Which was the first "Call Of Duty: Zombies" map to introduce the "Wunderwaffe DG-2"?

The answer is Shi No Numa because it was the first Call of Duty Zombies map to introduce the Wunderwaffe DG-2. Shi No Numa, which translates to "Swamp of Death" in English, was released as part of the Call of Duty: World at War DLC pack, and it featured a new location set in a deadly swampy area in Japan. This map introduced several new features, including the iconic Wunderwaffe DG-2, an incredibly powerful Wonder Weapon which quickly became a fan favorite due to its ability to easily dispatch hordes of zombies with its electrical discharges.