nt-tan An OS-tan character. The personification of the Windows NT series (Windows NT 3.1 through 4) of operating systems. h4. Variants * Mama-t * Inu-t h4. See also * http://en.wikipedia.org/wiki/Os-tan * http://en.wikipedia.org/wiki/Windows_NT Revision 2 by Anonymous at 2025-04-19 08:57:54.172249