As you know,Sumo is not just a wrestling game.
In Sumo,men do warm-up moving.
It is said SHIKO.
Please watch the video to know about SHIKO.
0:07-0:22
0:40-0:53
0:59-1:30
This moving prevents earth quake.
Sumo squat
This is very good for your body and mental health.
Also,it becomes effective earth quake prevention.(It is true)
Especially,people who live on Ring of Fire,should do Sumo squat,slow dance of hip and waist
or Hula dance.
Anyway,slow moving of hip and waist is important to calm the land.
And if you make it the most effective way,
keep and give "gratitude" to the land.
Japanese traditional Kamidana-table for nature worship is also effective.
Please try it.