Osaki Ai Apex Duo 5D+4D Massage Chair

Name: Osaki Ai Apex Duo 5D+4D Massage Chair
Brand: Osaki
SKU: OSAKI-APEX-D-BL
Price: 9999.0 USD
Availability: InStock

by Osaki

$9,999.00 - $9,999.00

$9,999.00

$9,999.00 - $9,999.00

$9,999.00

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Description

Flagship 5D+4D Dual Chair

Osaki Ai Apex Duo 5D+4D Massage Chair

The Apex Duo is the top of the Osaki line. It runs a dual 5D+4D mechanism that works the upper and lower body together, with 5D rollers that map your back in real time and massage heads that adapt as you shift in the seat. For an athlete who wants the deepest, most adaptive massage available, this is where the lineup ends.

It also solves the parts other chairs ignore. A sliding-door system opens both sides at the press of a button for easy entry, an AI health system reads vitals like blood oxygen and heart rate, and a triple heating zone warms the lumbar, calves, and feet at the same time.

AI health detection Sliding-door entry Triple heating zone 8" touchscreen

The Technology

The systems around the dual mechanism

A flexible track, live body mapping, and a near-zero wall gap let the Apex Duo deliver a full, adaptive massage in almost any room.

🛤️

SL-Track Technology

The SL-track runs from the neck down to the glutes and hamstrings in one path, covering the full back and lower body with a smooth, consistent stroke instead of stopping at the lower back.

Neck to hamstrings

📡

Live Time Body Scan

A real-time body scan keeps the massage accurate through the whole session. As you shift in the chair, the heads move with your body and stay on the key pressure points along your back.

Adapts as you move

🪶

3-Stage Zero Gravity

Three NASA-inspired zero-gravity recline stages progressively shift weight off the spine, so the rollers and air cells work into an unloaded back at the angle you choose.

Three recline stages

📐

Micro-Space Saving

The chair slides forward as it reclines and needs just 1 inch of clearance from the wall for a full recline, so a full-size flagship fits against the wall of a normal room.

1" wall clearance

Why Athletes Choose This

Every recovery feature in one chair

🔄

Dual 5D+4D, upper and lower

Dual Mechanism

❤️

Reads blood oxygen and heart rate

AI Health Detection

🚪

Sliding-door easy entry

Press-Button Entry

🌬️

62-cell full-body air massage

Air Massage

♨️

Triple heating zone

Lumbar · Calf · Foot

🦵

Deep calf kneading and foot rollers

Lower-Leg Recovery

🎚️

46 auto programs, 5-level control

Fully Adjustable

🌿

Aroma, chroma and ion therapy

Sensory Features

Built For Recovery

A closer look at how it works

Dual 5D+4D Mechanism

Two systems, 5D depth, mapped to your back in real time

The Apex Duo runs a 5D+4D dual massage system that works the upper and lower body together. The 5D rollers perform a real-time body scan, map the pressure points along your back, and adapt to your movements as you settle in, so the stroke tracks you rather than a fixed pattern.

Upper and lower mechanisms run together
5D rollers map your back in real time
Heads adapt to your movements

Full-Body Sync 5D Depth

AI Health Detection

A chair that reads your vitals and shows them to you

An AI health system reads vitals while you sit and uses them to personalize the session. The 8-inch touchscreen tablet surfaces health insights like blood oxygen and heart rate, and updates your massage programs over Wi-Fi so the chair stays current.

Reads blood oxygen and heart rate
AI personalizes the massage to your readings
8" touchscreen with Wi-Fi program updates

AI-Tuned Vitals Display

62-Cell Air Compression

62 airbags, including a 3-segment armrest squeeze

Sixty-two airbags with multi-layered construction deliver progressive compression across the body. The arm and palm airbags are divided into three sections that fire in sequence, producing a wave-like kneading and pressing motion through the forearms and hands.

62 strategically placed airbags
Multi-layered, progressive compression
3-segment armrest and palm airbags

Wave Compression Arm & Palm

Triple heating zone and lower-leg massage

Heat & Lower-Leg Recovery

Triple-zone heat with deep calf and foot work

Heat reaches the lumbar, calves, and feet together, warming the areas that tighten most after training. Underneath, outer-rotation calf kneading uses 8 airbags and 2 rollers, while 4 foot rollers and 16 airbags work the sides, soles, backs of the feet, and the Achilles tendon.

Heat across lumbar, calves and feet
Calf kneading: 8 airbags + 2 rollers
Foot massage: 4 rollers + 16 airbags, plus Achilles

Triple Heat Calf + Foot

Full Spec Sheet

Specifications

Massage System

Roller System5D + 4D dual mechanism (upper + lower)

Track TypeErgonomic SL-track (neck to glutes/hamstrings)

Air Cells62, with 3-segment armrest airbags

Calf MassageOuter-rotation kneading, 8 airbags + 2 rollers

Foot Massage4 rollers + 16 airbags (soles, sides, Achilles)

Auto Programs46

Manual Modes5 (Kneading, Tapping, Knocking, Shiatsu, Kneading & Tapping)

Adjustability5 levels each: intensity, speed, pressure

HeatingTriple zone: lumbar, calves, feet

Footrest ExtensionAutomatic, up to 7" (fits up to 6'3")

Smart & Comfort Features

Health DetectionAI; blood oxygen and heart rate

Body ScanLive time, real-time adjusting

Pressure SensingSmart Pressure Sensors

EntrySliding-door system, both sides

Voice ControlHands-free preset commands

Controller8" touchscreen, Wi-Fi updates

SensoryAromatherapy, negative ionizer, chromotherapy LED

AudioBluetooth speakers

ChargingWireless charger + USB port

Dimensions

Upright (W × L × H)33.5" × 65.7" × 48.5"

Reclined (W × L × H)33.5" × 70.9" × 34.6"

Shoulder Width24.5"

Seat Width21.0"

Minimum Door Width33.5" assembled / 30" disassembled

Wall Clearance (reclined)1"

Capacity & Power

Maximum User Weight280 lb

Fits Heights To6'3"

Chair Weight332.3 lb

Power Supply110–120V

Rated Frequency50 / 60Hz

Packaging

Box 1 (W × L × H)33.5" × 51.4" × 50.2" — 340.6 lb

Box 2 (W × L × H)16.9" × 41.8" × 29.6" — 56 lb

Trusted By Customers

What owners say after daily use

The massage patterns feel very natural and human-like. Especially the lower back and neck coverage is excellent. It helps me recover quickly after long work hours.

🎯

Richard

Verified store visitor

The AI Apex Duo adjusts perfectly to my body every time I use it. The massage feels deep but still very comfortable, especially on my back and shoulders. I can really feel the tension melting away after a long day.

💪

Alexander

Verified store visitor

I use this chair every evening after work and it makes a huge difference. The dual system really targets sore muscles effectively. Worth every penny for the comfort it provides.

🛋️

Liam

Verified store visitor

Questions

Frequently Asked Questions

It runs a dual 5D+4D mechanism that massages the upper and lower body at once, with 5D rollers that map your back in real time. It also adds features the other chairs don't, including a sliding-door entry, AI health detection, a triple heating zone, and 46 auto programs.

Both side panels glide open at the press of a button without needing extra space, so you can step in and out easily and still place the chair close to a wall. It's helpful for anyone with limited mobility.

The system reads vitals such as blood oxygen and heart rate and uses them to personalize the session. The 8" touchscreen displays those health insights and updates programs over Wi-Fi.

Calf kneading uses outer-rotation motion with 8 airbags and 2 rollers, and the foot massage uses 4 rollers and 16 airbags across the soles, sides, and backs of the feet, including the Achilles tendon.

The chair supports a maximum user weight of 280 lb, and the legrest extends up to 7 inches to fit users up to 6'3".

The Apex Duo comes in Taupe, Brown, and Black.

The Apex Duo includes a 5-year warranty: 3 years full service plus an additional 2 years parts.