There was this a while ago, in a region not that far away. [1] https://www.volcanocafe.org/japan-the-fukutuko-oka-no-ba-eruption/ https://www.volcanocafe.org/j

There was this a while ago, in a region not that far away. [1] https://www.volcanocafe.org/japan-the-fukutuko-oka-no-ba-eruption/ https://www.volcanocafe.org/japan-the-fukutuko-oka-no-ba-eru... [2] https://www.ladbible.com/news/news-ghost-ships-brought-up-from-sea-bed-following-volcanic-activity-20211028 https://www.ladbible.com/news/news-ghost-ships-brought-up-fr... Also other recent volcanic activity in Japan, with news about volcanic ash from underwater volcano blocking harbors. Maybe similar things happened there, not so visible, and weren't charted because of that, being new?