In 1987, to celebrate its centennial, Nippon Gakki change its name to the Yamaha Corporation. Today it is the largest musical instrument manufacturer in the world, producing about 130,000 pianos a year.
Dates and serial numbers when the pianos were manufactured
1920 | 2100 |
1930 | 10163 |
1940 | 31900 |
1950 | 44200 |
1960 | 122000 |
1970 | 980000 |
1980 | 3030000 |
1990 | 4820000 |
2000 | 5860000 |