Where can I learn the square dance of "Whose Sin is it to Love to Tears"?

You can learn it by searching for it in Aiki.

Square dance is the most massive system in the art of dance, named for the many gatherings in the square, integrating self-indulgence and performances, taking group dance as the main form of performance, and entertaining the body and mind as the main purpose. Including Jiamusi dance, sailor dance and so on. Square dance in the public **** place by the mass of spontaneous organization, participants are mostly middle-aged and elderly, which is mostly big mother. Square dance is a non-professional dancers to create the dance, is exclusively for the general public dance, because of the different nationalities, different regions, different groups so the square dance dance dance form is also different.

Contemporary square dance incorporates the consciousness, behavior and form of modern dance, thus forming the style of modern square dance. 21st century square dance has been more and more people of different age levels are sure that everyone is beginning to pay attention to their own health, and the interaction between young people and the elderly has also added a lot of fun to the square dance.