Year 1999 2000 2001 2002 2003 Net Sales 314 326 306 301 310 R&D Expenses 10.7 10.8 10.8 10.8 11.1 Ratio of R&D Expenses to Net Sales 3.4% 3.3% 3.5% 3.6% 3.6% (¥billion) Researchers: 647 (Year ended March 31,2004)