'Smile school' in Japan sees surge in demand as people shed masks post Covid

TOKYO, Jun 07 (South China Morning Post) - As more people shed their masks during the post-Covid era, Japan has seen a surge in demand for training in the art of smiling.

In one of Keiko Kawano’s recent classes, more than a dozen Tokyo art school students practised how to lift their lips to a perfect angle through the use of mirrors and a facial detection software that rates the quality of their smiles.