Okay, I take back what I said about not being obsessed with any series published before the 80s. Have watched, haven't read.
MANGA
Black Jack (1973 – 1983) : 17v (Deluxe)
Black Jack: the Dark Surgeon (2005-06): 3v
ANIME
2004-06: 61ep
Black Jack 21 (2006): 16ep
OVA
(1993 – 2011) : 12
BJ: The Boy Who Came from the Sky (2000)
FILMS
BJ: The Movie (1996)
BJ: The Two Doctors of Darkness (2000)
Ray (2002-06): 7v(m), 13ep
Young Black Jack (2011-19): 16v(m), 12ep
Never read it. Heard it's very popular
MANGA
Golgo 13 (1968–present) :201v+
Shuten Doji (1976 - 1978): 9V 30c
Goumaden Shutendouji (2003-05): 7V 39c
ANIME
Shuten Doji (1989-1991): 4 OVA
As a baby Jiro was delivered to his foster parents by a massive oni, who said he would return for Jiro in 15 years. When the time comes Jiro must contend with enemy oni, dark cultists, and their minions while attempting to protect both his parents and girlfriend from their depredations.
Action Horror Shounen Demons Japanese Mythology Supernatural
Shuten Doji (1976 - 1978): 9V 30c
Goumaden Shutendouji (2003-05): 7V 39c
Action Fantasy Romance Seinen Japanese Mythology School Life Supernatural
Black Jack