"Summon Night (サモンナイト, samon naito?) is a series of RPGs (mixed with elements of a visual novel based dating sim.) The series is developed by Flight-Plan, published by Banpresto and with character design by Izuka Takeshi, spanning many different systems including the PlayStation, PlayStation 2, Game Boy Advance and its latest game on the Nintendo DS. A popular series in Japan, the series has never officially been brought to the United States until the release of Summon Night: Swordcraft Story for the GBA on July 26, 2006"
Source: Wikipedia, "Summon_Night_(series)", available under the CC-BY-SA License.