SINGAPORE – Hit Japanese pop duo Yoasobi played two nights at the Singapore Indoor Stadium to a full house on Feb 22 and 23, but they are already eyeing the 55,000-capacity National Stadium next door.

Japanese pop superduo Yoasobi’s first show in Singapore was meant to be a seated gig. But from the opening notes of the first song, the 5,500-strong audience was up on its feet and pretty much never ...