Tensor Harmonic Lab
Three quiet listening spaces

Three ways to listen

Each programme begins with where you actually are

Whether you're looking for a single session, a seasonal sleep companion, or a standing library to return to — there's something here that was built with that need in mind.

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What's available

Different needs, different offerings

Some people know exactly what they're looking for. Others arrive with a general sense that something isn't quite working — sleep is fitful, concentration slips, the end of the day doesn't really feel like the end.

All three offerings described here address a different listening need. They share the same attention to detail and the same commitment to making things as simple as possible to receive. What differs is the scope, the pace, and the specific purpose each one serves.

Personalised Sound Therapy Session

One-to-One · Single Session

Personalised Sound Therapy Session

A session in which a practitioner arranges a sequence of ambient pieces, breath-led tones, and natural soundscapes around your current state. Whether you're coming in after a long workday, finding sleep difficult, or needing to settle your concentration — the programme is assembled for that specific situation.

Begins with a short questionnaire about preferences and sensitivities

Curated programme delivered through a private playback link

Written reflection on the chosen sounds, with notes on revisiting during the weeks ahead

Investment

¥12,000

Single session, no ongoing commitment required

Learn more about this session
Sleep Wellness Audio Subscription

Quarterly Subscription · Sleep

Sleep Wellness Audio Subscription

A quarterly subscription that delivers carefully arranged sleep-focused recordings — long-form pieces suited to drifting off or returning to rest during the night. Each release draws on seasonal sounds heard across Japan: soft rainfall, distant temple chimes, low forest atmospheres.

New release every quarter, tuned to the environmental textures of the season

Short companion note with each release explaining pacing and choices

Private library page where all past releases remain available for replay

Subscription pauses available at no extra cost

Investment

¥22,500

Per quarter · Pause or cancel any time

Learn more about this subscription
Focus and Study Soundscape Library

Quarterly Subscription · Focus

Focus & Study Soundscape Library

A standing library for students, researchers, and remote workers seeking sustained-attention listening material. Programmes are grouped by purpose — early-morning reading, mid-afternoon writing, late-evening review — with each running between forty minutes and three hours.

New material added quarterly — instrumental, low-frequency ambient, and vocal-light tracks

Monthly curated suggestions sent to members

Members may submit listening notes that inform future programmes

Organised by time of day and purpose, not just genre

Investment

¥27,000

Per quarter · Full library access included

Learn more about library access

At a glance

How the three offerings compare

If you're deciding between them, this might help you find the one that fits best where you are right now.

Sound Therapy Sleep Subscription Focus Library
Investment ¥12,000 once ¥22,500 / quarter ¥27,000 / quarter
Primary use Stress, transition, rest Sleep onset and return Reading, writing, study
Personalisation Fully personalised Seasonally curated Curated + member input
Frequency Single session New release quarterly New additions quarterly
Includes notes Yes — written reflection Yes — companion note Yes — monthly suggestions
Commitment None Pause any time Quarterly renewal

Finding the right fit

Some questions that might help you decide

If you want to try something first

The sound therapy session asks nothing beyond a single conversation and an open evening. It's a natural way to find out whether this kind of listening feels right for you, without any commitment beyond that one session.

Sound Therapy Session →

If sleep is what you're thinking about

The sleep subscription is built specifically for the transition into and through the night. Long-form pieces, seasonal textures, a library that grows over the year. If rest is the main thing, this is where to start.

Sleep Audio Subscription →

If you work, study, or read for long stretches

The focus library is organised around what different kinds of work actually need. Early-morning reading and late-evening review don't call for the same acoustic environment. This library makes that distinction and keeps it.

Focus Soundscape Library →

Not sure which to choose

It's fine not to know yet

You can reach out without having made a decision. Tell us a little about what you're hoping for, and we'll suggest where to start. There's no pressure to choose anything before you're ready.

Send a message

What happens next

How any of these begins

01

A short message

You reach out through the contact form. A sentence or two is enough — just enough to know what you're looking for.

02

We respond

We'll follow up with a few questions about preferences and context — or, if you've already said enough, with a suggested next step.

03

Your programme is prepared

Using what we've learned about your situation, we arrange the session, subscription, or library access. You receive access through a private link.

04

You listen

No navigation, no searching. Just the programme, the notes, and the time you've set aside.

Whenever you're ready

A quiet beginning is still a beginning

There's no commitment in reaching out. If something here sounds like what you've been looking for, we'd be glad to hear from you.

Send a message