Showa Era (1926 - 1989)
| 1931 |
Showa |
6 12 |
Radio broadcasting was started in Shimonoseki. |
| 1932 |
|
7 11 |
Sanyo Department started its business. |
| 1933 |
|
8 2 |
All the lines of the Sanin Line opened. |
| 1933 |
|
8 10 |
Sonjo-do (former Chofu Museum) was completed. |
| 1940 |
|
15 5 |
Shimonoseki Airport was completed. |
| 1942 |
|
17 6 |
Kanmon Railway Tunnel opened. |
| 1942 |
|
17 11 |
Shimonoseki Station opened. |
| 1945 |
|
20 6 |
Massed air raids |
| 1945 |
|
20 7 |
Massed air raids |
| 1945 |
|
20 10 |
American Marines stationed in Shimonoseki. Withdraw/reconstruction office was launched. |
| 1947 |
|
22 7 |
The royal visit by Emperor Showa |
| 1949 |
|
24 |
Minesweeping operation was completed. The Port of Shimonoseki was reopened. |
| 1954 |
|
29 10 |
Shimonoseki Boatrace Venue opened. |
| 1954 |
|
29 10 |
Toyota Town was established. (The merger of Tonoi Village, Toyotanaka Village, Nishiichi Town and Toyotashimo Village) |
| 1954 |
|
29 12 |
Koyagawa Dam was completed. |
| 1955 |
|
30 2 |
The current city hall was completed. |
| 1955 |
|
30 4 |
Kikugawa Town was established. (The merger of Toyohigashi Village, Kikugawa Village and part of Utsui Village) |
| |
|
|
Toyoura Town was established. (The merger of Toyonishi Village, Kuroi Village, Kawatana Village and Uka Village) |
| |
|
|
Hohoku Town was established. (The merger of Kamitama Village, Tsunoshima Village, Kanda Village, Agawa Village, Awano Village, Takibe Village, Tasuki Village and part of Uka Village) |
| 1956 |
|
31 3 |
Nagato Railways was dismantled. |
| 1956 |
|
31 4 |
Shimonoseki Commercial Junior College was started. |
| 1956 |
|
31 5 |
Hinoyama was transferred to Setonaikai National Park |
| 1956 |
|
31 11 |
Former Shimonoseki Aquarium opened. |
| 1958 |
|
33 3 |
Kanmon Roadway Tunnel opened. |
| 1958 |
|
33 3 |
Hinoyama Ropeway opened. Shimonoseki Exposition was held (throughout the City). |
| 1962 |
|
37 4 |
Shimonoseki City University opened. |
| 1963 |
|
38 4 |
Yamaguchi National Athletic Meet was held throughout the City. |
| 1964 |
|
39 10 |
National Railways Kanmon Ferry was closed. |
| 1966 |
|
41 |
Shimonoseki Fishing Port became the best at fish-landing throughout Japan. |
| 1967 |
|
42 7 |
Chugoku Electric Power Shimonoseki Power Generation was completed. |
| 1969 |
|
44 5 |
Municipal hotel “Kaikanso” opened. |
| 1970 |
|
45 6 |
International liner started running between Shimonoseki and Busan |
| 1971 |
|
46 2 |
Sanyo Electric Railroad stopped tram services. |
| 1971 |
|
46 8 |
Shimonoseki Regional Broader-Based Administrative Work Association was founded. |
| 1971 |
|
46 10 |
Shimonoseki began a sister city relationship with Santos City, Brazil. |
| 1972 |
|
47 5 |
Shimonoseki began a sister city relationship with Istanbul City, Turkey. |
| 1972 |
|
47 11 |
Hinoyama Parkway opened. |
| 1973 |
|
48 11 |
Kanmon Bridge opened. |
| 1973 |
|
48 11 |
Chugoku Expressway (between Shimonoseki and Ozuki) opened. |
| 1974 |
|
49 11 |
Haedomari Market opened. |
| 1975 |
|
50 3 |
Sanyo Shinkansen Bullet Train started its services. JR Shinshimonoseki Station also opened. |
| 1976 |
|
51 6 |
Central Wholesale Market Katsuyama opened. |
| 1976 |
|
51 10 |
Shimonoseki began a sister city relationship with Busan, South Korea. |
| 1977 |
|
52 5 |
Civic Center opened. |
| 1977 |
|
52 10 |
Sea Mall Shimonoseki opened. |
| 1977 |
|
52 12 |
Toyoura Town Central Community Center opened. |
| 1978 |
|
53 11 |
Tabe bypass opened. |
| 1979 |
|
54 9 |
Toyota Town Civic Center was completed. |
| 1979 |
|
54 10 |
Shimonoseki became a friendship city with Qingdao City, China. |
| 1979 |
|
54 12 |
Toyoura/Hohoku Cleanup Center was completed. |
| 1980 |
|
55 5 |
Prefectural Utanokawa Dam was completed. |
| 1980 |
|
55 9 |
Environmental Center Okuyama Factory started its operations. |
| 1980 |
|
55 11 |
Hohoku Town History and Folk Museum opened. |
| 1981 |
|
56 9 |
Labor and Welfare Center and Worker’s Gymnastic Hall opened. |
| 1981 |
|
56 10 |
Toyoura-otsu Environmental Hygiene Center was completed. |
| 1982 |
|
57 4 |
Disabled People Welfare Center opened. |
| 1983 |
|
58 4 |
Hohoku Town Center was completed. |
| 1983 |
|
58 11 |
City Art Museum was completed. |
| 1986 |
|
61 7 |
Shimonoseki Chamber of Commerce and Industry Hall was completed. |
| 1988 |
|
63 4 |
Current City Central Hospital was completed. |
| 1988 |
|
63 6 |
Shimonoseki Port International Terminal was completed. |
| 1988 |
|
63 7 |
Shimonoseki Stadium opened in Shimonoseki-kita Athletic Park. |
| 1988 |
|
63 10 |
Nishiichi bypass opened (completely). |
| 1988 |
|
63 11 |
Ozuki bybass opened. |
| 1988 |
|
63 12 |
Toyota Hometown Center opened. |
