Vocaloid songs that start with 'O'
If you’ve come here, chances are you like Vocaloid songs.
It’s been a long time since Hatsune Miku’s debut in 2007, and countless masterpieces have continued to be born.
In the meantime, the Vocaloid scene has seeped so deeply into the times and culture that we even have the term “Vocaloid-native generation.”
Now then, what I’m introducing this time is a selection of Vocaloid tracks whose titles start with the letter “O.”
Be sure to read to the end and find a new favorite track!
- Songs with titles starting with 'O' [Great for karaoke and shiritori!]
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- Summary of Vocaloid songs with titles that start with “Ga” (が)
- A compilation of Vocaloid songs with titles starting with 'A'
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- A compilation of Vocaloid songs with titles that start with “To”
- A compilation of Vocaloid songs with titles starting with 'Po'
- [Sentimental/Emotional] A Collection of Vocaloid Songs That Shake the Heart [Moving Songs]
- [Trend] A collection of nostalgic Vocaloid songs we used to listen to a lot
- A Compilation of Vocaloid Songs Whose Titles Start with 'Ro'
- Vocaloid songs recommended for people in their 30s. Classic and popular Vocaloid tracks.
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- Vocaloid songs that start with 'U'
Vocaloid songs starting with 'O' (21–30)
Die for the orificeHealthy Cathedral
A duet song by Sukoyaka Daiseido featuring KAITO and Kagamine Len.
A fleeting yet beautiful tale hurtling toward a fated end is portrayed over a driving, exhilarating beat.
The harmony woven by KAITO’s rich, resonant vocals and Len’s delicate voice is breathtaking.
Perfect for those who want to immerse themselves in music with a grand, expansive worldview, or are looking for a piece to sing passionately with friends.
Its dramatic sonic landscape will draw you in before you know it.
TagHaruno
This is a track Haruno released as a Vocaloid producer for the first time in about seven years.
Released in June 2025, the song deepens a downbeat yet beautiful worldview with a touch of fantasy.
Interweaving Luo Tianyi’s resonant vocals with oriental sounds, it creates a uniquely weightless atmosphere.
The lyrics, themed around a game of tag in the dark, depict a heart being overtaken by an irresistible pull, as if you’re reading a mysterious story.
How about getting lost in this bewitching world that draws you in?
Vocaloid songs starting with “O” (31–40)
Don’t skip your strength training, you guys!Chika Tojo
A high-energy cheer song by Chika Tojo, the manga artist also known as the creator of The Saga of Tanya the Evil! Released in June 2025, this track shouts out the importance of strength training over an up-tempo rock sound.
It’s a wake-up call not just for creators but for anyone feeling short on exercise.
Whether you play it for a quick refresh between tasks or as a companion to your actual workouts, it’s guaranteed to fire you up!
OVERDRIVEMerokuru
A collaborative song by Merokuru and WEEZL where KAITO and Kagamine Len fiercely spark against each other.
Released in February 2025, this work vividly captures their fiery determination to push past their limits—even as they provoke one another—riding on an aggressive electro sound.
The fact that the creators themselves post rhythm game–related content is another delightful touch for fans.
The track’s structure, which culminates in a powerful cheer, makes it perfect for singing with friends and getting into the best mood.
A must-play when you want to boost your spirits!
Let's take some medicine and go to sleep.Mochiutsune
It’s a Vocaloid track with a mysterious charm, hiding a profound theme beneath a cute, playful tone.
Created by Mochiutsune and released in October 2022, its lyrics—centered on loneliness and self-dialogue—leave a strong impression, touching on the subtle emotions of people living in modern society.
The catchy melody and rhythmic beat linger in your ears.
As you listen, you start to feel as if you’ve wandered into a dream.
Be sure to give it a careful listen!
Since you came, I have to sing now, don’t I?Peanut
From the very concept—“for people who want Teto-chan to call them an idiot”—you just can’t help but perk up and listen, right? This track by Vocaloid producer Pīnata was released in June 2025.
It’s an electronic number that highlights Kasane Teto’s powerful vocals.
The uptempo, catchy melody pairs perfectly with lyrics that press in with irresistible momentum.
Packed with playfulness and addictiveness, it’s the perfect song to boost your mood.
give a parting giftShishido
This piece blends a floating, airy sound with Kagamine Rin’s transparent vocals.
It’s a track by Vocaloid producer Shishido, released in May 2025.
As you keep acting “normal,” your true self begins to rot away… The song captures that delicate emotional wavering with languid sonics and lyrics.
Thanks to its raw monologue, I can’t help but listen as if it were about me.
I hope you’ll play it on nights when you want something to sit gently with your loneliness.