Total babies named Masayoshi (all years): 133
| Year | Boys (count / rank / %) |
|---|---|
| 1929 | 5 / #4345 / 0.000% |
| 1927 | 7 / #3671 / 0.001% |
| 1926 | 12 / #2510 / 0.001% |
| 1924 | 8 / #3409 / 0.001% |
| 1923 | 12 / #2551 / 0.001% |
| 1922 | 12 / #2585 / 0.001% |
| 1921 | 11 / #2738 / 0.001% |
| 1920 | 12 / #2548 / 0.001% |
| 1919 | 10 / #2801 / 0.001% |
| 1918 | 13 / #2350 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1917 | 9 / #2875 / 0.001% |
| 1916 | 7 / #3389 / 0.001% |
| 1915 | 6 / #3685 / 0.001% |
| 1914 | 9 / #2386 / 0.001% |