M 4.7 earthquake: North Pacific Ocean (Japan) — December 9, 2021

M 4.7 earthquake: North Pacific Ocean (Japan) — December 9, 2021. Epicenter 551 km SE of Yokohama, depth 10 km, 18:57 Local (2021-12-09 08:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (551 km SE, Japan) — 31.12, 142.53

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