Miemt11 one of the many great developers who are a part of the DCEmu Network Forum Membership has released a new unnoffcial version of the MPH Firmware Launcher for the PSP, heres the details:

"After receive a few feedback of PSP 1.00 Japan user, about having problem with MPH FL. So I decide to help again.
MPH Firmware launcher for PSP Japan 1.00 and of course FW 1.50 as well.
Version : 1.3.7u5u1 (Last version)
Author : MPH
Patch by : miemt11

u5u1 version:

1: For PSP user with Japan Firmware 1.00 (Not tested)
2: Further reduce the eboot size to 40+KB only
3: Last version (I hope)"

Downloads can be found in the release thread on our forums here --> http://www.dcemu.co.uk/vbulletin/showthread.php?t=17026

Please give feedback and thanks to Miemt11 for the news/release.