Japan Sinks: 2020 - Full Series Information, Trailer & IMDb Reviews
Watch Japan Sinks: 2020 Season 1 Episode 4 online. Maybe available on Youtube, Netflix, PrimeVideo, Hulu, Disney and other legal streaming platforms.
The group shelters at a grocery store, but earthquakes force them onward. They escape with the owner, picking up an English hitchhiker along the way.