The claim
「神武天皇と今上天皇は全く同じY染色体」と科学雑誌が立証
Original review summary
The Japan Fact Check Center reports that Newton’s publisher said it had not published an article discussing the Y chromosomes of Emperor Jinmu and the current emperor. The Imperial Household Agency said it was unaware of any comparison between them; the review also notes that the claim’s originator did not respond to inquiries.[S1]
Research date:
Sources and attribution
- [S1] 日本ファクトチェックセンター original review
Original review · Retrieved October 16, 2026