Bubble Bobble Lost Cave is a fan-made homebrew game inspired by the original Bubble Bobble. Created by independent developers, it aims to capture the spirit of the classic arcade game while offering new levels and challenges. Version 1.0 represents the initial release.  The homebrew nature means it's not an official Taito product but rather a community-created extension of the Bubble Bobble universe.

Bubble Bobble Lost Cave (v1.0)

Bubble Bobble II (Ver 0.0J 1993/12/13, prototype)