If you prefer playing on original hardware, your console must be running Custom Firmware (CFW). Needs PRO-C or ME custom firmware.
There is no official or 100% complete fan-translation patch currently available for Danball Senki W on the PSP. Some older links claiming a "100% English Patch" are often legacy uploads with questionable reliability or mislabeled versions of the first game. UPD Download Danball Senki W Psp Iso English
A PC, modern smartphone (Android/iOS), or a custom-firmware (CFW) enabled PSP/PS Vita. If you prefer playing on original hardware, your
: This site often hosts game patches and translations. If a fan translation for Danball Senki W exists, you might find it here. modern smartphone (Android/iOS)