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?
- Songs with titles starting with “Ko” [Great for karaoke and shiritori, too!]
- A compilation of Vocaloid songs with titles that start with 'Sa'
- A compilation of Vocaloid songs with titles that start with “Ki”
- A roundup of Vocaloid songs with titles that start with “Ke”
- A roundup of Vocaloid songs with titles starting with “Shi”
- Summary of Vocaloid songs with titles starting with 'Ta'
- A compilation of Vocaloid songs with titles that start with 'Su'
- Compilation of Vocaloid songs with titles starting with 'Ra'
- Summary of Vocaloid songs with titles that start with “Ga” (が)
- Vocaloid songs that start with 'O'
- Vocaloid songs that start with "ku"
- The power of words. A special feature on Vocaloid songs with great lyrics
- A compilation of Vocaloid songs with titles that start with “Do”
A compilation of Vocaloid songs with titles starting with 'Ko' (1–10)
Ray SongNEW!Guiano
If you want to make your school festival stage as hot as it gets, how about this? It’s an energetic track themed around light, depicting self-affirmation and positive growth.
Produced by Vocaloid producer Guiano and released in June 2025, it was written for Vivid BAD SQUAD for the event “Aim higher and higher!” held in the rhythm game “Project SEKAI COLORFUL STAGE! feat.
Hatsune Miku.” The sound blends a powerful beat with a positive message, making it perfect as BGM for dance and more.
Korokoro korokoroNEW!satapan P
The rapid-fire, high-tension wordplay and onomatopoeia will stick in your ears.
This piece by popular Vocaloid producer Satapan-P was released in April 2026.
It originally appeared as a track on Koronepochi’s November 2025 album “NO-CONE DAPPO CORE.” Its appeal lies in a driving theme: transforming even immature emotions into power and rolling forward without stopping.
Give it a listen when you want to crank your mood way up!
Answer keyNEW!earmi
Would you like to experience the feeling of scattered memories from the past coming together and finally making sense? This work by Vocaloid producer earmi was released as a video in March 2026.
Its profound worldview, centered on the theme of the meaning of life, is conveyed through Hatsune Miku’s clear, translucent voice.
As the fast-paced melody progresses, it also gives the impression that the emotional fluctuations grow more and more intense.
When you feel like looking back on the path you’ve walked, please give it a listen.
confessionNEW!Naisho no piasu
This is a song by Vocaloid producer Naisho no Pierce that vividly portrays searing emotions through Kanata’s vocals.
Released in March 2026, it was written specifically for “Project SEKAI COLORFUL STAGE! feat.
Hatsune Miku.” You’ll be drawn in by the characteristically dramatic composition.
The lyrics, meanwhile, are an earnest self-disclosure that pleads not to be forgotten by the other person.
It’s a perfect track for nights when you’re carrying unbearable, unspoken truths.
individualsNEW!Sohbana
It’s a Vocaloid track with an irresistible whirlwind pace and wordplay! Released by Sohbana in February 2026, it ranked 4th in the TOP 100 of VocaColle Winter 2026.
As the title suggests, it centers on the theme of “self/individuality,” while weaving in a huge array of witty references—from songs that have colored the Japanese music scene to anime and internet memes.
Rapid-fire lines ride a razor-sharp beat with downright addictive energy.
Give it multiple listens and try hunting for all the original sources!
It’s broken!!NEW!Takenoko shōnen
You’ll be swept up by the dizzying twists and turns! This is an original track by Vocaloid producer Takenoko Shounen, known for his diverse styles, released in February 2026.
It’s a participant in the Bokakore 2026 Winter TOP 100 ranking and also an entry for the 4th Project Sekai ULTIMATE.
Its standout feature is an extraordinarily wide tempo range, from BPM 63 to 279.
Thanks to arrangements that whip your ears around with sudden breaks and accelerations, you’ll never get bored listening! As the title suggests, the chaotic approach expressing a state where one can’t keep their sanity is equally thrilling.
The visuals, perfectly matched to the high-energy mood, are a must-see, too!
Just become a kid already.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.