Posted on April 1, 2021 by Hokkaido NewsQuake info: Light mag. 4.0 earthquake – North Pacific Ocean, 70 km south of Kushiro, Hokkaido, Japan, on Thursday, 1 Apr 2021 6:09 pm (GMT +9) – VolcanoDiscovery Quake info: Light mag. 4.0 earthquake – North Pacific Ocean, 70 km south of Kushiro, Hokkaido, Japan, on Thursday, 1 Apr 2021 6:09 pm (GMT +9) VolcanoDiscovery