
The series score is composed by Takuro Iga. The CD is released and distributed by KADOKAWA at a price of 3,520 yen (tax included, catalog number ZMCZ-18881). Streaming link: https://nex-tone.link/8wXSEe5rp
[Comment from o.j.o]
"OSHI NO KO" is an anime I deeply love, so I'm truly delighted that the songs I was given the chance to sing are being released. When I first heard Iga-san's compositions, I felt the presence of something vast that was about to unfold. While recording, I sang each song with the characters' emotions in mind. I felt that every track captured the complex emotional shifts of each character. I hope many people who love "OSHI NO KO" and love music will listen to them.

[About o.j.o]
o.j.o (pronounced "Ojo"), born in Tokyo, is a 15-year-old female singer-songwriter. She began learning dance and piano in first grade, awakening her passion for music. Influenced by Michael Jackson and Bruno Mars, she started composing music in sixth grade using DTM software her parents bought her. At age 13, she launched her career with her debut single "Bah!" Her latest single "One day" is currently available on streaming services.
Bio: https://bio.to/o.j.oWN
[Behind the Scenes Videos]
Two-part behind-the-scenes videos showcasing the production of the o.j.o insert songs are now available on the official "OSHI NO KO" YouTube channel. The footage features o.j.o's recording sessions as well as the band and string instrument recordings.
Part 1: https://youtu.be/M1ms0qg2VVE
Part 2: https://youtu.be/GqoiI1K4YjU
[Tracklist Highlights]
Disc 1 contains 29 score tracks, while Disc 2 contains 19 tracks including the four o.j.o insert songs: "On your side feat. o.j.o," "Dolphin feat. o.j.o," "Way of leaving feat. o.j.o," and "You are light feat. o.j.o."
[Limited Retailer Bonus Campaign]
A limited bonus campaign is also underway: customers who pre-order or purchase both the Character Song CD Vol.5 (released March 25, 2026, ZMCZ-18891, 1,980 yen) and the Original Soundtrack Vol.3 at participating stores will receive store-exclusive bonus items. Animate and Gamers offer original 75mm tin badges, while Sofmap and Animega offer original 76mm acrylic coasters. Bonuses are distributed from April 8, 2026, while supplies last.

[About the Series]
Based on the manga by Aka Akasaka and Mengo Yokoyari (serialized in Shueisha's Weekly Young Jump). Directed by Daisuke Hiramaki, with series composition by Jin Tanaka, character design and chief animation direction by Kanna Hirayama, music by Takuro Iga, and animation production by Doga Kobo. With over 25 million copies in circulation worldwide, "OSHI NO KO" is one of the most popular manga of recent years. Season 3 is currently airing on TOKYO MX and other stations every Wednesday at 11 PM, with simultaneous streaming on ABEMA.
Official site: https://ichigoproduction.com/
Official X: https://x.com/anime_oshinoko
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(C)Aka Akasaka x Mengo Yokoyari / Shueisha, OSHI NO KO Production Committee