- Year: 1988
- Platform: TurboGrafx-16
- Publisher: Hudson Soft Company, Ltd.
- Developer: Hudson Soft Company, Ltd.
- Theme: Fantasy
Jaseiken Necromancer (aka 邪聖剣ネクロマンサー) is a video game published in 1988 on TurboGrafx-16 by Hudson Soft Company, Ltd.. It’s a role-playing (rpg) game, set in a fantasy and turn-based themes.