Year in Japan

1021 in Japanese History

1 recorded entry for this year. It falls in the Heian period (平安時代, 794 – 1185).

Era name: Jian 治安 (year 1 of the era)

What happened 出来事

Jian 治安 · Japanese era name — Japanese era from 1021 to 1024

Reading the year 1021 in Japanese

Japanese sources from this period date events by era name, not by the Western calendar. 1021 corresponds to Jian 治安 (year 1 of the era). Years are written with 年 (ねん, nen) — so 1600 appears as 慶長5年, "the fifth year of Keichō".

The year itself is read 1021年 (1021ねん) in modern Japanese. Browse the full timeline to see where this year sits in the wider arc, or the 11th century for its neighbours.