Because these games never received an official localization, the community has developed several ways to play in English:
While the core combat—slashing through Hollows as Ichigo Kurosaki—is intuitive enough to play without knowing Japanese, the deeper RPG elements are nearly impossible to master without a translation. Bleach Soul Carnival English Patch
High-level gameplay requires equipping specific accessories. Without a patch, determining which item boosts Reiatsu versus physical attack is a matter of trial and error. Because these games never received an official localization,
Bleach: Soul Carnival (Sony PSP, 2008) for sale online | eBay Bleach Soul Carnival English Patch
Unlocking the Soul Society: The Definitive Guide to the Bleach: Soul Carnival English Patch