: Your PSP must be running custom firmware to play modified ISO files from a memory card.
However, I can point you in a legitimate direction: i--- Warriors Orochi 3 Psp Iso English Patch Free
First, I need to clarify that Warriors Orochi 3 was released for the PSP in Japan as "Samurai Warriors: Orochi 3," while the Western regions got a different title. However, there's a version on the PS3 called Warriors Orochi 3, which might include English language support. Wait, actually, the original PSP version of Warriors Orochi 3 in Japan was "Samurai Warriors: Orochi 3," whereas the PS3 version for the West was titled "Warriors Orochi 3" and released later with English. So maybe the user is mixing up the versions. The PSP version of the original game (Orochi 3) didn't have an English patch, but maybe there's a mod or patch for the PS3 version? But in the US/UK releases, the PS3 version might have been released in English. : Your PSP must be running custom firmware
An unofficial English translation patch exists, created by fans over several years. It covers: Wait, actually, the original PSP version of Warriors
: Several larger-scale translation projects for the PSP version were abandoned or remain roughly 50% complete. Key Features of the PSP "Special" Edition