Atlus U.S.A. today announced that Monster Kingdom Jewel Summoner has shipped to North American retailers, exclusively for PSP. Developed by Cozy Okada, the creator of the Shin Megami Tensei series, Monster Kingdom Jewel Summoner is an RPG which features an exceptional story, an intuitive battle system, a sophisticated monster-breeding system and extraordinary graphics. Press 'read more' for details.