Sekai de Ichiban Kireina BiSH (世界で一番綺麗なBiSH; The most beautiful BiSH in the world) is a oneman live performed by BiSH on December 22nd, 2022. It was announced on October 25th, 2022, and took place at Yoyogi National Gymnasium. The performance was recorded and included in special editions of BiSH THE BEST.