Skip to content

Osaki Flagship Duo 4D Massage Chair

by Osaki
Save 29% Save 29%
Original price $13,999.00
Original price $13,999.00 - Original price $13,999.00
Original price $13,999.00
Current price $9,999.00
$9,999.00 - $9,999.00
Current price $9,999.00

✓ Authorized Osaki Dealer
✓ Lowest Price Guaranteed
✓ FREE & FAST Shipping: In Stock and Ready to Ship
✓ Questions? Call an RFA Team Member: 1-855-864-6442

Osaki | 4D+3D Flagship Duo

Osaki Flagship Duo 4D Massage Chair

The Osaki Flagship Duo 4D is a massage chair that runs a 4D mechanism and a 3D mechanism together on one SL Flex Track, giving you depth, speed and stretch from a single seat. A 3D roller travels out of the backrest and back in, so you set the depth. A 4D roller adds speed to that depth, so the rhythm changes within a stroke. The track carries the rollers from your neck and shoulders to the hamstrings and flexes to pull a stretch. Fifty air cells wrap the rest of you in full body compression, and graphene heat warms your lower back and the soles of your feet.

Between the two mechanisms you control roller intensity, speed, width and depth, and the stretch runs through the calves and the lower back. What marks the Flagship Duo out in the Osaki range is the Ai Series health monitor built into it. Before a program runs, the monitor takes five readings, covering fatigue index, heart rate, blood oxygen, microcirculation and heart rate variability, and the Ai system builds the session from what it finds. The controller screen then shades your back in colors to mark where tension sits highest so those areas get the attention. You drive it from a wireless rechargeable tablet controller or the shortcut panel on the armrest, and the chair holds 16 auto programs and 5 manual massage styles. The Flagship Duo weighs 269.0 lb, takes a user up to 264 lb, and comes in Black and Taupe.

Mechanism
4D + 3D
Dual mech on an SL Flex track
Air cells
50
Full body air massage
Health readings
5
Taken before the program starts
Recline growth
4.2 in.
62.3 in. upright to 66.5 in. reclined
16 auto programs, 5 styles 2-stage zero gravity Heat at back and feet 2 in. wall clearance
Osaki Flagship Duo 4D massage chair upright

Inside the chair

How it works

The Flagship Duo works a 4D and a 3D mechanism on one flexible SL Flex Track, wraps them in 50 air cells and reads five measures with its Ai health monitor before the session begins.

Intelligent Health Management
The integrated health monitor takes five distinct readings at the start of a session: fatigue index, heart rate, blood oxygen, microcirculation and heart rate variability. The Ai system uses those five figures to select the program and shape how the chair runs it. On the controller screen, colors mark the areas of your back where tension sits highest so the program concentrates there. The Flagship Duo is a consumer massage chair and none of the readings is a diagnosis.
5 readings
4D Plus 3D Dual Mechanism
Two mechanisms share the work on this chair, a 4D and a 3D, and between them you get control over roller intensity, speed, width and depth. Width sets how far apart the roller heads sit, so the same stroke suits a broad back or a narrow one. Width and intensity are settings in their own right, and no D number owns them. The 4D mechanism adds a variable speed to the roller head so the rhythm of the stroke changes within a single program.
4D + 3D
SL Flex Track System
The SL Flex track carries the rollers in one unbroken curve from your neck and shoulders, through the lower back, and down to the hamstrings. The rail does not stop and restart at the hips, so contact holds all the way down. An SL-track is the long shape and an S-track is the short one, which ends at the lower back. The flex in the track lets the chair pull a stretch through the calves and the lower back on top of the roller work.
Neck to hamstrings
50-Cell Full Body Air Massage
50 air cells sit around the frame and cover the parts of your body the rollers have no path to. They inflate and release in sequence, so a compression travels along a limb from one end to the other while the two mechanisms work your back. Air is what turns a back massage into a full body one, and it is also what holds your hips and legs in place while the chair pulls the stretch.
50 cells

The list

Key features

Every feature on the Flagship Duo is standard in Black and in Taupe, including 16 auto programs, refillable aroma cartridges and an automatic extendable footrest.

4D + 3D dual mechanism
Intensity, speed, width, depth
Ai Series health monitor
Five readings per session
SL Flex track system
Neck and shoulders to hamstrings
50 cell air massage
Full body compression
Graphene heat, two zones
Lower back and soles of the feet
2-stage zero gravity
Sits 2 in. from the wall
Aroma cartridges
Refillable, run from the controller
Automatic extendable footrest
Adjusts up to 10 in.

Closer look

How to use it

Osaki Flagship Duo 4D massage chair tablet controller and health monitor display
Ai

Five Readings Before the Massage Starts

The Ai Series health monitor puts the Flagship Duo in its own bracket in the Osaki catalogue. It takes five distinct readings, covering fatigue index, heart rate, blood oxygen, microcirculation and heart rate variability, and the Ai system reads all five together to pick the program and set how it runs. Alongside that, an automatic body scan reads the contours and dimensions of your back before the rollers start, so they land where your back actually is. Once the readings are in, the controller screen shades your back in colors marking where tension is most concentrated, which tells you what the chair decided and why. The Flagship Duo is a consumer massage chair and none of the five readings is a diagnosis.

  • Five readings: fatigue index, heart rate, blood oxygen, microcirculation, heart rate variability
  • Ai selects the program from the readings
  • Automatic body scan maps contours and dimensions
  • Color map of back tension on the controller screen
5 health readings Ai program selection Automatic body scan
Osaki Flagship Duo 4D massage chair backrest and roller mechanism detail
Track and heat

The Flexing Track Adds the Stretch

The SL Flex track runs your neck and shoulders, your lower back and your hamstrings in one continuous path, and a 4D mechanism and a 3D mechanism share the length of it. The flex in the track adds the stretch, drawing a line of tension from the calves up through the lower back while the rollers keep working. Graphene heating comes on in two separate places, the lower back and the soles of your feet, at approximately 75 to 83 degrees F. Reflexology is the pressing of specific points on the sole, and two specialized foot rollers per side are cut with ridges for it. The footrest above them extends automatically by up to 10 in. to find your leg length.

  • SL Flex track from the neck and shoulders to the hamstrings
  • 4D and 3D mechanisms on one track
  • Graphene heat at the lower back and the soles of the feet
  • 2 foot rollers per side, footrest extends up to 10 in.
SL Flex track 2 heat zones 10 in. footrest travel
Osaki Flagship Duo 4D massage chair reclined in a living room setting
Position

The Height Drops 12 Inches as It Goes Back

Zero gravity is the recline that lifts your knees above your heart, and it comes in two stages on the Flagship Duo. You can take the shallower angle or the deeper one, either from a preset or by trimming the recline by hand on the remote. Space saving technology means the chair only needs 2 in. of gap behind it to reach a full recline, because the base slides forward as the backrest drops. Upright, the Flagship Duo measures 31.0 in. W x 62.3 in. L x 49.0 in. H. Fully reclined it measures 31.0 in. W x 66.5 in. L x 37.0 in. H, so the chair gains 4.2 in. of length while its height falls 12.0 in. Width holds at 31.0 in. in both positions, which is also the minimum doorway width for delivery.

  • Upright 31.0 in. W x 62.3 in. L x 49.0 in. H
  • Reclined 31.0 in. W x 66.5 in. L x 37.0 in. H
  • 2-stage zero gravity, 2 in. of wall clearance
  • Minimum doorway size 31.0 in.
2-stage zero gravity Space saving 4.2 in. growth

Compare

How it compares

The Flagship Duo runs two roller mechanisms at once, takes five readings before it picks a program and carries refillable aroma cartridges, which the other dual-mechanism chairs here do not. The Grand Duo runs two full 4D mechanisms and the most air here at 62 cells, the Orion Duo Mech runs 58 cells on a micro space-saving base, and the Trion Flex Duo adds arm rollers and heated foot rollers.

You're Here
Osaki Flagship Duo 4D massage chair
Osaki Flagship Duo 4D
The only chair here with an Ai health monitor taking five readings, plus refillable aroma cartridges and heat at both the back and the feet.
4D + 3D dual mech 50 air cells 5 health readings 2-stage zero gravity
Currently viewing
Osaki Grand Duo 4D+4D massage chair
Osaki Grand Duo 4D+4D
The only chair running two full 4D mechanisms at once, with sixty-two air cells and a three-stage zero gravity recline.
Dual 4D mech 62 air cells 41 auto programs 3-stage zero gravity
Shop the Osaki Grand Duo 4D+4D
Osaki 4D Orion Duo Mech massage chair
Osaki 4D Orion Duo Mech
Puts the dual mechanism on an SL-Flex track with fifty-eight air cells and micro space-saving, so it sits close to the wall.
4D + 3D dual mech 58 air cells SL-Flex track 280 lb capacity
Shop the Osaki 4D Orion Duo Mech
Osaki Trion Flex Duo 4D+3D massage chair
Osaki Trion Flex Duo 4D+3D
Adds three arm rollers and heated foot rollers to the dual mechanism, with a walking motion through the lower body.
4D + 3D dual mech 3 arm rollers 50 air cells Heated foot rollers
Shop the Osaki Trion Flex Duo 4D+3D

Questions

Frequently asked questions

Five things: fatigue index, heart rate, blood oxygen, microcirculation and heart rate variability. The Ai system reads all five and picks the program from them. This is a consumer massage chair, and the readings are not a diagnosis.
After the readings are taken, the remote screen shades a diagram of your back in colors marking where tension sits most concentrated. Those areas get the attention in the program the Ai selects, so you can see what the chair decided before it starts.
Two roller mechanisms in one chair, a 4D and a 3D, working the track together. Between them you control roller intensity, speed, width and depth. The Osaki Grand Duo 4D+4D is the chair in this group that runs two full 4D mechanisms.
An SL-track that flexes. The roller path is one continuous curve from your neck and shoulders through the lower back to the hamstrings. An S-track stops at the lower back, and that extra length is the whole difference. The flex adds a stretch running from the calves up into the lower back.
50 cell full body air massage. The same count as the Osaki Trion Flex Duo 4D+3D, below the 58 on the 4D Orion Duo Mech and the 62 on the Grand Duo 4D+4D.
Two zones: the lower back and the soles of your feet. Both run graphene heating elements at approximately 75 to 83 degrees F.
16 auto programs and 5 manual massage styles. The auto programs include Relax, Meditation, Refresh, Recovery, Deep Tissue, Revitalize, Escape, Sweet Dreams, Executive, Extension, Stretch, Neck & Shoulder, Back & Spine and Waist & Hip. The five manual styles are Kneading, Sync, Knocking, Shiatsu and Tapping, and shiatsu is the one that presses and holds a point.
A set of refillable aroma cartridges comes with the chair. The capsule sits near the speakers and you switch it on from the controller. Scents offered are Deep Sandalwood, Positive Emotions, Sleep Tight and Delicate Scent.
An automatic body scan maps your contours and dimensions at the top of the chair, and an automatic extendable footrest travels up to 10 in. at the bottom to match your leg. The frame is 22.0 in. across the shoulders and 19.0 in. across the seat, with a 264 lb maximum user weight.
2 in. Space saving technology slides the base forward as the backrest goes down, so the chair reaches a full recline against a near wall. Upright it measures 31.0 in. W x 62.3 in. L x 49.0 in. H, and reclined 31.0 in. W x 66.5 in. L x 37.0 in. H.
Plan on 31.0 in., the same as the chair's width in either position. It arrives in two boxes. The larger is 53.9 in. x 33.9 in. x 50.8 in. and 253.5 lb, the smaller 21.5 in. x 20.3 in. x 24.8 in. and 62.4 lb. Two boxes make the route easier than the assembled figure suggests.
The chair weighs 269.0 lb assembled and takes a user up to 264 lb. If you need a higher limit, the Osaki Grand Duo 4D+4D and the 4D Orion Duo Mech both take 280 lb and the Trion Flex Duo 4D+3D takes 270 lb.
A standard household outlet at 110 to 120 V, 50/60 Hz. Osaki back it with a 5 year warranty: 3 years full service plus an additional 2 years on parts.
Two: Black and Taupe. Same chair underneath both, with the same 4D+3D dual mechanism, the same 50 air cells and the same Ai health monitor.
  • Mechanism: 4D + 3D dual mechanism
  • Track type: SL Flex track, neck and shoulders to hamstrings
  • Air cells: 50
  • Auto programs: 16
  • Massage styles: 5
  • Body scan readings: 5 health readings plus an automatic body scan
  • Heat: Lower back and soles of the feet, graphene, approximately 75 to 83 degrees F
  • Foot rollers: 2 per side
  • Footrest extension: Up to 10 in.
  • Zero gravity: 2-stage
  • Wall clearance: 2 in.
  • User capacity: 264 lb
  • Chair weight: 269.0 lb
  • Upright dimensions: 31.0 in. W x 62.3 in. L x 49.0 in. H
  • Reclined dimensions: 31.0 in. W x 66.5 in. L x 37.0 in. H
  • Door clearance: 31.0 in. minimum
  • Mechanism: 4D plus 3D dual mechanism with control of roller intensity, speed, width and depth
  • Track: SL Flex track from the neck and shoulders to the hamstrings
  • Health detection: Ai Series monitor reading fatigue index, heart rate, blood oxygen, microcirculation and heart rate variability
  • Air massage: 50 cell full body air massage
  • Heat: Graphene heat at the lower back and the soles of the feet
  • Auto programs: 16 auto programs with 5 manual massage styles
  • Body scan: Automatic body scan mapping contours and dimensions
  • Foot rollers: Two specialized foot rollers per side with reflexology ridges
  • Footrest: Automatic extendable footrest, adjusts up to 10 in.
  • Zero gravity: 2-stage zero gravity with space saving to 2 in. from the wall
  • Controls: Wireless rechargeable tablet controller plus an armrest shortcut panel
  • Cabin: Refillable aroma cartridges, Bluetooth surround speakers, wireless charging, USB port, LED lighting

3 Year Standard Manufacturer's / Parts & Labor Warranty

 

This NON-TRANSFERRABLE Warranty is provided by Titan Chair LLC.

We guarantees that your qualified product will be replaced or repaired at our option, without cost to you, should it be deemed defective because of faulty parts, workmanship or structural defects during the first THREE (3) years of ownership, excluding specific limitations contained herein.

 

What Is Covered*:

  1. This warranty explicitly covers all parts, labor and framework of the chair.
  2. This warranty includes parts costs and labor for the first year at no cost to the customer.
  3. This warranty includes parts costs covered for the second year at no cost to the customer.
  4. Structural Framework on selected products carries for three (3) years.
  5. The additional extended warranties includes parts and labor costs covered at no cost to the customer.

What Is NOT Covered*:

  1. Any shipping expenses incurred. Transportation damage; theft; abuse; neglect; vandalism.
  2. Damages incurred due to shipping and handling, dropped products, improper installation, and/or unauthorized repairs do not constitute a defect under this warranty.
  3. Modifications or altered conditions of the original product, improper use of electrical/power supplies, electrical disturbances and power surges.
  4. Malfunctions due to improper use as well as unreasonable use or maintenance including failure to follow operating instructions.
  5. Any environmental conditions (examples: fire, floods, rust, corrosion, sand, dirt, windstorms, hail, earthquakes, and/or tornados) or any other exposure to weather conditions.
  6. This warranty does not include normal wear and tear including velcro or zipper malfunction, or tears in any fabric covering by abuse. Failures or attached points in stitching, Velcro, and zippers do not constitute as a defect for warranty.
  7. Softening/ hardening of foams and filling composites in pillows and pads; Fading, wear, and pilling of fabrics does not constitute a defect under this warranty as those items naturally change with use.
  8. Natural patterns and grains and variations in leather will not constitute as a defect under this warranty, as no two pieces of fabric are identical.
  9. The warranty shall not apply if the product has been damaged physically, whether intentionally or due accident or neglect: including stains, fluids, mold, water damage, animal damage, cuts, burns or is otherwise unsanitary, damaged or soiled.
  10. Products used in commercial or corporate settings.
  11. Products purchased from unauthorized dealers.
  12. Under this warranty, if a product is determined to be unfixable and requires replacement, the customer is responsible for placing the chair in the garage or another accessible location for the driver to pick up. The returned item must be properly packaged; otherwise, the agent will not be able to pick it up. Upon delivery, the delivery agent will place the chair in the driveway or the nearest accessible area, such as the garage.

Implied Warranty & Other Damages:

  1. Any implied warranties shall be limited to the duration of the 1 year portion of this limited warranty, and with regard to structural framework, limited to the duration of the 3 year portion of this limited warranty.
  2. By making a purchase, you agree that Titan Chair LLC. will not be liable for any items damaged and/or lost while en route to the specified address. Any claims for such loss or damage must be addressed and resolved with the designated carrier.
  3. In no case will Titan Chair LLC. be liable for incidental or consequential damages, whether such damages are claimed on account of breach of warranty, breach of contract, negligence or strict/product liability, including without limitation, damage to property (other than the product) or other economic losses.

How to obtain warranty service:

  1. You must provide proof of purchase for any warranty claim.
  2. You must obtain a return authorization number in order to ship products to a service center.
  3. You may obtain service advice, or an RMA number by contacting the Titan Chair LLC Customer Service department toll-free at 1-888-848-2630 ext.3.
  4. This warranty gives you specific legal rights. You may also have other rights that vary from state to state.

Titan Chair, LLC Warranty Limitations and Exclusions

Warranties are non-transferable, and do not cover any damage or loss caused by: use in a commercial or corporate setting; failure to follow operating instructions; Electrical disturbances and power surges; dropped product; including but not limited to remote controls; Damage resulting from improper use or maintenance; vandalism; environmental conditions; exposure to environmental conditions (rust, corrosion, sand, dirt, wind, hail, earthquake, tornado, fire, flood); loss of use during the period that the product is being repaired; products purchased from unauthorized resellers; alterations or modifications of original condition; theft; neglect; unauthorized repairs; loss of power.
Damage that occurred due to shipping and handling does not constitute a defect under this warranty. Fading, wearing, and the pilling of fabrics does not constitute a defect under the warranty. Failures of attach points such as stitching, Velcro, and zippers do not constitute a defect under this warranty. Under no circumstance shall Titan Chair, LLC or its representatives be liable for indirect, consequential, or incidental damages (including damages for lost profits, business interruption, bodily injury, medical, etc.), even if any party has been advised of the possibility of such damages.
Warranties are only valid within the 48 contiguous United States and Canada, provided the equipment has been operated according to the instructions accompanying it. All warranties begin on the DATE OF PURCHASE. Titan Chair, LLC, at its sole discretion, will repair or replace any defective part within a reasonable time frame.

Free Curbside Delivery – Average Shipping Time 7-10 Days

Curbside Delivery ships via Freight to the 48 contiguous states. The freight company will deliver your massage chair to a carport or first-floor entryway. Please check the box dimensions and ensure it will fit through your doorway. Assembly is required and can take 30-90 minutes, depending on the chair.

Threshold Delivery – Average Shipping Time 7-10 Days

Threshold Delivery ships via Freight to the 48 contiguous states. The freight company will deliver your massage chair inside your home (no stairs) just inside the doorway. Please check the box dimensions and ensure it will fit through your doorway. Assembly is required and can take 30-90 minutes, depending on the chair.

White Glove Delivery – Average shipping time 10-16 Days

In-Home Delivery and Assembly is the same as White Glove Delivery. Your massage chair will be shipped via Freight to the White Glove Delivery warehouse. They will contact you to schedule a delivery time and date when they receive your order.

The White Glove Delivery team consists of a two person installation team that will deliver (up to 2 flights of stairs), unpack, and install your massage chair in your room of choice. These are not professional massage chair installation experts but a furniture installation team. They may or may not have installed your massage chair model before.two-person