SKY-HI, the solo moniker of Mitsuhiro Hidaka—also widely popular as a member of AAA—has made a name for himself.
He’s known not only for producing music and performing live, but also for his energetic activities such as competing in MC battle tournaments.
He further rose to prominence as a music producer by launching the boy group BE:FIRST through an audition he funded himself with 100 million yen.
This time, we’re introducing a ranking of SKY-HI’s most popular songs—be sure to check it out!
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A powerhouse producer too! SKY-HI’s most popular songs ranked (1–10)
skySakushi: SKY-HI / Sakkyoku: UTA, LOAR, SKY-HI1rank/position
A song by SKY-HI released in 2025 as the compulsory piece for the NHK All-Japan School Music Competition, Junior High School Division.
Featuring a warm, piano-driven melody and lyrics that convey a message to today’s youth who grapple with anxiety and inner conflict, this piece leaves a strong impression.
Arranged for choir by Masanori Kato, it is structured to be easy for middle school students to sing.
It’s an encouraging anthem that gives listeners the courage to move forward with their friends—without hiding their vulnerabilities or worries, and while embracing their true selves.
Be sure to check out the BE:FIRST version as well, which offers a different vibe.
skySKY-HI2rank/position
A choral piece that gently embraces the many anxieties and conflicts of adolescence.
Its grand melody evokes a vast sky, and its warm lyrics, which empathize with young people’s struggles, speak to the heart.
Written by SKY-HI—who also enjoys immense support as an idol producer—the song was selected as the set piece for the Middle School Division of the 92nd NHK All-Japan School Music Competition.
The lyrics, depicting a determination to move forward despite unstable emotions, are sure to encourage high school students devoted to their studies and sports.
Holy Moly Holy Nightchanmina & SKY-HI3rank/position
A track that updates a vintage big band sound with a modern twist.
Chanmina and SKY-HI teamed up to release it as a digital single in December 2020.
The horn section and walking bass that evoke the ’60s feel great, resulting in a glamorous finish perfect for a sophisticated party.
Beneath the dazzling melody lies a weave of complex emotions and irony about spending a night alone, giving it an appealing depth beyond simple brightness.
The song is also included on SKY-HI’s album “Hachimenroppi,” where you can enjoy the duo’s exquisite back-and-forth.
Perform it at a home party with friends or at karaoke, and the place will light up instantly!
StormyNissy × SKY-HI4rank/position
This is the song that became the theme for the anime film Blue Lock the Movie -Episode Nagi-, created by a collaboration between Nissy and SKY-HI.
Riding a powerful beat, the music—featuring Nissy’s soulful vocals and SKY-HI’s sharp rap—can only be described as breathtaking.
The lyrics convey the clashing emotions of the characters.
The CD released on April 17, 2023, comes in a deluxe edition using the anime’s artwork.
With its dramatic sound, it’s sure to amplify this story of passionate youths striving for the top.
If you want to experience the mindset of rivals pushing each other to the limit, be sure to try singing it at karaoke as well.
Diver’s HighSKY-HI5rank/position
A collaboration between Mitsuhiro Hidaka’s solo project SKY-HI and Kosuke Saito of the rock band UNISON SQUARE GARDEN, released as a single in 2018.
It was used as the opening theme for the anime Gundam Build Divers.
The mixed-genre sound approach is sharp and cool! The powerful message in the lyrics—“Let’s move forward toward our dreams together!”—is truly encouraging.
Give it a listen when you need a boost of motivation!
Enter The DungeonSKY-HI6rank/position
The ending theme of the TV show “Freestyle Dungeon,” which made rap battles known across Japan.
SKY-HI, a member of AAA who also produces idols through the large-scale audition project “THE FIRST,” is an MC from the underground who once honed his skills by competing in rap battles.
The lyrics casually weave in the names of the show’s host and regular cast to create rhymes.
Can you spot where each person’s name is hidden?
SUPER IDOL (Prod. MONJOE, SUNNY)SKY-HI × Nissy7rank/position
SKY-HI and Nissy, who both made their mark as members of AAA and are now pursuing solo careers, teamed up for the track “SUPER IDOL,” released digitally on December 4, 2023.
The fusion of SKY-HI’s rap and Nissy’s vocals delivers a stunningly compelling listen.
The cynical lyrics, which depict the posture and convictions of an idol, feel aggressive yet somehow tinged with fragility.
With its dramatic song structure that pulls you in, it’s an impactful pop tune you’ll want to replay over and over.
