The Kyota Zenyu M338 brings real 2D massage technology to a price point that makes home recovery accessible. Not L-track (4-node traveling back mechanism) mechanism, full-body airbag compression, and the build quality of a premium brand — without the flagship-tier sticker.
Key Features
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2D back mechanism delivers consistent therapeutic pressure across your spine
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Not L-track (4-node traveling back mechanism) massage path covers the full back and extends into the glutes
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Weightless Zero-Gravity recline (NASA-developed positioning) elevates your feet above your heart to decompress the spine and improve circulation
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TrueFit Body Scanning auto-calibrates the roller path to your specific height and shoulder position for a custom-fit massage every session
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Heat therapy loosens deep muscle tissue before and during the massage for accelerated recovery
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Premium Bluetooth speakers in the headrest stream your music, meditation app, or guided recovery audio in stereo
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Intelligent voice command control lets you start, adjust, and switch programs without touching the remote
Massage Technology Specs
| Roller System |
2D |
| Track Type |
Not L-track (4-node traveling back mechanism) |
| Body Scan |
TrueFit Body Scanning |
| Zero-Gravity Recline |
Yes (Weightless) |
| Heat Therapy |
Yes |
| Bluetooth Audio |
Yes — premium headrest speakers |
| Voice Command |
Yes |
| Mobile App |
— |
Massage Programs & Techniques
- Shiatsu
- Kneading
- Tapping
- Knocking
Dimensions & Capacity
| Upright (H × W × D) |
57" X 30" X 45" |
| Reclined (H × W × D) |
70" X 30" X 33" |
| Chair Weight |
150 lbs |
| Max User Weight |
300 lbs |
| Optimal User Height |
4'8" - 6'2"" |
Space Requirements
Space-saving technology requires just 2-3 inches of clearance behind the chair when reclining — fits flush against most walls. Standard chairs typically require 18-24 inches of clearance.
Who This Chair Is For
The Kyota Zenyu M338 is designed for home users looking for genuine therapeutic massage at a sensible price point. Use it for daily decompression after work, post-workout recovery, chronic-pain management, or simply as the most reliable way to unwind in your home.
Why Buy From Peak Flow Fitness
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Authorized Kyota Dealer — direct manufacturer support, full warranty coverage, factory-fresh inventory
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Free white-glove delivery to your room of choice (continental US, orders over $999)
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0% financing available via Synchrony Bank — instant pre-approval at checkout
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Price match guarantee on any authorized US dealer's posted price
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30-minute response time on every customer email, Mon–Fri 9am–9pm EST
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Lifetime US-based customer support — phone, email, and live chat
Warranty
- Unlimited USA-based customer & technical support
- 4 Year structural framework warranty
- No-cost replacement on covered parts for 2 years
- Complete Care/No-cost parts & labor (in-home, if necessary) for 1 year
Delivery & Installation
White-glove freight delivery to your room of choice in the continental US. Our delivery team places the chair, removes all packaging, and performs basic setup. Optional full-assembly upgrade available at checkout. Standard delivery: 5–10 business days from order confirmation. We'll send tracking and schedule the delivery window with you directly.
Frequently Asked Questions
Will this chair fit my space? Kyota Zenyu M338 dimensions are listed above. Reclined depth is the most important measurement — make sure you have at least that clearance front-to-back from the wall. Most homes accommodate this easily in a living room, den, or home gym.
How long is delivery? Standard delivery is 5–10 business days nationwide via white-glove freight. You'll receive tracking and a scheduled delivery window once your order ships.
What's your return policy? 30-day return policy with full manufacturer warranty and shipping insurance on every order. If anything's wrong, we make it right.
Is financing available? Yes — 0% APR financing through Synchrony Bank, with instant pre-approval at checkout. We also accept all major credit cards and Affirm.
Return Policy
Returns
Your online shopping experience should be fun and easy, so don't be afraid to try some new things! If an item arrives broken or damaged, return it for a full refund within 30 days of your delivery date in its original condition and packaging. For an item to be eligible for a return, it must be unused and in the condition you received it in.
*PLEASE BE AWARE THAT SOME ITEMS ARE SUBJECT TO A 15% MINIMUM RESTOCKING FEE UPON RETURN* (Click on the "Free Return '' option box at shipping checkout to avoid a restocking fee. Please note that the restocking fee does not include the return shipping costs associated with the product)
Packages that arrive with the incorrect product or are damaged are not subject to a 15% restocking fee. If there was any error on our end we will take care of it. Contact us with any additional questions or inquiries at 646-921-5221.
Missing Parts?
If for some reason your order arrives and is missing parts, please contact us immediately at 646-921-5221 and we will send out a replacement order for your missing part(s) immediately.
Shipping
PeakFlowFitness will not cover the cost of return shipping. Shipping costs are non-refundable and are the responsibility of the customer, unless there was an error on our part. You will always have the option to request a return label and one will be provided for all your orders, but please note the cost of the return label can be deducted from your refund.
Please reach out to 646-921-5221 to start your return!
To begin a return, please include a receipt or any other proof of purchase in your email. In addition, label the subject line of your message "RETURN - ORDER #" so we can work on your return right away.
It is also very important you state the reason for your return as well as any evidence of the product that may be needed in the return process, such as pictures or videos.
We asked that you contact us first and file a return so we can properly track the items before you return items to the manufacturer.
We use a warehouse to handle our returns. If a product was returned and we were not contacted about the return, it cannot be verified, therefore, there will be no refund. NO EXCEPTIONS! We ask that you please reach out to us and submit a return claim.
There are situations where only partial refunds are granted (if applicable)
Books with obvious signs of use or wear and tear.
CD, DVD, VHS tape, software, video game, cassette tape, or vinyl record that have been opened or used.
Any item that is not in its original condition, is damaged or missing pieces for reasons not due to our error.
I PROVIDED THE WRONG ADDRESS
If you provided us with an incorrect address, or have misspelled information please do not worry. Simply reply to the order confirmation email you received and send us the correct information. We do ask that you notify us immediately via 646-921-5221. It is important that any mistakes made are corrected within 24 hours, before the item is shipped out.
ITEM IS DAMAGED UPON ARRIVAL
We pride ourselves on taking care of each order that is sent out to our customers. However, accidents still do occur due to postal service mistreatment. Please follow these instructions if your item arrived damaged:
Please contact us with:
- Your order number.
- A picture or video of the damaged product.
Once your item is reviewed and processed, we will issue you a replacement item sent to you free-of-charge. In some cases we may also provide a shipping label to return the damaged item. If no label is provided, feel free to keep the item.
PLEASE NOTE: IF A PACKAGE ARRIVES DAMAGED. WE CAN REPLACE THE ORDER WITH NO ADDITIONAL COST, BUT IF YOU CHOOSE TO NOT GO AHEAD WITH A REPLACEMENT THE TRANSACTION WILL BE TREATED AS A RETURN AND ADDITIONAL FEES MAY INCUR.
WHAT ARE MY PAYMENT OPTIONS?
We currently accept Stripe, Paypal, AMEX, Discovery, Mastercard, Visa or Paypal. Please contact us with any questions regarding payment options.
I WANT TO EXCHANGE MY ORDER
If for some reason you are unsatisfied with your order and want to exchange it for a different make or model, please email us at support@peakflowfitness.com and we will issue a return label. The new product will then be shipped out in 1-2 business days.
CAN I CANCEL MY ORDER?
Of course! You can cancel an order with no penalties. We do ask that you cancel your order within 24 hours of creating it or the cancellation may not be applied. If the item has already been shipped, please email support@peakflowfitness.com. Please send us an email with the subject line “CANCEL". We can cancel any orders that are not processed. Please reach out to us as soon as possible if you do decide to change your mind. Once an order is processed, there cannot be any cancellations. All cancellations are subject to a credit card CC fee of 3.5%.
Refunds (if applicable)
All refunds, unless otherwise specified, must be sent to the return address specified below.
Once your return item reaches our warehouse and has been inspected and reviewed, your refund / return will then be verified. It usually takes 1 business day from when your package arrived for us to finalize your return. Once approved, your refund amount will be processed back to your original payment method. Please also note that it may take up to 5-10 business days for the refund to appear back in your account after we have processed it in our system.
Late or missing refunds (if applicable)
If your refund has yet to be refunded to your original payment, please don't worry. First, we ask that you check with your bank account to see if the refund transaction is pending. A lot of times your bank or payment provider may have a processing time for refunds, so please allow 5-10 business days after we have refunded you on our system for it to appear in your payment method. We will always be happy to walk you through every step of the way!
Return Address:
1923 McDonald Avenue SUITE # 1022
Brooklyn, NY 11223
United States
STILL HAVE A QUESTION?
If we were unable to answer all of your questions, please do not hesitate to contact us at 646-921-5221.
