Vocaloid songs that shine as male-male duets. Masterpieces that get you fired up and pumped

Die for the orificeHealthy Cathedral

Martyr to the Orifice / KAITO, Kagamine Len – Sukoyaka Cathedral [VOCALOID Original Song]

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.

Preserve!Hizaki P

Preserve! / Kagamine Len & KAITO

This is a duet song by Higasaki-P featuring a lively back-and-forth between Kagamine Len and KAITO.

With a skillful structure that switches perspectives within the story, it beautifully conveys the two characters’ feelings as they circle around the one thing they want to protect.

The contrast between Len’s gallant voice and KAITO’s calm yet strongly resolute tone creates a deeply moving drama.

How about stepping into each part with a friend and experiencing this pure music for yourselves?

MOTHERhinayukki

KAITO & Ken - MOTHER (Original)

A gem of a song that gently resonates deep in the heart, where KAITO’s calm vocals and Ken’s soft, warm voice intersect dramatically.

Released by hinayukki in June 2022, this piece strikingly portrays the tender desire to protect a loved one even as one’s own existence fades away.

Its grand, classical-like harmonies will wrap you in a sensation of ascending to the heavens.

Please take your time with this work—its gratitude and bittersweetness for someone dear will press close upon your heart.

FusionDECO*27

Fusion / Kagamine Len × KAITO

An energetic message song that celebrates the importance of keeping your eyes forward and continuing to move ahead.

Produced by DECO*27 and released in February 2025, this piece was created as a special collaboration track between the mobile games “Project SEKAI: Colorful Stage! feat.

Hatsune Miku” and “Ensemble Stars!!”.

Set to high-speed electronic sounds, it sings of a strong resolve to “search for what we can do.” It’s a song that will give you a push when you want to take a step toward your own future!

Counter-AttackerHealthy Cathedral

Counter-Attacker / KAITO・Kamui Gakupo – Sukoyaka Cathedral [VOCALOID Original Song]

A powerful harmony by KAITO and Gakupo Kamui strikes straight to the heart in this duet song by Sukoyaka Daiseidou.

Set on a stage bathed in light, their relentless struggle to carry sound into the next generation is portrayed over a cool electro sound.

The nonstop back-and-forth of the vocals is nothing short of spectacular.

When you need the courage to face a wall, or want to belt out a fiery song with a friend, be sure to choose this track!

The Weaverconfusing well

Spinning Person / KAITO V1・KAITO V3

This song was shaped by composer Waku-i and lyricist Aien-P, each tuning their own KAITO.

Released in 2023, it features an impressive folk music–inspired sound arrangement.

The lyrics revolve around a bittersweet yet warm theme: the bonds nurtured through connections between people and the passage of time.

Why not immerse yourself in the work’s delicate world and harmonize together with a dear friend?

Get over!maya

Get over! / Kamui Gakupo, KAITO

This is a duet song by Kamui Gakupo and KAITO, produced by Maya, who is also a professional guitarist.

It portrays an indomitable spirit striving to overcome the obstacles that stand in the way, set to a hard rock sound.

The powerful vocals of Kamui Gakupo and KAITO really fire you up.

When you feel like you’re about to give in, belting this song out with a friend will surely give you the courage to take a step toward tomorrow!