Japan's Sandaime J Soul Brothers shared a fun new music video for "Rat-tat-tat," a catchy dance track the vocal and dance group dropped digitally in September.The infectious chorus and amusing accompanying dance has become a viral hit since its release Sept. 19, with the tag "#ラタタダンス" (#Rat-tat-tatDance) garnering over 200 million views on TikTok.