Syn-Z has updated what is now the best Genesis Emulator for the PSP (We need a new PSPGenesis release /me looks for Sougen), heres whats new via translation:
Ver 1.30 * Turbo mode mounting (in キーコンフィグ addition)
* Deletion functional addition of state (SELECT + □)
* State saving / load verification message option addition
* State date indication
of saving