Oshi no Kois one of the most popular anime airing this season, and it’s streaming onNetflixright now. This new idol anime gained immediate popularity from its first episode, which was praised for many things - among them, its music. Now, the opening song “Idol” has topped the music charts in Japan for the past week, and not only set but also broken its own records on Spotify.

Oshi no Kois a very original take on theusual idol anime, which is part of the reason it has garnered such success; its premise is truly wild. The story centers on an idol named Ai Hoshino, who has become popular across Japan when she suddenly takes an unexpected hiatus. One of her biggest fans, a countryside gynecologist named Gorou, is the one who learns the shocking truth behind it - she is pregnant! Things only get weirder when Gorou thinks that he has been killed by a stalker only to wake up reborn as Ai’s son, Aquamarine Hoshino! Now he can support Ai better than he ever could as only a fan, working hard through the dark realities of show business to help her career - and solve a dark mystery.

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Of course, as an anime withmusic central to its plot line, there is a high level of expectation for the music not only within the show but also for the opening and ending songs.Oshi no Kodid not disappoint with its opening, performed by the famous anisong duo YOASOBI. They already have a few big anime songs under their belts, including the themes forBeastars 2nd SeasonandMobile Suit Gundam: The Witch from Mercury.

The opening song forOshi no Kois appropriately named “Idol,” and the full music video features all the show’s main characters alongside its catchy melody. The song has gained extreme popularity in Japan, and currently sits in the number one spot on Spotify for the whole country. It is also the number one played music video on YouTube Japan this week. It is also on the top 100 list for YouTube globally.

On Spotify, “Idol” has already been played more than 600,000 times by this past weekend. It both hit and broke its own record for most plays in a day on Sunday. Meanwhile, the music video has already had over 37 million views worldwide. The anime itself alsobroke recordsin Japan, becoming the number one series launch ever on streaming service HIDIVE with its 90-minute opening episode.

It is not uncommon foranime openings to become chart toppersin Japan, but “Idol” really does stand out as one of the strongest recent ones. The song can be heard around Japan in shops, and has broken into the mainstream world. YOASOBI are already a popular group as well, and this will only bolster their popularity for sure. We can expect to see them making even more anime songs in the future, and we will be waiting to see if they can produce another banger like “Idol!”