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?
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From now on, Barbrice sheaf
It’s a duet song that showcases Miku and Rei’s unique personalities.
Featured on the album “Late Show,” released in June 2024, this track had its music video premiered in February 2025.
It’s an engaging piece with a soothing sound that blends electronica and synth-pop.
The floating melody line and lyrics filled with hope for the future leave a strong impression.
Despite its mysterious worldview, it feels instantly familiar.
I think it’s something you can enjoy singing together with close friends.
Anti-school rulesTheodor
It’s a Vocaloid song that makes you go “I totally get this!” nonstop, themed around school rules.
Created by Teodor, released in October 2024.
The lyrics brilliantly satirize draconian school regulations, perfectly matching the high-speed sound that fuses electropop and rock.
Rin and Len Kagamine’s razor-sharp vocals are spot-on for the cries of youth.
Give it a listen while comparing it to your own school’s rules!
I want an unbreakable heart.stone bath
A song about a boy who keeps spinning his wheels in love.
Valentine’s Day is usually when girls make the first move, but for the boys waiting for it, their feelings are basically, “I want an unbreakable heart,” aren’t they? It’s a light, catchy tune you can’t help but put on repeat.
Favorability 99%EBeats
It’s a powerhouse pop tune packed to the brim with the charm of electronica! This track by EBeats was released in August 2024.
Centered on the theme of “likability,” it pours out overflowing feelings for someone you love.
The cute synthesizer sounds and catchy melodic lines really stick in your ears.
Be sure to add this Vocaloid song to your playlist to boost your romantic mood.
A cat in love won’t be shy!Fey
It’s an unrequited-love song from a cat to a boy, but its relatable lyrics—regardless of gender—and its cute, up-tempo sound are distinctive.
Crafted like a story, it’s sure to leave you with a strong sense of satisfaction when it ends.
And while the final twist is bittersweet, the way it offers a sense of salvation makes it irresistibly heart-fluttering.
Coin Locker BabyMARETU
“Coin Locker Baby” is a shocking number that also serves as the title track of MARETU’s first full album.
It’s a song that weaves heavy themes—escapism, despair, inner conflict—into poetic expression.
Praised as a fresh take on Vocalo-rock, it pairs a subject so heavy it’s no exaggeration to call it “weighty” with unexpectedly bright turns, which makes it cut even deeper.
Perfect for when you want to confront the darker side of humanity.
Only words that pierce the heartMIMI
“Only Words That Pierce the Heart” by MIMI is a song released in October 2023.
It’s a message song that offers comfort to listeners, centered on themes of the hardships of living and feelings of loneliness.
Accompanied by a beautiful piano melody, the harmonies of Hatsune Miku and Kafu resonate deep within the heart.
The lyrics evoke the image of a protagonist who, though hurt by heartless words from those around them, still strives to look forward.
It’s a track that soothes a weary heart.
Please sing it with all your heart.