by Japanese singer and actress Erika Ikuta has announced the release of a new single featuring “Ima mo, Arigato” (Thank You Even Now), the ending theme song for the TV anime Ascendance of a Bookworm: The Lord’s Adopted Daughter.
The single is scheduled for release on May 6, 2026, and will include a special anime-illustrated jacket design inspired by the world of the series.
This announcement comes shortly after Ikuta revealed that her first full album, IKT ~I Know Tomorrow~, will be released on April 22, 2026.
A Heartwarming Ending Theme for the Anime
“Ima mo, Arigato” marks Erika Ikuta’s first time performing a theme song for a television anime.
The song captures the emotional atmosphere of the story with gentle melodies and heartfelt lyrics that express gratitude toward loved ones.
The track reflects the feelings of the anime’s protagonist Rozemyne (formerly Myne), whose journey in the story is filled with personal growth, family bonds, and new responsibilities.
According to Ikuta, the song focuses on emotions that people often struggle to express directly—especially appreciation for family members.
Special Anime Jacket Artwork Revealed
Alongside the announcement of the single, a new anime-illustrated jacket visual was unveiled.
The cover art features imagery inspired by the fantasy world of Ascendance of a Bookworm, highlighting the series’ themes of books, knowledge, and personal determination.
Limited Edition Packaging
The single will be released as a limited-time production edition, packaged in a digipak-style case with the special anime artwork.
This collectible edition is expected to attract both music fans and anime collectors.
What’s Included in the Single
The upcoming single will contain several special features for fans.
Contents
Ending theme song: “Ima mo, Arigato”
Coupling track: A newly written song about bittersweet summer love
Music video: “Ima mo, Arigato” official MV
Bonus video: Behind-the-scenes making-of footage for the music video
The coupling track will be created by a top songwriter, adding another emotional layer to the release.
Also Featured on Ikuta’s First Album
Fans will also be able to hear “Ima mo, Arigato” on Erika Ikuta’s first full-length album.
The album IKT ~I Know Tomorrow~ will showcase her evolving musical style and feature multiple original songs.
For Ikuta, who is widely known for her work in musical theater and as a former idol, this album represents an important milestone in her music career.
Erika Ikuta’s Message About the Song
In a comment about the new ending theme, Erika Ikuta shared the inspiration behind the track:
“I poured feelings into every word I sang—feelings that I’m usually too embarrassed to say out loud. In this story, Rozemyne begins a new chapter in her life. I hope the emotions she carries for her family will resonate through this song.”
Her statement reflects how closely the song connects to the emotional themes of the anime.
About Ascendance of a Bookworm
The anime Ascendance of a Bookworm is based on the popular light novel series written by Miya Kazuki.
The story follows a book-loving girl who is reincarnated into a medieval world where books are rare and expensive. Determined to read again, she begins creating books herself while navigating social and political challenges.
The series has gained a global fanbase thanks to its:
Unique world-building
Strong character development
Emotional storytelling about family and dreams
The latest arc, “The Lord’s Adopted Daughter,” focuses on Rozemyne’s life after being adopted into a noble family and the responsibilities that come with her new position.
Growing Popularity of Anime Theme Songs
Anime theme songs have become a major part of Japanese pop culture. Many artists see anime collaborations as an opportunity to reach international audiences.
In recent years, anime music has gained worldwide recognition thanks to streaming platforms and global fan communities.
For Erika Ikuta, performing the ending theme for Ascendance of a Bookworm introduces her music to a broader audience of anime fans.
Final Thoughts
With the release of “Ima mo, Arigato,” Erika Ikuta takes an exciting step into the world of anime music.
The heartfelt ending theme complements the emotional storytelling of Ascendance of a Bookworm, while the special anime jacket design and bonus content make the single a must-have for fans.
As anticipation builds for both the single and her debut album IKT ~I Know Tomorrow~, Erika Ikuta continues to expand her presence as both a singer and performer in Japan’s entertainment industry.
