While Chainsaw Man – The Movie: Reze Arc premiered months ago, its theme song “IRIS OUT” has surged with insane popularity due to a viral “Reze Dance” set to the theme.
The new “Reze Dance” features the main character from the movie, Reze, set to the already popular Kenshi Yonezu song “IRIS OUT,” and it has become one of the most-liked posts ever on Twitter/X.
If you’ve somehow not seen the extremely viral dance or its many fan-made recreations, here it is:
🫵😭
「IRIS OUT」 #レゼダンス #チェンソーマン #RezeDance #ChainsawMan #IRISOUT pic.twitter.com/MvJv1z3Ypb
— 米津玄師 ハチ (@hachi_08) December 12, 2025
Both the original music video animation and the separate Reze Dance were animated by MAPPA, the same studio behind the movie, with animation by Akiko Kudo (Vinland Saga and others). It has been re-shared to various social media accounts where it has earned hundreds of millions of views and listens.
The choreography for Reze’s original dance incorporates the iconic gesture of removing the pin from her neck, which is also featured in the film, as well as the same pose as on the IRIS OUT jacket. The dance choreography was done by Bunkei, who also worked on the choreography for the Pokémon dance animation music video POKÉDANCE.
Chainsaw Man – The Movie: Reze Arc is a movie version / sequel from the final episode of the TV series of the same name. After its release on September 19th, the film had grossed 9.48 billion yen in Japan as of December 7th. It has since been released in over 100 countries and regions, grossing 118.24 million dollars overseas (approximately 18.4 billion yen at an exchange rate of 156 yen to the dollar), bringing the total worldwide gross, including domestic grosses, to over 27.88 billion yen.
The aforementioned theme song IRIS OUT by Kenshi Yonezu (featured above) also became a viral hit both in Japan and overseas. On the US Billboard chart Global 200, it ranked fifth for two consecutive weeks from October 4, 2025, setting a record for the highest-ranking Japanese song ever. On November 13th, it set a record for the most weekly plays of a Japanese song played worldwide on the chart Global Japan Songs Excl. Japan.
Additionally, the song charted in over 50 countries and regions on Spotify’s daily viral chart, which was released on November 5th. In Japan, it has also broken numerous records on various charts such as Billboard JAPAN and Oricon, including the highest number of points ever, the highest number of plays in the history of a Japanese song, and the fastest time to reach 100 million plays.
