We are still searching for game pictures and screenshots for Dragon Quest & Final Fantasy in Itadaki Street (Sony PSP). We do not have any cheats, codes, or hints yet.

Cure couse: Clear Homila course
Mina Dane course: Clear Cure course
Meteor course: Clear Mina Dane course
Metal Queen Cup: Clear Mina Dane course
Ultima course: Clear Meteor course
Ita Star Final: Clear Meteor course
S Rank Cup: Clear Ultima course

To unlock the hidden characters, you must have the appointed amount of gold coins to trade with them.

Basch (FF): require 30 gold coins
Yuffie (FF): require 30 gold coins
Cloud (FF): require 30 gold coins
Sephiroth (FF): require 30 gold coins
Maribel (DQ): require 30 gold coins
Marcello (DQ): require 30 gold coins
Kiefer (DQ): require 30 gold coins
Trode (DQ): require 30 gold coins