Kenshi Yonezu Crossover J-Pop Star Releases New Track 'Iris Out,' Official Theme Song to Chainsaw Man - The Movie: Reze Arc
KENSHI YONEZU
CROSSOVER J-POP SUPERSTAR RELEASES NEW TRACK
“IRIS OUT”
THE OFFICIAL THEME SONG TO
CHAINSAW MAN – THE MOVIE: REZE ARC
LISTEN HERE | WATCH THE MUSIC VIDEO
NEW YORK, NY (September 15, 2025) – Chart-topping J-pop superstar KENSHI YONEZU today releases new track “IRIS OUT,” the official theme song for the highly-anticipated new film CHAINSAW MAN – THE MOVIE: REZE ARC – listen here. Yonezu returns to the global anime franchise after contributing the series' original theme song “KICK BACK,” which became a global hit and the first-ever song in Japanese to be RIAA Gold-certified in the United States. Also making its debut today is a new music video for “IRIS OUT,” which features highlights from the upcoming film synchronized to the song's infectious tempo – watch here.
Of the track, KENSHI YONEZU says, “It's a great privilege to continue my musical involvement from the TV anime series to the film. I kept the Reze scenes from the original manga open around the clock, glaring at the pages as I worked on the song. I hope you enjoy it.”
In addition to today's release, Yonezu recently announced teaming up with global icon HIKARU UTADA for a new collaborative track “JANE DOE,” which will serve as the ending theme to the hugely anticipated Chainsaw Man film. Written and composed by Yonezu and featuring Utada on vocals, “Jane Doe” arrives worldwide next Monday, September 22 – pre-save here.
CHAINSAW MAN – THE MOVIE: REZE ARC will be hitting theatres in United States on October 24, 2025 from Sony Pictures Entertainment, who has acquired the worldwide distribution rights for the film.
KENSHI YONEZU SPOTIFY LISTENING PARTY was also announced today to celebrate the release of “IRIS OUT” and “JANE DOE.” Taking place on Monday, September 22 at 9:00 AM EST, the listening party will include live audio commentary from Kenshi Yonezu, and fans can follow along after the live stream begins by posting messages on X with the hashtag #Spotify_KenshiYonezu. Fans can join the listening party at the link HERE – please note the listening party is a real-time, limited-time broadcast only; no archive will be available.
ABOUT CHAINSAW MAN – THE MOVIE: REZE ARC
The film version of Chainsaw Man – The Movie: Reze Arc is set after the final episode of the Chainsaw Man TV anime series. It depicts the main character, Denji, who is thrown into an unpredictable destiny by a girl he meets by chance, Reze, alongside the fast-paced action scenes for which MAPPA studio is renowned. The film will be released in more than 50 countries and regions, beginning with Japan on Friday, September 19. Sony Pictures Entertainment has acquired the worldwide distribution rights for the film and will be releasing it in the country. They have also debuted a series recap video to help prepare fans for the epic big screen battle. CHAINSAW MAN – THE MOVIE: REZE ARC will be hitting theatres in United States on Oct 24, 2025.
The original Chainsaw Man series has sold more than 30 million copies and is currently being serialized in the popular Shonen Jump+ magazines. The author is Tatsuki Fujimoto, a genius manga artist who has created a series of high-profile works including Fire Punch, Look Back, and Sayonara Eri. In 2022, the anime series was broadcast by the animation production studio MAPPA (Jujutsu Kaisen, Attack on Titan: The Final Season, etc.), and high acclaim was won not only in Japan but also around the world. The anime series has been streamed in over 200 countries and regions.
ABOUT KENSHI YONEZU
After gaining success with Vocaloid music under the stage name HACHI, Kenshi Yonezu began producing under his real name in 2012. In addition to music, he has attracted attention for his album cover illustrations and video productions. The video for his hit single “Lemon”, the long-running theme song for the TV series Unnatural, is the most-viewed music video in Japan, and topped Billboard Japan's year-end charts for two consecutive years, leaving a mark on music history both in Japan and abroad.
His 2020 album STRAY SHEEP set a record of 1.9 million copies sold with the highest-placing Japanese artist ever to appear on the IFPI year-end global ranking chart. He continued to work tirelessly during the COVID-19 pandemic, including performing as the first Asian in a virtual concert hosted by the online game Fortnite. Collaborated globally with UNIQLO on their UT collection with the storefront collaboration displays in NY and other 8 UNIQLO stores worldwide. He was awarded an AAC Award, listed in Forbes' 100 Asian Digital Stars, and received the Minister of NEWS RELEASE Education, Culture, Sports, Science and Technology's Art Encouragement Prize for New Artists.
In 2022, he released “M87” as the theme song for the film Shin Ultraman, and “POP SONG” as the theme song for a PlayStation commercial. His single “KICK BACK,” the opening theme for the TV anime Chainsaw Man, made Spotify's Global Top 50, and became the first Japanese-language song certified Gold by RIAA®. He was also selected as the first and only Japanese artist to be a part of the “RIAA Class of 2023”, with which the association summarized the artists who had flourished in the year.
In 2023, Yonezu released “Tsuki Wo Miteita - Moongazing” as the theme song for the RPG game Final Fantasy XVI, and “Chikyugi - Spinning Globe” – the theme song Studio Ghibli's animated film The Boy and the Heron (Academy Award Winner for Best Animated Feature, 2024), directed by Hayao Miyazaki.
In August 2024, Yonezu wrote “Garakuta – JUNK”, the theme song of the movie LAST MILE, and released his sixth studio album, LOST CORNER. In September, Yonezu released an exclusive line of graphic tees in collaboration with UNIQLO, as part of their ongoing UT series celebrating pop culture from around the world. After 11 years, Hachi (Kenshi Yonezu) himself created a new illustration for the VOCALOID song “Donut Hole”, and a fully animated music video based on the illustration. Original chocolate was also released from Godiva Japan as the “GODIVA x HACHI Donut Hole Collection” from October as the first time for Godiva worldwide to create a chocolate collection lineup in collaboration with an artist. In November Yonezu released “Azalea”, a song written as the theme song for the global Netflix series Beyond Goodbye. For the first time in 6 years, appeared at Kohaku Uta Gassen.
In 2025, Yonezu released “Plazma”, a theme to the film Mobile Suit Gundam GQuuuuuuX -Beginning- and also the theme to its anime series Mobile Suit Gundam GQuuuuuuX -Beginning-, and a theme to the anime series Medalist with a collaboration music video between Kenshi Yonezu and the Winter Olympics gold Medalist Yuzuru Hanyu. Yonezu kicked off his largest-scaled world tour, KENSHI YONEZU 2025 WORLD TOUR / JUNK after performing domes in Japan, toured Asia, Europe, and the U.S., drew a total of 440,000 people. Kenshi Yonezu has just recently announced his new tour, KENSHI YONEZU 2026 TOUR / GHOST— a 6-city, 14-show arena headliner across Japan. The tour will kick off in Nagano on November 6, 2026, and will travel through Osaka, Aichi, Fukuoka, Miyagi, and Kanagawa, concluding on December 17.
As for Yonezu's music videos, “Lemon” has surpassed 930 million views, continuing to break the records of Japanese artists. It is one of the 16 music videos of his songs that garnered him a commanding record of surpassing 100 million views each (“Lemon,” “Eine Kleine,” “LOSER,” “Peace Sign,” “Haiirotoao (+Masaki Suda),” “orion,” “Flamingo,” “Kanden,” “Fireworks,” “Paprika,” “Shunrai,” “Uma to Shika,” “Spirits of the Sea,” “KICK BACK,” Foorin's “Paprika” and Masaki Suda's “Machigaisagashi”). He has over 7.81 million subscribers on his official YouTube channel.
CONNECT WITH KENSHI YONEZU: WEBSITE | INSTAGRAM | X | TIKTOK | YOUTUBE
CROSSOVER J-POP SUPERSTAR RELEASES NEW TRACK
“IRIS OUT”
THE OFFICIAL THEME SONG TO
CHAINSAW MAN – THE MOVIE: REZE ARC
LISTEN HERE | WATCH THE MUSIC VIDEO
NEW YORK, NY (September 15, 2025) – Chart-topping J-pop superstar KENSHI YONEZU today releases new track “IRIS OUT,” the official theme song for the highly-anticipated new film CHAINSAW MAN – THE MOVIE: REZE ARC – listen here. Yonezu returns to the global anime franchise after contributing the series' original theme song “KICK BACK,” which became a global hit and the first-ever song in Japanese to be RIAA Gold-certified in the United States. Also making its debut today is a new music video for “IRIS OUT,” which features highlights from the upcoming film synchronized to the song's infectious tempo – watch here.
Of the track, KENSHI YONEZU says, “It's a great privilege to continue my musical involvement from the TV anime series to the film. I kept the Reze scenes from the original manga open around the clock, glaring at the pages as I worked on the song. I hope you enjoy it.”
In addition to today's release, Yonezu recently announced teaming up with global icon HIKARU UTADA for a new collaborative track “JANE DOE,” which will serve as the ending theme to the hugely anticipated Chainsaw Man film. Written and composed by Yonezu and featuring Utada on vocals, “Jane Doe” arrives worldwide next Monday, September 22 – pre-save here.
CHAINSAW MAN – THE MOVIE: REZE ARC will be hitting theatres in United States on October 24, 2025 from Sony Pictures Entertainment, who has acquired the worldwide distribution rights for the film.
KENSHI YONEZU SPOTIFY LISTENING PARTY was also announced today to celebrate the release of “IRIS OUT” and “JANE DOE.” Taking place on Monday, September 22 at 9:00 AM EST, the listening party will include live audio commentary from Kenshi Yonezu, and fans can follow along after the live stream begins by posting messages on X with the hashtag #Spotify_KenshiYonezu. Fans can join the listening party at the link HERE – please note the listening party is a real-time, limited-time broadcast only; no archive will be available.
ABOUT CHAINSAW MAN – THE MOVIE: REZE ARC
The film version of Chainsaw Man – The Movie: Reze Arc is set after the final episode of the Chainsaw Man TV anime series. It depicts the main character, Denji, who is thrown into an unpredictable destiny by a girl he meets by chance, Reze, alongside the fast-paced action scenes for which MAPPA studio is renowned. The film will be released in more than 50 countries and regions, beginning with Japan on Friday, September 19. Sony Pictures Entertainment has acquired the worldwide distribution rights for the film and will be releasing it in the country. They have also debuted a series recap video to help prepare fans for the epic big screen battle. CHAINSAW MAN – THE MOVIE: REZE ARC will be hitting theatres in United States on Oct 24, 2025.
The original Chainsaw Man series has sold more than 30 million copies and is currently being serialized in the popular Shonen Jump+ magazines. The author is Tatsuki Fujimoto, a genius manga artist who has created a series of high-profile works including Fire Punch, Look Back, and Sayonara Eri. In 2022, the anime series was broadcast by the animation production studio MAPPA (Jujutsu Kaisen, Attack on Titan: The Final Season, etc.), and high acclaim was won not only in Japan but also around the world. The anime series has been streamed in over 200 countries and regions.
ABOUT KENSHI YONEZU
After gaining success with Vocaloid music under the stage name HACHI, Kenshi Yonezu began producing under his real name in 2012. In addition to music, he has attracted attention for his album cover illustrations and video productions. The video for his hit single “Lemon”, the long-running theme song for the TV series Unnatural, is the most-viewed music video in Japan, and topped Billboard Japan's year-end charts for two consecutive years, leaving a mark on music history both in Japan and abroad.
His 2020 album STRAY SHEEP set a record of 1.9 million copies sold with the highest-placing Japanese artist ever to appear on the IFPI year-end global ranking chart. He continued to work tirelessly during the COVID-19 pandemic, including performing as the first Asian in a virtual concert hosted by the online game Fortnite. Collaborated globally with UNIQLO on their UT collection with the storefront collaboration displays in NY and other 8 UNIQLO stores worldwide. He was awarded an AAC Award, listed in Forbes' 100 Asian Digital Stars, and received the Minister of NEWS RELEASE Education, Culture, Sports, Science and Technology's Art Encouragement Prize for New Artists.
In 2022, he released “M87” as the theme song for the film Shin Ultraman, and “POP SONG” as the theme song for a PlayStation commercial. His single “KICK BACK,” the opening theme for the TV anime Chainsaw Man, made Spotify's Global Top 50, and became the first Japanese-language song certified Gold by RIAA®. He was also selected as the first and only Japanese artist to be a part of the “RIAA Class of 2023”, with which the association summarized the artists who had flourished in the year.
In 2023, Yonezu released “Tsuki Wo Miteita - Moongazing” as the theme song for the RPG game Final Fantasy XVI, and “Chikyugi - Spinning Globe” – the theme song Studio Ghibli's animated film The Boy and the Heron (Academy Award Winner for Best Animated Feature, 2024), directed by Hayao Miyazaki.
In August 2024, Yonezu wrote “Garakuta – JUNK”, the theme song of the movie LAST MILE, and released his sixth studio album, LOST CORNER. In September, Yonezu released an exclusive line of graphic tees in collaboration with UNIQLO, as part of their ongoing UT series celebrating pop culture from around the world. After 11 years, Hachi (Kenshi Yonezu) himself created a new illustration for the VOCALOID song “Donut Hole”, and a fully animated music video based on the illustration. Original chocolate was also released from Godiva Japan as the “GODIVA x HACHI Donut Hole Collection” from October as the first time for Godiva worldwide to create a chocolate collection lineup in collaboration with an artist. In November Yonezu released “Azalea”, a song written as the theme song for the global Netflix series Beyond Goodbye. For the first time in 6 years, appeared at Kohaku Uta Gassen.
In 2025, Yonezu released “Plazma”, a theme to the film Mobile Suit Gundam GQuuuuuuX -Beginning- and also the theme to its anime series Mobile Suit Gundam GQuuuuuuX -Beginning-, and a theme to the anime series Medalist with a collaboration music video between Kenshi Yonezu and the Winter Olympics gold Medalist Yuzuru Hanyu. Yonezu kicked off his largest-scaled world tour, KENSHI YONEZU 2025 WORLD TOUR / JUNK after performing domes in Japan, toured Asia, Europe, and the U.S., drew a total of 440,000 people. Kenshi Yonezu has just recently announced his new tour, KENSHI YONEZU 2026 TOUR / GHOST— a 6-city, 14-show arena headliner across Japan. The tour will kick off in Nagano on November 6, 2026, and will travel through Osaka, Aichi, Fukuoka, Miyagi, and Kanagawa, concluding on December 17.
As for Yonezu's music videos, “Lemon” has surpassed 930 million views, continuing to break the records of Japanese artists. It is one of the 16 music videos of his songs that garnered him a commanding record of surpassing 100 million views each (“Lemon,” “Eine Kleine,” “LOSER,” “Peace Sign,” “Haiirotoao (+Masaki Suda),” “orion,” “Flamingo,” “Kanden,” “Fireworks,” “Paprika,” “Shunrai,” “Uma to Shika,” “Spirits of the Sea,” “KICK BACK,” Foorin's “Paprika” and Masaki Suda's “Machigaisagashi”). He has over 7.81 million subscribers on his official YouTube channel.
CONNECT WITH KENSHI YONEZU: WEBSITE | INSTAGRAM | X | TIKTOK | YOUTUBE
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