Mamoru Hosoda, helmer of hit toon “Summer Wars,” which earned $22 million at the Japanese box office in 2009, has unveiled his latest project.“Okami kodomo no ame to yuki” (The Wolf Children Rain and Snow) is a fantasy focusing on two tykes born to a human mother and a wolf-man father. Project reunites Hosoda with his “Summer Wars” scripter Satoko Okudera, character designer Yoshiyuki Sadamoto and exec producer Seiji Okuda, of the NTV TV network. Okuda has also produced pics by toon maestro Hayao Miyazaki. Toho is skedded to release “Okami” in July. “Summer Wars,” a fantasy about teen gamers who thwart a rogue program that threatens to paralyze the digital world, scooped a Japan Academy Award for animation, among many other honors, and screened at the Berlin Film Festival.