Dragon Slayer - Nemuri no Oukan is a role-playing game (RPG) released in Japan for the Nintendo Game Boy. The game belongs to the broader Dragon Slayer series known for its fantasy settings and RPG mechanics. As a Game Boy release, its gameplay likely involved a simplified RPG experience adjusted for the system's capabilities.  The game's story and characters are tied to the established Dragon Slayer lore, though details would vary based on the platform.

Dragon Slayer - Nemuri no Oukan (Japan)

Dracula Densetsu II (Japan)