西暦早見表
| 年号 | 西暦 |
| 昭和 |
| 1 | 1926 |
| 2 | 1927 |
| 3 | 1928 |
| 4 | 1929 |
| 5 | 1930 |
| 6 | 1931 |
| 7 | 1932 |
| 8 | 1933 |
| 9 | 1934 |
| 10 | 1935 |
| 11 | 1936 |
| 12 | 1937 |
| 13 | 1938 |
| 14 | 1939 |
| 15 | 1940 |
| 16 | 1941 |
| 17 | 1942 |
| 18 | 1943 |
| 19 | 1944 |
| 20 | 1945 |
| 年号 | 西暦 |
| 昭和 |
| 21 | 1946 |
| 22 | 1947 |
| 23 | 1948 |
| 24 | 1949 |
| 25 | 1950 |
| 26 | 1951 |
| 27 | 1952 |
| 28 | 1953 |
| 29 | 1954 |
| 30 | 1955 |
| 31 | 1956 |
| 32 | 1957 |
| 33 | 1958 |
| 34 | 1959 |
| 35 | 1960 |
| 36 | 1961 |
| 37 | 1962 |
| 38 | 1963 |
| 39 | 1964 |
| 40 | 1965 |
| 年号 | 西暦 |
| 昭和 |
| 41 | 1966 |
| 42 | 1967 |
| 43 | 1968 |
| 44 | 1969 |
| 45 | 1970 |
| 46 | 1971 |
| 47 | 1972 |
| 48 | 1973 |
| 49 | 1974 |
| 50 | 1975 |
| 51 | 1976 |
| 52 | 1977 |
| 53 | 1978 |
| 54 | 1979 |
| 55 | 1980 |
| 56 | 1981 |
| 57 | 1982 |
| 58 | 1983 |
| 59 | 1984 |
| 60 | 1985 |
| 年号 | 西暦 |
| 昭和 |
| 61 | 1986 |
| 62 | 1987 |
| 63 | 1988 |
| 64 | 1989 |
| 平成 |
| 1 | 1989 |
| 2 | 1990 |
| 3 | 1991 |
| 4 | 1992 |
| 5 | 1993 |
| 6 | 1994 |
| 7 | 1995 |
| 8 | 1996 |
| 9 | 1997 |
| 10 | 1998 |
| 11 | 1999 |
| 12 | 2000 |
| 13 | 2001 |
| 14 | 2002 |
| 15 | 2003 |
| 16 | 2004 |
| 年号 | 西暦 |
| 平成 |
| 17 | 2005 |
| 18 | 2006 |
| 19 | 2007 |
| 20 | 2008 |
| 21 | 2009 |
| 22 | 2010 |
| 23 | 2011 |
| 24 | 2012 |
| 25 | 2013 |
| 26 | 2014 |
| 27 | 2015 |
| 28 | 2016 |
| 29 | 2017 |
| 30 | 2018 |
| 年号 | 西暦 |
| 令和 |
| 1 | 2019 |
| 2 | 2020 |
| 3 | 2021 |
| 4 | 2022 |
| 5 | 2023 |
| 6 | 2024 |
| 7 | 2025 |
| 8 | 2026 |
| 9 | 2027 |
| 10 | 2028 |
| 11 | 2029 |
| 12 | 2030 |
- 昭和=西暦二桁－25
- 平成=西暦二桁＋12
- 令和=西暦二桁－18