PSPKVM is a PSP port of Sun's open-source JavaME implementation phoneMEFeature. The project description below is as it appears on the
phoneME website:

The objective of the phoneME project is to further expand the usage of Java Platform, Micro Edition (Java ME platform) technology in the mobile handset market. The project scope includes a focus on the mainstream feature phone segment with phoneME Feature software, and the emerging advanced phone segment with phoneME Advanced software. Our goal in making these technologies available to the Mobile & Embedded Community is to reduce implementation variation, increase the rate of innovation and enable new devices to leverage the power of the Java ME platform.

The phoneME website is at:

The goal of the pspkvm project is to port the phoneMEFeature project to the Sony PSP game console. If you're seeking a phoneMEAdvanced port for the PSP, please see the project here:


MP3 support.
AMS UI enhancement.
Improved i18n support.
Truetype font bug fixes.
Network optimization. Resolve the randomly network drop issue.
Fix platformRequest and HttpInstaller problem, now can handle HTTP 302 response.
Enlarge HTTP buffer for better downloading speed.
Graphics optimization.
Some minor bug fixes (Please refer to SVN log)

Source- QJ