User blog comment:PitchBlack696/Monster Hunter Portable 3rd/@comment-1758220-20120323030130

Huh, interestingly enough, Yuffie on the Capcom Unity Forums confirmed that MHP3rd HD was in the works for localization, and apparently had a lot of attention being paid to it. But some "hiccups" caused development to halt and it's no longer got a chance.

Link: http://www.capcom-unity.com/monster_hunter/go/thread/view/7451/28912603/Anyone_else_not_really_care_if_MH_gets_localized_anymore?pg=8