Games like Hakuoki Zuisouroku Portable

If you finished Hakuoki Zuisouroku Portable, the closest matches are Bakumatsu Ishin: Amakakeru Koi, Diabolik Lovers: Vandead Carnival, Diabolik Lovers: Haunted Dark Bridal, Diabolik Lovers: Lunatic Parade and Hakuoki: Shinsengumi Kitan. All 6 share its visual novel genre and are ranked by how closely their themes and modes overlap.