shobo, ISBN 4803312001, ISBN-13 978-4803312003
http://www.mazingerz.com/compilation/compilationJPG.html

2007-12-26, Nagai Go Debut 40 Shunen Kinen Senshu #1 (永井豪デビュー４０周年記念撰集 第１撰集), Nikkan Sports, ISBN 978-4817202550
http://www.mazingerz.com/DYNAMIC/30th.html#senshu
-ebook-

2000-12-27; Nagai Go Tanpenshu #1: Jigoku no Kenman, ebookjapan
https://ebookjapan.yahoo.co.jp/books/100597/A000001926/

The sequel of Yuhi no Kenman. Three stories comprise this short comic:

1. Ayakashiki Ichizoku no Maki (妖鬼一族の巻)
   
2. Roppiki Daikessen no Maki (六匹大決戦の巻)
   
3. Ogon Sakusen no Maki (黄金作戦の巻)
   

Links:
http://www.mazingerz.com/MINOR/kenman.html
https://ebookjapan.yahoo.co.jp/content/author/259/nenpyo.html
https://mazin-go.com/works/maga/
http://www.mazingerz.com/magazine/kodanshaETC.html#magazinecomics