Singer Yuka Nagase’s latest digital single, “Migi Hidari” (meaning “Right-Left”), now serves as the dynamic ending theme for the exciting fall 2025 TV anime, “A Wild Last Boss Appeared!” Fans can now enjoy the official music video for “Migi Hidari,” along with a special creditless version of the anime’s ending sequence, showcasing Nagase’s captivating new track.
Nagase is a truly unique artist, effortlessly transitioning between her captivating virtual persona, brought to life through stunning illustrations and 3DCG, and her powerful presence as a real-world vocalist. “Migi Hidari” marks a significant milestone in her career, being her very first anime tie-in song since her debut in September 2020.
The creative talent behind “Migi Hidari” extends to singer-songwriter meiyo, who composed both the lyrics and music. meiyo is renowned for crafting hits for popular artists like Ado and Little Glee Monster. Yuka Nagase herself expressed her excitement about the track, stating: “I’m absolutely thrilled to perform my very first anime song, especially one produced by the incredible meiyo-san, whose work I’ve admired for so long. Given the anime’s profound story and intense battles, I truly hope this song offers a space for both viewers and the characters to unwind and let loose—much like a refreshing radio calisthenics session. Please make sure to listen with both your left and right earbuds to fully experience it!”
“Migi Hidari” became available for digital download on October 12. While its striking digital single jacket design might suggest a physical release, there are currently no plans for a CD version of the song.
For those eager to dive into the anime, “A Wild Last Boss Appeared!” premiered in Japan on October 4, 2025. This TV anime adaptation brings to life the popular light novel series penned by Firehead (story) and illustrated by Yahako. The series is available for streaming across a wide range of regions, including North America, Central America, South America, Europe, Africa, Oceania, the Middle East, CIS, the Indian Subcontinent, and Southeast Asia. The captivating plot follows an MMO gamer who mysteriously awakens as the Black-Winged Tyrant, Lufas Maphaahl, only to discover this is no game. Defeated two centuries ago, her past unleashed terrifying monsters. Now, trapped in the body of history’s most feared conqueror, Lufas must navigate a world determined to destroy her while unraveling the mystery of her sudden reincarnation.