# Empress Kōgyoku - Empress regnant

URL: https://history-japan.com/rulers/empress-kogyoku
Reign: 642 – 645
Dynasty: Imperial House of Japan
Wikipedia: https://en.wikipedia.org/wiki/Empress_Kōgyoku

Kōgyoku abdicated after the assassination of Soga no Iruka in 645. She later reigned again as Empress Saimei.

## Succession
- Preceded by: [Prince Shōtoku](https://history-japan.com/rulers/prince-shotoku)
- Succeeded by: [Emperor Kōtoku](https://history-japan.com/rulers/emperor-kotoku)

## Timeline events during this reign
- 645 - [Isshi Incident and the Taika reforms](https://history-japan.com/timeline/645-isshi-incident-and-the-taika-reforms)