THE WEEK’S MOST POPULAR CURRENT ROCK AND ALTERNATIVE SONGS, RANKED BY STREAMING ACTIVITY DATA BY ONLINE MUSIC SOURCES TRACKED BY LUMINATE, RADIO AIRPLAY AUDIENCE IMPRESSIONS AS MEASURED BY ...

A weekly ranking of the most popular songs in Japan combining physical and digital sales, audio streams, radio airplay, YouTube and GYAO! video views and karaoke data, compiled by Billboard Japan.