YANIGASAWA
Serial# Year
-------------00102143 1980
00102144 - 00106981 1981
00106982 - 00111892 1982
00111893 - 00117142 1983
00117143 - 00122663 1984
00122664 - 00128485 1985
00128486 - 00134903 1986
00134904 - 00141658 1987
00141659 - 00149774 1988
00149775 - 00156006 1989
00156007 - 00162968 1990
00162969 - 00170073 1991
00170074 -  00177117 1992
00177118 - 00184318 1993
00184318 - 00192177 1994

Please Note: Before 1980 the 3rd and 4th digit of
the serial number reflect the year.