The microscopic shooting adventure will makes its Japanese debut in April.
http://www.nintendoworldreport.com/news/29147
Shin'en Multimedia's 3DS shooter Nano Assault has been given a Japanese release date.
Set to make its debut on April 19, 2012, Nano Assault is a shooter in which players must defeat dangerous viruses using a special ship called the Nanite. In addition to destroying the virus, players can also analyze them. Multiple weapons can be obtained and harnessed within 32 stages.
Nano Assault is available now in North America. You can read our review of the game here.