I'm pretty sure kj1980's got this one, but i ordered the fan book to Higurashi last week - it'll probably spoil me, but i can't do without it. ^^
http://www.hlj.com/product/SDN01034
& then you have the set of figures from the game that shall be released in augest - this'll probably be a buy as well as the first limited edtion DVD.. if i'm right these figures also are going for sale of CDJapan.
http://www.hlj.com/product/MAX08023