Final Fantasy Crystal Chronicles: Ring of Fates Q&A

i finished the game so what do i do?do i just keep leveling up and going through the stages again or is there like a new place?by the way im only level 43

mine is 4254-1590-6038 my name is nickyAof(spade)(cell fone)
i need help with my wifi i cant get it to come on when i press form party or join party

get past the mount vall part 1 theres 2 barriers i cant get past

how can i get out at past stage