The original anime ‘Cowboy Bebop’ was broadcast on TV in 1998. The stylish visuals of the animation shocked everyone who saw it, and it became a work that attracted attention not only domestically but also internationally, including a live-action adaptation on Netflix. Along with the visuals, the music by Yoko Kanno has also attracted attention. The first soundtrack ‘COWBOY BEBOP,’ which includes the opening theme song ‘Tank!’ The music is vast and genre-less, and is highly acclaimed both in Japan and abroad beyond the framework of anime music.