nt-tan An OS-tan character. The personification of the Windows NT series (Windows NT 3.1 through 4) of operating systems. Variants * Mama-t * Inu-t See also * http://en.wikipedia.org/wiki/Os-tan * http://en.wikipedia.org/wiki/Windows_NT Revision 4 by Anonymous at 2025-04-19 13:50:51.363581