intensity of 7 in the Noto region of Ishikawa Prefecture and a seismic intensity of 6 lower in NiigataPrefecture M7.6]. NHK (باليابانية). 1 Jan 2024. Archived
2019-04-05. "Summary of NiigataPrefecture". Japan Mint. مؤرشف من الأصل في 2022-08-10. اطلع عليه بتاريخ 2019-04-05. "Niigata 500 Yen commemorative coin"