Today, the official MGR Japanese site has announced the release date of the First MGR's VR Missions DLC. It will be able to download via Japanese's PSN on April 2nd for 300 yen or $3.
Also, according to Yuji Korekado, they will be giving away the First VR Missions DLC as "FREE" for a limited time from March 14 for those people who are already have cyborg ninja customize skins.
(Note : Free DLC that is distributed by the campaign can not be used in non-Japan version. However, it is possible to get the Free DLC for other regions in the future so stay tune for more info.)