From what I understand, this year due to El Nina, the frequency of typhoons may be lower than in previous years. So that's some relief.
The Nankai Trough earthquake prediction says we have a 70%+ chance of a major earthquake in the next 30 years.
It's best to get prepared. Here's my guide to an all-purpose bag with stuff I already had on hand. https://www.city-cost.com/blogs/TonetoEdo/GojWj-living_noda_shi_chiba
I'm definitely not ready. Government says you should keep water and food supplies as well but I don't drink bottled water and the storage space is a problem too. Damn every year I want to be more serious about it.