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Many
have not stopped wearing masks. In Japan, many people still wear
. Some of those who have gone
are having lessons in
to smile. Some people say they have "forgotten" how to smile
because they had a face
for three years. They are taking smiling lessons to relearn how to smile with
. "Smile coach" Keiko Kawano from a "smile
" company spoke about her work. She said people smiled less because of masks, so they developed a
. She wants people to smile for their mental
.