Also known as: Higurashi no Naku Koro ni OVA 2, Higurashi OVA 2, Higurashi Kira, Higurashi 4, When They Cry 4, When Cicadas Cry 4
The 4-episode OVA Higurashi no Naku Koro ni Kira is the fourth anime project in the loli-horror series based on 07th Expansion's games franchise (celebrating its 10th anniversary in 2012), and is once again animated by Studio DEEN. The first episode adapts the original game's Batsukoishi-hen chapter, while the remaining episodes will have all-new stories. The four volumes are released in Japan every couple of months, between July 21, 2011 and January 25, 2012.
Producers, official website and other details: AniDB