The official Karaoke JOYSOUND application has been delisted from the Japanese Nintendo 3DS eShop on May 25, 2020.
The app was removed without any warning, and it could no longer be re-downloaded from the Nintendo eShop. It is only a matter of time before Karaoke JOYSOUND services end on the 3DS. Please keep in mind that Karaoke JOYSOUND is still running on Nintendo Switch and is a free download on the Japanese eShop.
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