also: あんわ
noun
Anna era; Anwa era
Historical Japanese era name (年号) spanning 968–970 CE. Used only in historical contexts.
安和の変は、安和二年に起きた政変である。
The Anna Incident was a political upheaval that occurred in the second year of the Anna era.
The era name 安和 (Anna/Anwa) was adopted in 968 CE. The exact derivation is uncertain; it follows the traditional practice of selecting auspicious kanji for era names.