Does this explain why COVID-19 was slow to spread in Japan？

Medics and pharmacy workers are urged to wash and disinfect their SHOES after studies show COVID-19 is carried and spread on their soles
Coronavirus can be spread through the soles of shoes, scientists have revealed
Samples taken from ICU and COVID-19 ward at Huoshenshan Hospital in Wuhan
It was found the virus was most heavily concentrated on the floors of the wards
Around half of healthcare workers in ICU found to carry the virus on their shoes
Medical staff and pharmacy workers warned to wash and disinfect their footwear
Learn more about how to help people impacted by COVID
By CHRIS DYER FOR DAILYMAIL.COM and AFP


コロナウイルスは靴底について床に蔓延している、と。


buveryさんがリツイート

日本で新型コロナウイルス感染拡大が遅かった理由の一つは、これだと思ってた。I've been thinking that this explains why COVID-19 was slow to spread in Japan; we take off 🥾👠at home! The Coronavirus Can Spread Through the Soles of Shoes, According to the CDC https://t.co/d6P2EEMXcu

— Prof. Keiko Torii (@KeikoUTorii) April 13, 2020

「玄関で靴を脱ぐ」以外にも
「就寝前にお風呂に入る」
「コンビニ弁当にも、お手拭きがついてくる」
他には「マスクが普及😷」とかは勿論。
けれど、偶然の幸運に任せるだけではだめ。#家にいよう