nullDC-Naomi optimized SVN r124 is released. This is an optimized build. nullDC-Naomi is an open source NAOMI Arcade System Emulator. It will NOT run Dreamcast games.

nullDC-Naomi SVN Changelog:
r124
NAOMI:

-. Fixed coins on PuruPuru.
-. Hide Xmaple's Dreamcast devices on NAOMI builds.

Download: nullDC-Naomi optimized SVN r124
Source: Here