Paragraph 2
Smile
in Japan are busy. A
by Laibo Research found that 28% of company workers in their 20s to 50s wear masks. Just over two-
said they wear a mask depending on the
. Only 5.5% said they stopped wearing a mask. Ms Kawano has coached 4,000 people in the
of smiling. She has also trained
of "smile
". She said: "Smiling makes a good
on others and helps communication. It also has the effect of making yourself feel more
." She said: "Moving and relaxing the facial muscles is the
to a good smile."