1498: The Meiō Earthquake and Ise Sōzui's Conquest of Izu - Sengoku Shogun Map
On September 20, the Meiō earthquake struck off the Tōkaidō coast. Its tsunami devastated coastal communities and breached the Imagiriguchi outlet of Lake Hamana. In the same year, Ise Sōzui captured Fukane Castle in southern Izu and dealt a final defeat to Ashikaga Chachamaru's faction.
Major events
- 1498-09-20: Meiō Earthquake and Tsunami Damage at Lake Hamana — A tsunami from the Meiō earthquake off the Tōkaidō coast struck the Tōtōmi shoreline and breached the Imagiriguchi outlet, connecting Lake Hamana directly to the ocean.
- 1498-月日不詳: Ise Sōzui Captures Fukane Castle — Ise Sōzui captured Fukane Castle in southern Izu and is said to have driven Ashikaga Chachamaru to his death, bringing the long resistance to Sōzui's conquest of Izu to an end.