Nishiki serial number ID

[twowheels]

Can anyone supply info or a link to identify a frame marked Nishiki at the top of the seat stays, with a serial number on the bottom bracket of either ADO1381 or AD01381?
thx

[TopSide]

A= Australian market, D=1984, 01381 is a sequential number.

http://www.bikeforums.net/classic-vinta ... abase.html" onclick="window.open(this.href);return false;

[twowheels]

thanks