| Yokohama City Anniversary in 2025 | 06/01/2025 |
| Yokohama City Anniversary in 2026 | 06/01/2026 |
| Yokohama City Anniversary in 2027 | 06/01/2027 |
| Yokohama City Anniversary in 2028 | 06/01/2028 |
| Yokohama City Anniversary in 2029 | 06/01/2029 |
| Yokohama City Anniversary in 2030 | 06/01/2030 |
| Yokohama City Anniversary in 2031 | 06/01/2031 |
| Yokohama City Anniversary in 2032 | 06/01/2032 |
| Yokohama City Anniversary in 2033 | 06/01/2033 |
| Yokohama City Anniversary in 2034 | 06/01/2034 |
| Yokohama City Anniversary in 2035 | 06/01/2035 |
| Yokohama City Anniversary in 2036 | 06/01/2036 |
| Yokohama City Anniversary in 2037 | 06/01/2037 |
| Yokohama City Anniversary in 2038 | 06/01/2038 |
| Yokohama City Anniversary in 2039 | 06/01/2039 |
| Yokohama City Anniversary in 2040 | 06/01/2040 |
| Yokohama City Anniversary in 2041 | 06/01/2041 |
| Yokohama City Anniversary in 2042 | 06/01/2042 |
| Yokohama City Anniversary in 2043 | 06/01/2043 |
| Yokohama City Anniversary in 2044 | 06/01/2044 |
| Yokohama City Anniversary in 2045 | 06/01/2045 |
| Yokohama City Anniversary in 2046 | 06/01/2046 |
| Yokohama City Anniversary in 2047 | 06/01/2047 |
| Yokohama City Anniversary in 2048 | 06/01/2048 |
| Yokohama City Anniversary in 2049 | 06/01/2049 |
| Yokohama City Anniversary in 2050 | 06/01/2050 |
