The Imperial Household Agency, the Japanese government body responsible for the Imperial Family's affairs, publishes its own record of the accession ceremonies of 1990, giving the dates of Emperor Akihito's Sokuirei Seiden no Gi enthronement proclamation on 12 November and the Daijokyu no Gi, the Daijosai ceremony proper, on 22 and 23 November.
Facts
Assessment
Reliability Tier1
The Imperial Household Agency's own institutional record, tier 1, matching the tier the map gives comparable royal household institutional accounts, used here for the exact dates of the 1990 enthronement and Daijosai ceremonies, corroborated by Thomas Makoto Naruse's peer reviewed study of the Daijosai's constitutional status. Citation
PublisherImperial Household Agency (Kunaicho)
URLhttps://www.kunaicho.go.jp/en/learn/institution/seido/sokui-01.html
Source Typeroyal household
Claims Backed By This Source (14 claims)
This source backs 14 claims across the atlas. As facts: 8 well-attested. As cited relationships: 5 holds. Plus 1 entities citing it as a general reference with no single fact or relationship attached.
Disposition By Topic
- Spread Events, 9 claims: 3 well-attested, 5 holds, 1 general references.
- Sources, 5 claims: 5 well-attested.
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