I guess it might be okay if you live in Japan and/or can read Japanese. But I don't/can't.
North America: * The Chase: Felix Meets Felicity * Imagine: Cheerleader * Jojo's Fashion Show * Coraline
Australian releases: * Neopets Puzzle Adventure * 100 Classic Book Collection * Word Academy * Sim Animals
European releases: * SimAnimals
Japanese releases: * Final Fantasy Crystal Chronicles: Echoes of Time * Hirameki Action: Chibikko Wagyan no Daiki na Bouken * Sid Meier's Civilization Revolution * Taiheiyou no Arashi DS * Vampire Kishi DS
I went poking around for any Monster Rancher 4 info and the release dates are all over the place for the NA release. Apparently it's due in mid-August in Japan, so seeing it 2 weeks later fully localized isn't likely going to happen.