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JPMedics Kawa vs Osaki JP650

Massage Chair Comparison: JPMedics Kawa vs Osaki JP650

Today we're comparing the JPMedics Kawa and Osaki JP650, two nicely-equipped massage chairs that are made in Japan.

Both chairs embody advanced technology, ensuring a relaxing massage experience aimed to relieve stress and soothe achy muscles.

Could either chair right for you? Let's dig into the details to find out.

Top Features of the JPMedics Kawa

3D Massage Rollers with L-Track

The JPMedics Kawa features 3D Massage Rollers with an L-Track system. It's designed to match the curve of your spine for a precise and splendid massage.

3D Massage Rollers with L-Track Technology

The 3D massage rollers allows you to adjust the pressure of the massage rollers, which is handy because your body may get used to a certain pressure over time.

The L-track allows the massage rollers to travel down farther for more overall massage coverage.

Air Compression Massage

The JPMedics Kawa massage chair is fitted with 30 airbags, strategically located around various parts like hands, arms, neck, shoulders, feet, hips, calves, seat, and waist.

Air Compression Massage

The chair offers an all-round massage experience, with each airbag applying pressure to target your muscles.

Whether it's your tired feet, worn-out shoulders, or tense neck, the Kawa's air compression massage offers the relaxation you're looking for.

Simply sit back and let the Kawa do its thing, transporting you to a world of peace and comfort.

Heat Therapy

Enjoy the stress-relieving properties of lumbar heat therapy with this chair. It targets the lower lumbar region, offering a soothing warmth that permeates your body.

Lumbar Heat Therapy

This gentle warmth helps relieve the muscle tension in your back, providing a relaxing effect on your joints.

Foot & Calf Massage

The JPMedics Kawa massage chair enhances relaxation with its soothing foot and calf massage feature.

Inside its footrest are multiple airbags that inflate, utilizing air cell technology to deliver a comforting compression massage to your legs and feet.

Foot & Calf Massage

If you desire a more intense massage, Kawa has you covered. A single row of foot rollers is designed to provide a deep, focused massage from the inside.

It's an immersion into relaxation, making it the perfect end to a long day.

Space Saver

The Kawa was engineered to be a space-saver, needing just a 1" gap from the backrest to fully recline.

Space-saving and Convenient

You can enjoy a world-class massage experience without worrying about space. This chair is not only a high-grade relaxation tool but also a convenient addition to your home.

With the Kawa, you can have a personal wellness corner at home that's both practical in design and phenomenal in function.

Pros and Cons of the JPMedics Kawa


  • Made in Japan
  • 3D Massage Mechanism
  • L-Track Technology
  • Full Body Airbag Massage
  • Zero Gravity Recline
  • Lumbar Heat Therapy
  • Foot & Calf Massage
  • Space Saving Design
  • Bluetooth Speakers
  • Touch Screen Remote
  • Armrest Controls
  • 10 Auto Programs
  • Quick Auto Body Scanning
  • Spot/Partial Focus Massage
  • Leg Extension
  • Custom Massage


  • User cannot be taller than 6’3" or shorter than 5’0”
  • User cannot weigh more than 320 lbs.
  • Only two color options available (black or grey)


JPMedics Kawa Massage Chair
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Top Features of the Osaki JP650

4D Massage Rollers

The Osaki JP650 is equipped with 4D massage rollers. This technology allows the massage rollers to extend further, expertly matching the curvatures of your body.

Advanced 4D Massage

This makes for a massage quite akin to a professional therapist's hands. Plus, with ten levels of intensity to choose from, this chair provides a deep, personalized massage that caters to your body's unique needs.

Zero Gravity Recline and Space Saver

Experience the sensation of floating with the JP650's three-stage zero gravity reclining feature – a technique inspired by NASA.

This technology imparts a feeling of weightlessness, enhancing the relaxation process.

Not just that, the JP650 is built with smart Space-Saving Technology that enables your massage chair to fully recline even in a limited-space setting.

Zero Gravity and Space Saver

It only needs a 7-inch distance from the wall to make its magic happen.

Elegantly designed for smaller spaces, the JP650 is an ideal blend of comfort and convenience.

SL-Track System

The Osaki JP650 is also outfitted with a Laser-Crafted Steel SL-Track system.

This feature enables massage rollers to move smoothly from your upper body to your lower body, ensuring an all-inclusive massage journey.

SL-Track System

The SL-Track is adept in carrying comfort from your neck and shoulders down to your lower back and hamstrings.

Calf and Lumbar Heat Therapy

Embark on a journey of relaxation with the Osaki JP650's Calf and Lumbar Heat Therapy.

This dual feature employs infrared heating coils in the lumbar and calf sections to boost blood circulation and relaxation.

Calf and Lumbar Heat Therapy

These specially placed coils emanate a soothing warmth, incredibly effective in easing tensions in your lower back and calves.

Foot and Calf Rollers

The Osaki JP650 4D takes foot relaxation seriously with its specialized foot rollers. These engage multiple acupressure points using unique reflexology ridges, covering the whole foot - from toes to heels.

Foot and Calf Rollers

These rollers mimic experts' hands, providing a therapeutic massage that stimulates vital points on your feet.

Plus, the calf rollers work in tandem with the foot rollers, ensuring a more complete massage experience.

Pros and Cons of the Osaki JP650


  • Made in Japan
  • 4D Massage Mechanism
  • Touch Screen Controller
  • Zero Gravity Reclining
  • Space Saving
  • SL-Track
  • Lumbar & Calf Heat Therapy
  • 15 Auto Programs
  • Side Control Panel
  • Foot & Calf Rollers
  • Extendable Footrest
  • Bluetooth Speakers


  • User cannot be taller than 6'1" or shorter than 4'10"
  • User cannot weigh more than 260 lbs.
  • Only 3 colors to choose from (black, brown, or taupe)
Osaki JP650 4D Japanese Massage Chair
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Similarities and Differences

The JPMedics Kawa and JP650 both embody advanced massage technology designed to deliver an optimal relaxation experience.

They share a common feature in their air compression massage ability with strategically located airbags for a complete massage experience.

Both chairs also include zero gravity reclining, space-saving technology, and an L-track design, as well as a touchscreen controller.

Both models are also equipped with foot rollers, and the JP650 also has calf rollers.

The JP650 has lumbar and calf heating, while the Kawa has lumbar heating.

Now let's take a look at the user height range and max weight capacity of each chair.

User Height Range and Max Weight Capacity

The JPMedics Kawa accommodates users ranging in height from 5’0” to 6’3" and can carry a maximum weight of 320 lbs.

The Osaki JP650 4D is suitable for users between 4'10" and 6'1" in height and can handle a maximum weight of 260 lbs.

If you are unsure if you'll fit in either chair, you'll want to find a showroom that's local to you so you can sit in and try each chair before making a purchase.


In conclusion, both the JPMedics Kawa and the Osaki JP650 4D offer a relaxing massage experience in the comfort of your home.

If you're considering either model, we suggest you take a good look at the features of both chairs, while keeping things like the user height range and max weight capacity in mind.

Thank you for reading and if you have any questions feel free to give us a call at 800-566-2798.

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We do not provide medical advice. The content of this article, including text, graphics, and other material, is for informational purposes only. It is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a health condition. Never disregard professional medical advice or delay in seeking it because of something you have read in this article.

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