If you're diving into the 'Vampire Hunter' series for the first time, I'd honestly recommend sticking to the publication order. Starting with 'Vampire Hunter D' (1983) gives you the foundation—the worldbuilding, the vibe, the rules of the universe. It's like meeting an old friend before they introduce you to their wilder cousins. The later books, like 'Raiser of Gales' or 'Tale of the Dead Town', expand on D's lore, but they hit harder if you've already bonded with the original. Some fans swear by chronological order, but the early books have this raw, pulpy charm that gets polished (or lost, depending on who you ask) later.
That said, if you're craving a standalone taste, 'Mysterious Journey to the North Sea' works as a weird little detour—it’s got that gothic road-trip energy. But fair warning: jumping around might leave you confused about recurring characters like Left Hand or the Nobility’s politics. Personally, I marathon them yearly in publication order, and it feels like rewatching a favorite anime where the art style evolves but the soul stays intact.