NIS America Adds Umineko: When They Cry Mystery Anime (Updated)
Read more at http://www.animenewsnetwork.com/news/2012-07-28/nis-america-adds-umineko/when-they-cry-mystery-anime#CbZhxzzQoGeS1AEv.99
So yeah. Like everyone says, read the visual novels, then consider watching the anime. Or watch the anime, then read the visual novels. I watched the anime and felt kind of so so about it, but am working through the VN’s (very slowly) and enjoying them immensely.
…Oh, but the opening/ending themes to the anime are great, check those out for sure.