| Associated with 日本の元号 |
| Associated with 日本の元号 (645年~) |
| Associated with 日本の元号 (645年〜) |
| Associated with 日本の年号 |
| Associated with (no title) |
| Disassociated from 日本の元号 |
| Disassociated from 日本の元号//645年〜 |
| Disassociated from 日本の年号 |
| Disassociated from 日本の元号 (645年〜) |
| Disassociated from 日本の元号 (645年~) |
| Associated with 九州年号 |
| Associated with 日本の元号//645年〜 |
| Associated with 日本の元号 (645年〜) |
| Associated with 日本の年号 |
| Associated with 百済年号 |
| Associated with 倭国年号 |
| Associated with 逸年号 |
| Associated with 日本の元号//幕末〜 |
| Associated with 日本の元号 (900年〜) |
| Associated with 日本の年号(南北朝) |
| Associated with 日本の元号 (幕末〜) |
| Associated with 日本の元号 (645年~) |
| Associated with 日本の元号 (900年~) |
| Associated with 日本の元号(幕末〜) |
| Associated with 日本の元号 |
| Associated with 日本の私年号 |
| Associated with 日本の元号//南北朝 |
| Associated with 日本の元号(900年〜) |
| Associated with 日本の元号 (幕末~) |
| Associated with 日本の元号//900年〜 |
| Disassociated from (no title) |
| Disassociated from 倭国年号 |
| Disassociated from 百済年号 |
| Disassociated from 逸年号 |
| Disassociated from 日本の元号 (645年~) |
| Disassociated from 九州年号 |
| Disassociated from 日本の元号//645年〜 |
| Disassociated from 日本の元号 (645年〜) |
| Associated with 日本の中世私年号 |
| Associated with Japanese era |
| Associated with Japanese era name |
| Associated with 中世私年号 |
| Disassociated from 日本の元号(幕末〜) |
| Disassociated from 日本の元号 (幕末~) |
| Disassociated from 日本の元号//幕末〜 |
| Disassociated from 日本の元号 (幕末〜) |
| Associated with 地域年号 |
| Associated with 近代日本の元号 |
| Associated with 日本南北朝時代の元号 |
| Associated with 日本南北朝時代の日時 |
| Associated with 北朝の元号 |
| Associated with 南朝の元号 |
| Associated with 後南朝の元号 |
| Associated with 内地年号 |
| Associated with 日紀 |
| Associated with 皇国年号 |
| Associated with 日本私年号 |
| Associated with 南北朝時代の日時 |
| Associated with 南北朝時代の元号 |
| Associated with 日本の公年号 |
| Associated with 近現代日本の元号 |
| Associated with 現代日本の元号 |
| Associated with 源平合戦の元号 |
| Associated with 日本年號 |
| Associated with 和年号 |
| Associated with 日本中世の私年号 |
| Disassociated from 日本南北朝時代の元号 |
| Disassociated from 日本の年号(南北朝) |
| Disassociated from 日本の元号//南北朝 |
| Disassociated from 日本南北朝時代の日時 |
| Disassociated from 後南朝の元号 |
| Disassociated from 南北朝時代の元号 |
| Disassociated from 南北朝時代の日時 |
| Disassociated from 南朝の元号 |
| Disassociated from 北朝の元号 |
| Associated with 日本江戸時代の私年号 |
| Associated with 江戸時代の私年号 |
| Associated with 県内における私年号板碑 |
| Associated with 私年号研究 |
| Associated with 大和の私年号 |
| Associated with 室町時代における日光山の私年号使用 |
| Associated with 室町時代における日光山の私年号使用⸺下野に現存する私年号資料の紹介をかねて⸺ |
| Associated with 中世私年号と板碑 |
| Associated with 中世私年号と板碑―私年号伝播者および足利成氏との関係を中心に― |
| Associated with 足利成氏文書と不改年号 |
| Associated with 関東の延長年号 |
| Associated with 中世東国私年号 |
| Associated with 中世の元号 |
| Associated with 戦国期の私年号について―「福徳」「弥勒」「命禄」を中心として― |
| Associated with 戦国期の私年号について |
| Associated with 地域的公年号 |
| Associated with 戦国時代東国の地域年号について |
| Associated with 戦国大名と私年号 |