Alchemist is the developer of the PlayStation 2, PlayStation 3, PlayStation Vita and Nintendo DS ports of the Higurashi games.
MangaGamer is the English publisher of the original Higurashi games and the remastered version on Steam.
Yen Press is the English publisher of the Higurashi manga series and the light novels.
Frontier Works is the producer and distributor of the Higurashi drama CDs and the anime series.
Geneon Entertainment is the former licensor and distributor of the first anime series in North America.
NBCUniversal Entertainment Japan