Shingen was a Japanese Yakuza crime boss who disgraced his family name by turning his clan into a criminal empire. He was the father of Wolverine's fiancee, Mariko Yashida. He had an illegitimate son named Keniuchio Harada who was a mutant and came to be known as the Silver Samurai.
Appearances
| Title | Year/Month |
|---|---|
| Wolverine #1 | 1982, September |
| Wolverine #2 | 1982, October |
| Wolverine #4 | 1982, December |
| Wolverine Vol 2 #17 | 1989, November |
| Wolverine Vol 2 #82 | 1994, June |
| Wolverine Encyclopedia #2 | 1996, December |
| Wolverine Vol 3 #60 | 2008, February |
| Wolverine Vol 3 #61 | 2008, March |
| Wolverine: Weapon X Files #1 | 2009, June |
| Wolverine Files #1 | 2009, June |
| Wolverine Vol 4 #2 | 2010, December |
| Official Handbook of the Marvel Universe A-Z #14 | 2010, June |
| Wolverine: Origins #46 | 2010, May |
| Secret Warriors #26 | 2011, June |