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A downtempo, edgy Vocaloid producer whose music grabs listeners’ ears and hearts and won’t let go: Hiiragi Kirai.
He began his Vocaloid producer career in 2019 and broke out in a big way with Autophagy.
He continues to release music that feels like it’s teetering on a knife’s edge—mysterious, dangerous, and highly addictive.
In 2022, it also made waves when he provided Lucky Blue to singer Ado.
In this article, we’ll be introducing Hiiragi Kirai’s songs in a ranked list.
Be sure to read to the end and find your favorite track!
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Hiiragi Kirai Popular Songs Ranking [2026] (1–10)
Goblin shark?Hiiragi Kirai1rank/position
It’s a Vocaloid track with a dark vibe that lets you get tipsy on its mood, and the delightfully ringing horn section really sticks in your ears.
It’s by Kirai Hiiragi, also known for “Autophagy” and “Bocca della Verità,” and was released in 2020.
The jazz-style arrangement pairs perfectly with flower’s trilled vocals.
The more you listen, the more addictive it becomes.
The lyrics’ worldview, playing on the double meaning of “love” (ai/love) and “lovka” (a type of fish, the goblin shark), is also excellent.
It’s irresistibly sexy yet somehow innocent.
Bocca della VeritàHiiragi Kirai2rank/position
A track that draws you in with poetic lyrics packed with complex emotions.
Released by Vocaloid producer Kirai Hiiragi in April 2020, it blends swing jazz with electronic music to create a unique sound.
Its enigmatic lyrics skillfully depict deep inner conflict and a yearning for truth, offering a contemplative worldview.
Once you’re hooked, there’s no getting out—this might be the very definition of that feeling.
It’s also included on the album “Hateful,” so grab the audio if you’re interested.
EvaHiiragi Kirai3rank/position
A song by Kirai Hiiragi, active as both a vocalist and a Vocaloid producer.
It unfolds with a fast tempo and rhythm, featuring a breathless, quintessentially Vocaloid melody and relentless lyrics that draw listeners into the song’s world.
The dynamic structure, which uses the instrumental breaks effectively, stirs the listener’s senses and makes it a track you’ll want to play on repeat.
With lyrics that exude a sense of madness and a thrilling progression that matches them perfectly, it’s a Vocaloid piece that both jazz enthusiasts and newcomers can enjoy.
autophagyHiiragi Kirai4rank/position
Its irresistibly dark worldview will hook you after a single listen! This track, released in 2019, is by the Vocaloid producer Kairiki Bear—known for hits like “Bokadela Verita” and “Loveca?”—and it pulls you in with a high-class sound arrangement that reveals influences from jazz, EDM, and more.
It’s exactly what you’d call “Kairiki Bear’s music,” right? Be sure to pay attention to the thought-provoking, philosophical lyrics as you listen.
Bad BirdHiiragi Kirai5rank/position
Kirai Hiiragi’s “Bad Bird” is a work that keeps challenging the idea of a bird without wings taking flight.
Released in May 2024, it’s a Vocaloid track that draws you into a decadent world.
The duet of Teto SV and Yuma brilliantly portrays a dark atmosphere where despair and hope intersect.
Its unique sound, blending electronica and rock, is addictive and captivating.
It also sounds fun to sing it with friends while pondering the meaning of the lyrics.
VitaHiiragi Kirai6rank/position
That use of sound… it’s irresistible, isn’t it? This piece is by Hiiragi Kirai, a Vocaloid producer known for darker styles, released in 2022.
It’s a track provided to Gero, a singer who’s also active as a YouTuber.
You get pulled in by the mysterious arrangement that feels both fast-paced and weighty.
And the technique of shifting the beat in the chorus is nothing short of masterful.
It’s also a song that really invites lyric interpretation!
GalleriaHiiragi Kirai7rank/position
It’s a Vocaloid song that makes you inevitably ponder the story woven by its lyrics and music video.
Composed by Hiiragi Kirai, known for hits like “Autophagy” and “Bocca della Verità,” it was released in 2021.
The tuning—wavering and pushing a husky tone even further—feels quintessentially Hiiragi.
That alone has enough charm to make you think, “I want to listen again!” It also matches perfectly with the eerie soundscape.
If you enjoy analyzing works, this one will especially resonate with you.
FaraweaHiiragi Kirai8rank/position
This is a song from the “Mai Mai Maigoen” series, which has been developed across multiple media such as games and manga.
Created by the Vocaloid producer Kirai Hiiragi—known for hits like “Autophagy” and “Eva”—the song was released in January 2022.
It was produced with Kanata, one of the characters from “Mai Mai Maigoen,” as its theme.
The lyrics powerfully reflect their emotions as they attempt to escape from an amusement park together with Hinata.
Since the series features strong horror elements, steel yourself and give it a try.
MöbiusHiiragi Kirai9rank/position
My heart won’t stop pounding at the soundscape that makes it feel like a hefty “something” is slowly closing in.
This track by Vocaloid producer Kirai Hiiragi, known for his dark style, was released in 2020.
With its unpredictable song structure and noisy vocals, it’s Kirai Hiiragi’s world in full force—an insanely cool piece.
It gives the impression of leaping over genre boundaries like rock, jazz, and dubstep.
By the way, this is a self-cover Vocaloid version of a song originally provided to the singer Meichan.
bottomHiiragi Kirai10rank/position
This is a uniquely styled Vocaloid track that will leave you stunned by its masterful vocal work.
Created by Vocaloid producer Kira Hiiragi, known for hits like “Autophagy,” it was released in 2021 alongside a version sung by utaite Shima Jii.
With its heavy, weighty rhythm, tonal character, and noisy vocals, it’s Hiiragi’s world in full force.
You’ll find something new every time you listen.
The dark worldview of the lyrics is irresistible, too.
Crank it up loud so the low end resonates deep in your ears and down to the pit of your stomach.