Challenge your limits! A collection of Vocaloid songs with high keys and soaring high melodies
Many people probably have the impression that “Vocaloid songs have high keys.” In fact, the pitch range you can manipulate with synthetic vocal software is quite wide.
If you own one, you know—you’ve probably tried making it sing at absurdly high pitches, right? In this article, I’ve put together a list of Vocaloid songs with high keys! I think it’s a playlist that can help you choose songs for karaoke or cover videos.
Strictly speaking, in music theory there’s a difference between “a melody that includes high notes” and “a song with a high key,” but I’ve kept things loose here to be more accessible.
By all means, challenge the limits of your own vocal cords!
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Challenge Your Limits! A Collection of Vocaloid Songs with High Keys and Soaring Melodies (31–40)
HenceforthOrangestar

This Vocaloid track combines a crystalline piano timbre with a four-on-the-floor beat, delivering an exhilarating sense of freshness.
It’s a piece by Mikansei-P, also known as Orangestar, released in 2020.
As his first new song in three years, it became a hot topic among Vocaloid fans at the time.
The driving, rush-forward feel of the music pairs perfectly with lyrics that convey a strong determination to keep moving ahead even without you.
The chorus features particularly high notes, so it can be quite challenging even for female singers.
But that’s exactly why it feels so good when you manage to sing it through.
I’ve been alive for 1,000 years.Iyowa

The key height is one factor, but the off-axis rhythms also contribute to the increased difficulty.
This song, released in 2020, is by Iyowa, a Vocaloid producer whose distinctive style captivates listeners and won’t let go.
Centered on a girl who has lived for a thousand years in a painted world, its mysterious setting is addictive after just one listen.
Iyowa’s songs are all challenging, but because they’re popular there are many cover videos, so definitely search around and use your favorites as references.
KINGKanaria

A high-sense dance tune that makes your body move on its own.
It’s a track by Vocaloid producer Kanaria, who drew attention with the debut song “Hyakki Matsuri,” released in 2020.
Its biggest hallmark is the rolled-tongue style of tuning.
The vocal work, which at times even sounds like English lyrics, blends with the stylish sound to create a one-of-a-kind world.
As you’d expect from a fast-tempo song, the melody is full of speed as well.
It’s a Vocaloid track with a fairly high difficulty level to sing at karaoke.
gradually getting higher40mP

Doesn’t the title alone make you want to listen? This is a track by 40mP, a Vocaloid producer who has been active at the forefront of the scene for many years.
Released in 2015, it drew attention for its unique song structure.
True to the title, the key goes up by a semitone with each chorus phrase.
It briefly drops in the middle, but reaches the highest pitch in the final chorus.
You can have fun testing how far you can sing along.
There’s also a related song called “Gradually Getting Faster,” where the tempo increases—be sure to check that one out too.
EliteChinozo

Chinozo is a Vocaloid producer who delivers songs with a pop sensibility to listeners.
He has created numerous Vocaloid tracks, including the viral TikTok hit “Good-bye Sengen.” Among his works, one of the highest-key songs is “Elite,” released in 2021.
Its down-to-earth lyrics over a danceable beat are truly moving.
Kafu’s vocals, perfectly matched with the soft, airy melody, are adorable—mechanical yet somehow brimming with human emotion.
If you’ve ever been told you have a “cute voice,” definitely try challenging yourself with high-tone vocals!
Pushing the Limits! A Collection of Vocaloid Songs with High Keys and Soaring High-Melody Vocals (41–50)
Evasion of the EndHiiragi Magnetite

Hiiragi Magnetite’s “Shūen Tōhikō” (Finale Escape) can be called a work that greatly expanded the possibilities of Vocaloid.
Its melodies make full use of the wide vocal range and are pleasant to the ear, drawing listeners into its world.
It’s a song that tests one’s singing technique, with soaring high notes that truly stand out.
The lyrics evoke a Taisho Romantic atmosphere, stirring the listener’s imagination.
It’s a piece that offers new discoveries no matter how many times you listen.
Cute Girlfriendsyudou

Although already a Vocaloid producer with many hit songs, syudou became widely known thanks to the massive success of “Usseewa,” which he provided to the female singer Ado.
This track features breathy, lifelike vocal tuning and lyrics that verbalize unstable emotions, creating a strong impact.
With its high starting key, intricate melodic turns, and rapid phrases, it exemplifies the difficulty of modern, evolved Vocaloid numbers.
Precisely because of that, it’s a song I’d love for you to try in karaoke—though it’s a pretty high-difficulty piece.