3-Year
Limited Warranty
- Year 1: In-home service, parts, and labor
- Years 2–3: Replacement parts only
Osaki Apex Duo 5D+4D Massage Chair
A flagship luxury massage experience with dual 5D+4D rollers, sliding side panels, and intelligent full-body comfort
The Osaki Apex Duo 5D+4D is designed for customers who want one of Osaki’s most refined and advanced massage chair experiences. With a dual upper 5D and lower 4D massage mechanism, intelligent health detection, smart pressure sensors, real-time body scanning, sliding side panels, 62-cell air compression, 3-stage Zero Gravity, micro-space saving recline, deep calf kneading, advanced foot massage, and premium comfort features, the Apex Duo brings a luxury spa-style experience into the home.
Every detail is built around comfort, access, and personalization. The sliding side panels open smoothly at the press of a button, making it easier to enter and exit the chair. Inside, the Apex Duo uses advanced sensors and massage technology to adapt to the body’s position and provide a more precise, lifelike massage from the neck and shoulders down to the glutes, calves, and feet.
Best for
Customers who want a flagship massage chair with dual 5D+4D rollers, sliding side access, health detection, smart pressure sensing, 62 airbags, advanced leg and foot massage, touchscreen control, and luxury comfort features.
Massage feel
The Apex Duo is built for a deeply personalized massage feel, combining adaptive roller movement, real-time body scanning, air compression, heat therapy, calf kneading, foot rollers, and Zero Gravity positioning.
Room fit
Micro-space saving technology allows the chair to recline with minimal wall clearance, but you should still measure your room, doorway, hallway, stairway, and delivery path before ordering.
Flagship massage technology
The Apex Duo is built around intelligent personalization, advanced massage depth, easier chair access, and premium full-body comfort.
Intelligent Health Detection
The Apex Duo includes an advanced health detection system designed to support a more personalized massage experience. It reads wellness-related indicators such as heart rate, blood oxygen, microcirculation, and fatigue level to help the chair adjust the session around the user’s comfort needs.
- Supports a more personalized massage session.
- Works with AI mode to adjust the massage experience.
- Designed as a comfort and wellness feature, not as a medical diagnostic tool.
Smart Pressure Sensor
Smart Pressure Sensors help the Apex Duo respond more precisely to the user’s body position and movement. Heated massage heads and synchronized lower-body support help create a more accurate, comfortable, and continuous full-body massage experience.
- Adjusts pressure response as the body shifts during massage.
- Helps target key pressure areas with more precision.
- Pairs upper and lower massage movement for a more complete session.
Dual 5D+4D Massage Mechanism
The Apex Duo features a premium dual-mechanism system with an upper 5D massage mechanism and a lower 4D massage mechanism. The upper system focuses on the back with advanced depth, rhythm, and adaptive motion, while the lower mechanism supports the glutes and lower-body massage area.
- Upper 5D mechanism for advanced back massage personalization.
- Lower 4D mechanism supports the glute and lower-body region.
- Designed for customers who want a true flagship massage chair experience.
Sliding Side Panel Entry
The Apex Duo’s sliding side panel system makes the chair feel more like a private relaxation pod. With the press of a button, the side panels glide open to make entry and exit easier, especially for users who prefer more open access when getting in and out of a massage chair.
- Side panels open smoothly with button control.
- Designed to make entry and exit more convenient.
- Allows a premium enclosed feel once the user is seated.
Intelligent Voice Control
Built-in voice control gives users a more effortless way to adjust selected chair functions while already reclined. With supported preset commands, the Apex Duo can respond hands-free for a smoother and more relaxing experience.
- Hands-free control for selected chair functions.
- Useful when the user is already reclined and relaxed.
- Pairs with the touchscreen controller and quick side panels.
Real-Time Body Scan with SL-Track Coverage
The Apex Duo uses real-time body scan technology to help keep the massage aligned as the body shifts during a session. Its SL-Track extends massage coverage from the neck and shoulders down toward the glutes and hamstrings for a more complete massage path.
- Real-time body scan helps maintain massage accuracy.
- SL-Track follows the natural curve of the spine.
- Extends massage coverage beyond a basic back-only chair.
3-Stage Zero Gravity and Micro-Space Saving
The Apex Duo includes 3-stage Zero Gravity reclining to place the body in a more relaxed massage posture. Its micro-space saving technology allows the chair to fully recline with only about 1 inch of clearance from the wall, making it easier to place in refined home spaces.
- 3-stage Zero Gravity reclining position.
- Micro-space saving design requires about 1 inch of rear clearance.
- Ideal for bedrooms, living rooms, offices, and dedicated relaxation rooms.
62-Cell Air Compression with Heating Therapy
With 62 strategically placed airbags, the Apex Duo adds layered air compression throughout the body. Heating therapy in the lumbar area, calves, and feet adds soothing warmth during selected sessions, helping the body settle deeper into relaxation.
- 62-cell full-body air compression system.
- 3-segment armrest airbags create a more refined arm massage feel.
- Heat therapy supports the lumbar, calves, and feet during selected sessions.
Deep Calf Kneading and Advanced Foot Massage
The Apex Duo provides strong lower-body support with deep calf kneading, calf airbags, calf rollers, 4 foot rollers, and 16 foot airbags. The automatic foot extension can extend up to 7 inches to better fit users of different heights.
- Deep calf kneading with outer calf rotation support.
- 4 foot rollers and 16 foot airbags massage the feet from multiple angles.
- Automatic foot extension helps accommodate users up to 6'3".
Luxury programs, controls, and sensory comfort
The Apex Duo includes a wide selection of massage programs and comfort features designed to make each session feel more complete, convenient, and immersive.
46 Auto Programs
Choose from a wide range of full-body, focused, lower-body, international, recovery, stretching, and relaxation-inspired programs for different daily needs.
5 Manual Massage Modes
Manual massage options include Kneading, Tapping, Knocking, Shiatsu, and Kneading & Tapping for users who prefer direct control.
Adjustable Intensity
The chair supports 5 levels of massage intensity, 5 levels of speed intensity, and 5 levels of pressure intensity for a more tailored massage feel.
8” Touchscreen Controller
The touchscreen tablet provides access to massage programs, settings, and wellness-related information such as blood oxygen and heart rate readings.
Quick Side Control Panels
Quick side controls allow convenient access to selected settings without needing to reach for the main controller every time.
Aromatherapy
Aromatherapy adds a gentle sensory layer to the massage experience, helping create a calmer and more inviting relaxation environment.
Chromotherapy LED
Customizable LED lighting helps set the mood and gives the Apex Duo a more premium, spa-inspired presence in the room.
Negative Ionizer
The negative ionizer helps create a fresher-feeling relaxation environment while you unwind in the chair.
Bluetooth Speakers
Built-in Bluetooth speakers let you listen to music, calming audio, podcasts, or guided relaxation during massage sessions.
Wireless Charger & USB Port
The wireless charger and USB port help keep your devices powered while you relax.
Before you choose the Osaki Apex Duo 5D+4D
The Apex Duo is a flagship luxury massage chair with advanced massage mechanisms, sliding side panels, intelligent sensors, air compression, heat, calf and foot massage, and premium convenience features. Before ordering, confirm chair dimensions, doorway clearance, room placement, delivery path, warranty coverage, and return details with Tittac.
- Measure your room, doorway, hallway, stairway, and delivery path.
- Confirm the reclined chair size and micro-space saving clearance requirement.
- Ask about delivery and setup expectations for your location.
- Compare the Apex Duo with other premium 4D, 5D, and dual-mechanism massage chairs.
- Confirm warranty coverage and return details before purchase.
Osaki Apex Duo 5D+4D FAQ
Who is the Osaki Apex Duo 5D+4D best for?
The Apex Duo is best for customers who want a flagship luxury massage chair with dual 5D+4D rollers, sliding side panels, AI health detection, smart pressure sensing, 62 airbags, Zero Gravity, heat therapy, calf kneading, foot rollers, touchscreen control, and premium comfort features.
What makes the sliding side panels useful?
The sliding side panels open at the press of a button, making it easier to enter and exit the chair. This is especially useful for customers who prefer a more open entry path before settling into an enclosed premium massage position.
What is the difference between the upper 5D and lower 4D mechanisms?
The upper 5D mechanism focuses on the back with advanced adaptive roller movement, while the lower 4D mechanism supports the glute and lower-body massage area. Together, they provide broader coverage than a standard single-mechanism chair.
Does the health detection system diagnose medical conditions?
No. The health detection system is designed to support a more personalized relaxation experience. It is not a medical device and should not replace advice from a healthcare professional.
How much wall clearance does the Apex Duo need?
The product content lists micro-space saving technology requiring about 1 inch of clearance from the wall for full recline. You should still measure your room and delivery path before ordering.
Can Tittac help compare this with other premium chairs?
Yes. Tittac can help compare massage strength, roller technology, chair size, lower-body features, delivery options, warranty coverage, and overall value before you choose.
Get help choosing the right massage chair
Whether you visit our showroom or order from out of state, Tittac can help you review chair size, massage style, delivery options, warranty coverage, and return questions before you buy.
- Compare the Osaki Apex Duo with other premium massage chairs.
- Ask about 5D+4D massage, sliding side panels, room fit, delivery, setup, warranty, and return details.
- Get help by phone, text, chat, or showroom visit depending on where you live.
Need help before ordering? Talk with Tittac before you choose your massage chair.
Local customers can visit the showroom. Out-of-state customers can still get help by phone, text, or chat before ordering.
Specifications
| Recommended Height Range | 5'0" - 6'5" |
|---|---|
| Recommended Weight Limit | 280 lbs |
| Seat Width | 21.0" |
| Shoulder Width | 24.5" |
| Minimum Doorway Size | 30.0" |
| Will Fit Through Standard Household Doorways? | Yes, if doorway clearance meets the listed requirement |
| Chair Dimensions | |
| Chair Dimensions - Upright | 65.7" L x 33.5" W x 48.5" H |
| Chair Dimensions - Reclined | 70.9" L x 33.5" W x 34.6" H |
| Net Weight | 332.3 lbs |
| Massage System | |
| Massage Track Type | SL-Track |
| Roller Type | 5D + 4D |
| Roller Glute Massage | Yes |
| Roller Strength Adjustments | Yes |
| Roller Speed Adjustments | Yes |
| Roller Width Adjustment | Yes |
| Intelligent Health Detection | Yes |
| Deep Tissue Massage | Yes |
| Spot / Partial Massage | Yes |
| Programs & Comfort | |
| Automatic Programs | 46 |
| Manual Massage Modes | 5 manual massage programs |
| Recline | Yes |
| Zero Gravity | Yes |
| Easy Entry - Sliding Door System | Yes |
| Intelligent Voice Control | Yes |
| Bluetooth Speakers | Yes |
| Heat | Yes |
| Removable Headrest | Yes |
| Power Information | |
| Rated Power Consumption | 260W |
| Power Supply | 110 - 120V |
| Rated Frequency | 50 / 60Hz |
Please measure your room, doorway, hallway, stairway, and delivery path before ordering. Large massage chairs may require enough clearance for safe delivery and placement.
Owner’s Manual
Download the Osaki Apex Duo owner’s manual for setup, operation, safety, maintenance, and chair functions.
Osaki Massage Chair Warranty
Osaki massage chairs are covered against defects in materials and workmanship under normal residential use. Coverage begins on the original purchase date and applies only to the original purchaser.
Warranty Coverage
5-Year
Limited Warranty
- Years 1–3: In-home service, parts, and labor
- Years 4–5: Replacement parts only
Warranty coverage varies by model. Please refer to the product specifications to confirm whether the chair includes the 3-year or 5-year limited warranty.
What Is Not Covered
- Physical, accidental, or cosmetic damage
- Commercial, corporate, rental, or institutional use
- Misuse, neglect, improper maintenance, or failure to follow instructions
- Unauthorized repairs, alterations, or modifications
- Electrical disturbances, power surges, or loss of power
- Environmental damage, including rust, corrosion, fire, flood, wind, hail, earthquake, or tornado
- Shipping or handling damage
- Normal wear, including fading, fabric pilling, stitching, Velcro, and zippers
- Products purchased from unauthorized resellers
Osaki warranties are non-transferable and apply only to the original purchaser. Loss of use while the product is being inspected or repaired is not covered.
Need Warranty Service?
Contact TITTAC Customer Support with your order number and a description of the issue. Photos or videos may be requested to assist with diagnosis. Our team will help coordinate the appropriate warranty service with Osaki.
Shipping, Exchanges & Returns
Review the delivery options, inspection requirements, and 30-day exchange and return terms for TITTAC massage chairs.
Free Curbside Freight Delivery
Massage chairs include free curbside freight delivery to the 48 contiguous United States. Delivery is generally estimated at 7 to 10 days, but timing may vary by product availability, destination, and freight carrier schedule.
Curbside delivery is made to the curb, driveway, or nearest safe exterior location accessible by the freight truck.
Curbside delivery does not include:
- Moving the chair inside the home
- Stairs, upper floors, or room placement
- Unpacking or assembly
- Removal of boxes and packaging materials
The customer is responsible for arranging sufficient help and equipment to move the chair from the delivery location into the home.
White Glove Delivery
White Glove Delivery is available for an additional charge. Pricing and included services vary by chair model, delivery address, and local service provider.
- The chair is delivered through a local delivery and assembly provider
- The provider contacts the customer to arrange an appointment
- In-home delivery and assembly are provided according to the confirmed service level
- Stairs, room placement, unpacking, and packaging removal must be confirmed in advance
White Glove Delivery generally adds 7 to 10 days to the regular delivery estimate. All White Glove charges are non-refundable once the service has been arranged.
Alaska & Hawaii
Free shipping does not apply to Alaska or Hawaii. Please contact TITTAC before ordering to confirm available delivery options and receive a freight quote.
Inspect Your Delivery
Inspect the packaging and visible condition of the chair before signing the delivery receipt.
- Note all visible damage clearly on the delivery receipt
- Take photos of the packaging, shipping labels, damage, and receipt
- Contact TITTAC as soon as possible
- For severe damage, contact TITTAC before refusing delivery whenever possible
Signing without a damage notation may limit the ability to file a successful freight claim. Concealed damage or functional issues discovered after unpacking should be reported promptly.
30-Day Exchanges & Returns
A massage chair may be requested for exchange or return within 30 days from the purchase date. TITTAC approval and return instructions are required before the chair is shipped back.
Return for a Refund
- The customer is responsible for the original outbound freight cost
- The customer is responsible for return freight
- Applicable freight charges will be deducted from the refund
- White Glove Delivery charges are non-refundable
Exchange for Another Chair
- Price differences are adjusted according to the replacement chair
- Applicable freight charges are the customer's responsibility
- Higher- and lower-priced exchanges may have different freight treatment
- White Glove service for a replacement chair is charged separately
Returned chairs must be securely packaged for freight transport. The customer is responsible for damage caused by improper return packaging.
Refused or Undeliverable Shipments
Customers may be responsible for outbound freight, return freight, redelivery, storage, and any White Glove charges already incurred when delivery is refused without approval, an appointment is missed, or an incorrect or incomplete address is provided.
Questions About Delivery or Returns?
Contact TITTAC for White Glove pricing, Alaska or Hawaii freight quotes, delivery damage assistance, and exchange or return authorization.
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