The PS3 port finally has a release date.
If you’ve been hankering for some ninja slashing and awesome fun times creating rains of blood, then awesome news (also, seek help): Team Ninja has announced that its port of a port of port, Ninja Gaiden Sigma 2 Plus, will be heading to North America on February 26th 2013. It will release in Japan on February 28th while Europe gets its ninja-killing groove on the day after on March 1st.
Ninja Gaiden 2 originally released for the Xbox 360 and was ported to the Playstation 3 in as Ninja Gaiden Sigma 2. This was similar to its predecessor, and featured some brand new content such as toned down gore and additional bosses.
Ninja Gaiden Sigma 2 Plus is the PS Vita port, and adds a few features of its own, not the least which includes Hero Mode for casual players, Ninja Race mode where you have to beat the clock and collect items and tag missions with additional characters like Ayane, Rachel, or Momiji.
Read more at http://www.siliconera.com/2012/12/14/ninja-gaiden-sigma-2-plus-coming-to-north-america-on-february-26/#60BREompDlsKY519.99