If you find a ROM claiming to have the English patch, ensure it is at least version 1.0.3 or 1.1. The final stable patches provide:
or mentioned in older videos, but these typically only cover basic menu elements and are often buggy. 3DS Version ( LBX: Little Battlers eXperience : This is the most reliable way to play. The first Danball Senki danball senki w psp rom english patch