http://www.billboard.com/charts/hot-100#/charts/hot-100
_ Billboard Hot 100 - Top 50 Singles (11/5/2016)
https://youtu.be/YTopsiJukV8
_ Billboard Hot 100 - Top 50 Singles (10/1/2016)
https://youtu.be/o4rNnZ9OIyo
_ Gotch「Good New Times」at Billboard Live TOKYO
https://youtu.be/nRsNs56QmEQ