Here are the top 5 largest music streaming services in Japan with their market share numbers:

ServiceMarket Share (2022)
Spotify24.1%
Apple Music21.5%
Amazon Music Unlimited15.5%
LINE Music13.1%
AWA10.2%

As you can see, Spotify and Apple Music are the two leading music streaming services in Japan, with a combined market share of 45.6%. Amazon Music Unlimited is the third-largest service, followed by LINE Music and AWA.

It is worth noting that the Japanese music streaming market is still relatively young, and the landscape is constantly changing. In recent years, there has been a growing number of domestic music streaming services entering the market, such as LINE Music and AWA. These services are targeting Japanese listeners with exclusive content and features, and they are slowly gaining market share.

It will be interesting to see how the Japanese music streaming market evolves in the coming years. With the increasing popularity of streaming, it is likely that the market will continue to grow. However, it is also likely that the market will become more fragmented, as more and more domestic services enter the fray.