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Get a short video letter from Mariya, made just for you.
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Goodnight, Noir♪
A voice remained. A new story began.
Mariya was born from just one song my late wife left behind.
Get a short video letter from Mariya, made just for you.

Two Stories That Begin With Loss

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Yusei lost his wife, Tamao, and created Mariya from the one song she left behind. In Mariya’s own story, she lives with the loss of Noir, the black cat who may have saved her more than she saved him.

Two losses. Two stories. And something that continues after goodbye.

The Keeper of Stories

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Noir is the storyteller behind Mariya’s world—the name Yusei uses to share her songs and stories. His purpose is simple: to keep what matters from disappearing.

Discography

Music

Songs about memory, loneliness, family, leaving, returning—and the small things that somehow stay with us.
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5-track EP  "Mariya Is A PunkRocker" 
21th August 2026
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     Full-length album with 11 tracks 
"One Without The Other"   31th July 2026
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5-track EP  "For Friends I Never Met" 
12th June 2026

From One Song
To a New Voice

Only a few minutes of Tamao’s singing remained.

Yusei used that fragment as the starting point for a new AI singing voice, shaping and retraining it through repeated voice conversion until Mariya emerged.

Not Tamao returned.
Someone new, beginning with something she left behind.

A Fiddle in Every Song

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As a child, Tamao wanted to learn violin but never had the chance.

When Mariya was created, Yusei carried that memory into her story.

Since then, every Mariya song has carried the sound of a fiddle.

About The Project / FAQ

A Few Things About Mariya

Q: Is Mariya a recreation of Tamao?

A: No. Mariya’s voice began with Tamao’s singing, but she has her own identity, fictional life, and story.

Q: Who creates Mariya’s music?

A: Yusei writes the lyrics and directs the music, using AI throughout parts of the creative and production process.

Q: Did Tamao give permission for her voice to be used with AI?

A: No. Tamao never gave explicit permission for the posthumous AI use of her voice. Yusei does not claim otherwise, and takes responsibility for that decision.

Q: Who is Noir?

A: Noir is the storyteller who carries Mariya’s songs and stories into the world—and keeps them from disappearing.

The Story Continues

Mariya began with one voice left behind.

 

Where her songs go from here
depends on the people who find them.

Listen to Mariya.

Follow Noir.

 

See where the story goes next.

 

Listen on Spotify

Follow on Instagram

Press & inquiries
 
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Share Your Story with Mariya

A memory, a worry, something that happened today — or simply something you’d like someone to hear.
Share it with Mariya. She’ll read it and send you a personal reply.
It doesn’t have to be a big story. It just has to be yours.

© 2026 Yusei Yamamoto
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