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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?

Compilation of Vocaloid Songs Starting with 'Ko' (111–120)

voiceHarry

Voice / HarryP ft. Hatsune Miku (Official Music Video)
Project your voice.

This is a work written and composed by Hari-P that sings of a heartrending farewell.

It is also a related song to the novel “We Quietly Kissed,” published by PHP Institute under the name Tsubasa Harihara.

A melody played during breaks in writing the novel and the protagonist’s feelings came together to form this song as a single piece.

With elements like the novel’s title appearing in the lyrics, it’s an irresistible track for fans who know the story!

Hello / Goodbyebrill

[AI Kasane Teto SV Original] Hello/Goodbye 【AI Kasane TetoSV Original】Konnichiwa/Sayonara
Hello/Goodbye, Brill

This piece was announced on the release day of “Synthesizer V AI Kasane Teto.” It’s a song by the Vocaloid producer Brill—also known for tracks like “Secret Police” and “I Don’t Care!”—titled “KONNICHIWA/SAYONARA.” The relaxed tempo carries a subtle darkness that pairs well with Teto’s mature singing voice.

The lyrics, which bid farewell to someone precious who can never be met again, are heart-wrenching.

The more you listen closely, the more depth it reveals—a Teto song that grows on you with every spin.

Summary of Vocaloid songs with titles starting with 'Ko' (121–130)

If you are not herePeperon-P

If You're Not Here, Kiyoteru Hiyama — English & romaji subtitles
Peperon-P, if you’re not here

This is a song about the sorrow of heartbreak, played with an intense rock sound.

If you’re not here, I’ll lose even the will to live.

It expresses that kind of straightforward emotion.

While the sound is exhilarating, there are also moments that feel almost mad, giving the song a deep, complex tone.

I ended up missing you.pote

I Ended Up Missing You – Pote / Hatsune Miku, Kagamine Rin [MV]
I’ve started to miss you so much, poutey.

It’s an airy, light-hearted tune that makes you want to jump up and run as you listen.

Created by Vocaloid producer Pote and released in 2022.

It’s a narrative piece about an alien living on Earth and working like an ordinary human who starts to feel homesick for their home planet… but in reality… Well, I’ll let you discover the twist yourself.

There’s a touch of bittersweetness, but overall the song keeps a comical tone, so it’s sure to lift your spirits.

More than that, it’s the kind of Vocaloid track that makes you think, “Let’s do our best together!”

Happiness Review CommitteeYuki Kaneko

Happiness Review Meeting – Kasane Teto SV
Happiness Study Group Kaneko Yuki

This song lets you experience the charm of Kaneko Yuuki, who continues to create music that fits seamlessly into everyday life.

Released in November 2024, it’s included on the album “Inter Section.” The life-sized singing voice of Kasane Teto SV and the stylish sound that fuses electronica and pop leave a strong impression.

You’ll be drawn into the way the track explores answers to the question, “What is happiness?” As you listen, take a moment to consider what happiness means to you.

My heart feels kind of lonely.Iori Kanzaki

My heart feels lonely somehow / Kagamine Len
#MyHeartFeelsLonelySomewhere Kanzaki Iori

This is a song by Kanzaki Iori, with Kagamine Len’s squeezed-out, heartrending vocals piercing the heart.

Released in July 2020, it portrays the complexity of human relationships and the emotions hidden deep inside.

The true self concealed by putting on airs, the desire to be loved, and the loneliness—these feelings are packed into the lyrics, tightening my chest every time I listen.

It’s a track you’ll want to listen to alone in your room, especially on a night when your heart feels a little lonely.

Colchicumlistless

[VOCALOID] Colchicum / flower [Official]
Colchicum is tiresome

A stylish Vocaloid rap whose soft acoustic guitar tones gently shake your eardrums.

Created by the Vocaloid producer Kedarui, known for hits like “Heartbreak ≒ Blues,” it was released in 2019.

Although it’s introduced as a Vocaloid rap, the chorus is built around a catchy melody.

In other words, it’s a track I can recommend even to rap beginners.