| 28th Japanese Speech Contest |
|
|
|
| 27th Japanese Speech Contest |
|
|
|
| 26th Japanese Speech Contest |
|
|
|
| 25th Japanese Speech Contest |
|
|
|
| canceled |
|
|
|
| 24th Japanese Speech Contest |
|
|
|
| 23rd Japanese Speech Contest |
|
|
|
| 22nd Japanese Speech Contest |
|
|
|
| 21st Japanese Speech Contest |
|
|
|
| 20th Japanese Speech Contest |
|
|
|
| 19th Japanese Speech Contest |
|
|
|
| 18th Japanese Speech Contest |
|
|
|
| 17th Japanese Speech Contest |
|
|
|
| 29th Japanese Speech Contest |
|
|
|
