Softnyx: Sold for a limited time during the 2008 "May Queen Event". From April 24th - May 22nd users could purchase this item from the Gunbound event page. The price was 18,000 Cash. It could also be purchased in a "Package" for 72,000 Cash.
ijji: Given out during the 2008 Christmas collecting Celebration Event. From December 17th, 2008 - January 7th, 2009 users could purchase this item(s) from the Gunbound website for 180 G coins.
On sale during the 2008 "May Queen Event".