| Associated with (no title) |
| Disassociated from 九州年号 |
| Associated with 日本の元号 (645年~) |
| Associated with 日本の元号 (645年〜) |
| Associated with 逸年号 |
| Associated with 倭国年号 |
| Associated with 百済年号 |
| Associated with 日本の元号//645年〜 |
| Associated with 九州年号 |
| Disassociated from (no title) |
| Associated with 日本古代の日時 |
| Associated with 天皇即位紀年 |
| Associated with 古代年号 |
| Associated with 偽年号 |
| Associated with 僭年号 |
| Associated with 天智天皇 |
| Associated with 天智天皇称制 |
| Associated with 安閑天皇即位前 |
| Disassociated from 天皇即位紀年 |
| Associated with 持統大化 |
| Associated with 飛鳥改暦 |
| Associated with 天武白鳳説 |
| Associated with 天武白鳳 |
| Associated with 持統大化説 |
| Associated with 孝徳大化 |
| Associated with 古代年號 |
| Disassociated from 天智天皇 |
| Disassociated from 天智天皇称制 |
| Disassociated from 安閑天皇即位前 |
| Disassociated from 百済年号 |
| Associated with 日本古代の元号 |