| Created |
| Associated with 元号コード |
| Associated with 年号コード |
| Associated with 元号合字 |
| Associated with 元号記号 |
| Associated with 元号の番号 |
| Associated with MTS |
| Associated with 明大昭平 |
| Associated with MTSHR |
| Associated with 明大昭 |
| Associated with MTSH |
| Associated with 明大昭平令 |
| Associated with 年号コード(数字) |
| Associated with 年号コード(英字) |
| Disassociated from 元号合字 |
| Associated with CLDR元号コード |
| Associated with era code |
| Associated with 元号のコード |