A fan translation project was initiated by members of the Tokusatsu Gaming Community and PSP ISO Renegades around 2016–2018. Unlike major mainstream games, this patch never reached a “v2.0 final” state. However, a highly functional partial patch exists that translates:
If you are an Ultraman fan, the game is worth the struggle with the language. It features one of the largest rosters in PSP history. ultraman allstar chronicle psp iso english patch
A separate fan project fully translated this PS2 classic. Not the same game, but excellent. A fan translation project was initiated by members