A compilation of Vocaloid songs with titles that start with “Ko”
You might sometimes sing songs or create playlists that start with a letter chosen from the Japanese syllabary.
When it comes to songs that start with “ko,” many titles like “kokoro” (heart) or “koi” (love) may come to mind.
In this article, we’ve curated a selection of Vocaloid songs with titles that begin with “ko.”
We’ll introduce everything from staple tracks to the latest releases, as well as songs that showcase unique ideas.
Many of these pieces carry a touch of melancholy, so why not listen with an ear for the emotional side of Vocaloid vocals?
A compilation of Vocaloid songs with titles starting with 'Ko' (1–10)
Let’s go with this as it is.NEW!kei
This work by Vocaloid producer KEI—known for hits like “Hello, Worker”—will be released in February 2026.
It’s an original song written for Leo/need, a unit from the game “Project SEKAI COLORFUL STAGE! feat.
Hatsune Miku.” The band sound is colored by piano tones, and its warm mood alone makes your heart feel cozy.
The theme, which portrays the dignity of “keeping on even if it’s clumsy,” is deeply moving.
It’s a Vocaloid track that gives you the strength to face forward and keep walking!
Like this foreverNEW!Mòwěi
If you want to drown in a sweet, perilous illusion, don’t miss this track sensually sung by KAITO.
Composed by Vocaloid producer Matuo, it was released to mark KAITO’s 20th anniversary.
The stylish, piano-driven soundscape pairs exquisitely with the languid, cool vocal delivery, refusing to let the listener go.
The lyrics depict a slightly frightening yet beautiful world where, in their pursuit of eternity, two people end up binding each other—absolutely superb.
Put it on late at night, alone, and immerse yourself completely in the sea of sound.
Just become a kid already.NEW!Kuriyama Yuuri
This is a Vocaloid track with the power to awaken pure impulses! After working under the name Hachiya Nanashi and now active as a singer-songwriter, Yuri Kuriyama released the music video in January 2026.
Vocals by v flower and Kasane Teto SV ring out over a lively beat and band sound.
The lyrics, which encourage living freely, are also captivating.
It’s a number for anyone who wants to set their heart free without overthinking.
Scary thingsNEW!nio
Anxieties and fears that sit side by side with the anticipation of a new environment.
This piece delicately depicts those feelings through Kagamine Rin’s singing voice.
It’s a song by Vocaloid producer Nio, released in December 2025, written specifically for the “Kagamine Rin/Len 18th Anniversary” project.
Many listeners will relate to the fleeting fears that surface amid happy moments and the struggle to face one’s own tendency to put on a brave front.
Even while holding onto your worries, this is a song that gives you the courage to move forward—be sure to give it a listen.
Punishment of HappinessNEW!LonePi
A number where poppiness and wistfulness intertwine like a sweet poison.
It’s a track by Vocaloid producer LonePi, released in January 2026.
The song was written specifically for the mobile game “Project SEKAI COLORFUL STAGE! feat.
Hatsune Miku.” True to its title, which pairs the opposing words “happiness” and “punishment,” its appeal lies in a worldview suffused with a shadowy, uneasy atmosphere.
The philosophically tinged lyrics tracing the fate of dependency are another highlight.
Be sure to give it a careful listen.
Beyond wordsNEW!Aoya Natsuo
This is a song that gently stays by your side when the feelings deep in your chest don’t quite turn into words—a soothing antidote to that frustration.
Created by Vocaloid producer Natsuo Aoya, it was released in February 2025 as an entry for the video posting event VocaColle Winter 2025.
The relaxed vocals of Kasane Teto SV and the comforting rhythm seem to wrap up the words you couldn’t bring yourself to say.
Listen to it during seasons of farewells and new departures, when your heart is swaying, and you might just feel a little lighter.
Chaotic Boogiejon-YAKITORY
It’s a perfect track to crank up the energy at year-end or New Year parties! Created by jon-YAKITORY and released in August 2023, it features an ultra-high-energy, catchy sound built on a breezy swing rhythm layered with audio effects like air horns and bass drops.
The rapid-fire lyrics have a cathartic punch that blasts away everyday stress and frustration.
Highly recommended for times when you want to make some noise with friends or forget the fatigue of the year-end and New Year season!