Try Call of Duty again, but make it halfway decent this time. Possibly moneyhat Rockstar into doing something. That might help a little.
If neither of those work, I got nothing. Pray for Capcom to bless Vita with Monster Hunter and except Japan to save the day.
3DS Friend Code: 0645 - 5827 - 5788
WayForward Kickstarter is best kickstarter: http://www.kickstarter.com/projects/1236620800/shantae-half-genie-hero