Have you tried this patch? Let me know if you got the DLC missions working below.
The holy grail for many has been for the PlayStation Portable. As the direct sequel to the first game, W expands the roster to over 200 LBX units and introduces a dual-protagonist storyline. But the question that echoes across forums like GBAtemp and Reddit remains: Does the Danball Senki W PSP ROM English patch actually work? danball senki w psp rom english patch work