Osaki OS 4000 Massage Chair Reviews and Ratings of 2022

Are you often face pain or stress and looking for a solution without giving a visit to a doctor? Do you get puzzled in choosing your best among the thousand options? Then give a pause here as we do the work for you. All you need to do is reading the full guide with concentration and consideration.

In this article, we will focus on the, Osaki OS 4000 massage chair. This chair can massage 6 different body part simultaneously. This type of significant factors make Osaki 0s 4000 massage chair different from its competitors. So no more beating around the bush, let’s get started.

Is Osaki A Good Massage Chair?

Osaki OS 4000 massage chair offers lots of advanced features at a low price, making it stand out from its competitors. In fact, it may come as a spoiler in this review, the best thing about the chair is its price. To illustrate, it comes with many advanced features at a low cost that makes it undoubtedly the best-selling massage chair in the market.

This massage chair is powered by a microcomputer to perform various intelligent massage methods. For example, some combinations like Kneading, Clapping, Shiatsu, Tapping, Rolling, Vibration, Air massage. Likewise, these methods will massage your acupressure points effectively to reduce fatigue, promote metabolism and also improve blood circulation.

Osaki OS 4000 massage chair got lots of advanced features. It has features like Zero gravity, Auto body scan, Full-body Air massage, True ergonomics-strack, Heat Therapy, along with Extendable footrest. In addition to this, you can choose any feature or control the massage chair with a wireless controller that is included with the chair.  Altogether, these features make it a perfect massage chair for athletes, sport-person, fitness enthusiasts, or anyone.

How Do You Use An Osaki Massage Chair?

Assembling and Placing:

The using process of the Osaki OS 4000 massage chair is very simple. In fact, this product is appropriate for people of all ages. But you need to install it prior to using it. On the other hand, the manufacturer will provide an installation manual. It will explain the installation process to you. The instructions are very much in detail with pictures so that anyone can install the massage chair by themselves. If you’re purchasing a massage chair and also thinking about how you will use it, don’t worry; we can help you with that.


Firstly, to use the massage chair at first, you need to plug the power cable into an appropriate outlet. You have to lose your shoes off then sit on the massage chair like any other massage chair. Secondly, after you’re on the chair now, you will see a controller on your right side. Next, to power the massage chair, press the red button. Thirdly, after you’re on the chair, you will see a controller on your right side. Lastly, you need to push the red button to power on the massage chair.


After you’re on the chair now, you will see a controller on your right side. Then, To power the massage chair, press the red button. Hence, there are multiple positioning options available for the chair. Apart from this we will recommend you to use the Zero Gravity Mode for the best experience. Later on, press auto body scan; it measures your body to give the right massage. Similarly, on the right side of the LCD panel, you will see the available name of various features. Lastly, you need to press the button with the name of your desired massages or other function and enjoy. Read till the end of our Osaki os 4000 massage chair review to know more.

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Osaki OS 4000 Massage Chair Reviews [Features and Specs.]

We will address the important factor in the massage chair of Osaki in this article. The factors include specification, features, what’s good about the product, what’s not and many more. So read up till the end.

Osaki OS 4000 Massage Chair Review

Osaki OS-4000 Zero Gravity Executive Fully Body Massage Chair

Osaki OS-4000 Zero Gravity Executive Fully Body Massage ChairOsaki OS 400 massage is a chair equipped with five sets of full-body automatic programs as well as three sets of localized automated programs to thoroughly fulfill your various needs. With this Massage Chair, you can combine different kinds of massage functions for customizing massage control, and also do precise point massage. In addition, this massage chair will help you to soothe your aching muscle.

You are facilitated with some customized options that provide treatment focusing on the neck, shoulders, or lumbers depending on your body’s curve. It also offers six different massage types, including rolling, kneading, clapping, shiatsu, Swedish, as well as a combo. The package comes with massage chair, remote control, and manual included. To illustrate, it offers advanced features like zero gravity, which is inspired by Nasa technology. It also features some cool techs like Auto body scan, Ergonomic S-track, Full Body Air Massage, Heat Therapy.

It also provides manual mode so that a consumer can have full control over their massage experience. Likewise, the massage chair is covered with Upgraded PU for better durability and comfort. Also a large LCD panel included a remote with additional wireless control. Its dimension is 46 x 32 x 47 inches. Lastly, the rated voltage for this product is 110-120V. The chair weighs 225 lbs.

Osaki OS-4000 Specifications:

  • Color: Black
  • Material: Polyurethane
  • Item Dimensions: 46L x 32W x 47H inches
  • Weight: 250 Pounds
  • Model: OS-4000
  • Batteries: Lithium Metal Batteries
  • Assembled Height: 34 inches
  • Width: 31 inches
  • Length: 52 inches
  • Assembled Seat Height: 34 Inches
  • Weight: 215 Pounds

Osaki OS-4000 Features:

  • The Osaki massage chair gives a spring-styled massage specially structured for the neck.
  • Massage chair rollers also use an interlocking gear to deeply massage the points of acupressure.
  • The backrest of the massage chair can be set from 115°C to 160°C, also the while footrest can be adjusted, from 0 degrees to 90 degrees.
  • Adjustable features according to your preferred massage program length.
  • You can operate this chair in the dark through its glow-in-the-dark LCD panel.
  • This chair is fitted with an automatic temperature sensor and automatic safety system, pressure detector and power surge.
  • All the operation is controlled by an intelligent microprocessor for great performance and consistent quality.
  • Offers vibrating seats
  • Can air massage
  • Can adjust its width
  • The calf has an automatic adjustment system
  • Comes with multiple massage programs
  • It is heavy
  • It has a strong intensity


The Osaki OS 4000 chair comes with great and revolutionary features. It has a computerized scan body system, 2 stages zero gravity technology that’s inspired by NASA. Its next-generation air massage technology now covers more surface while massaging. So it has tons of feature to give you a pleasant experience.

Frequently Asked Questions

Is there any question coming to your mind about the Osaki OS 4000 massage chair? Check our FAQs; you will find your answers there.

How intense is the roller? Does it hurt?

No, it’s not the one that hurts. You can control the intensity.

Where is this model made in?

This model is made in china.

Does it come with a warranty?

The warranty coverage for parts is Three years. And for labor, it’s One year.

Does it come fully assembled?

No, you have to assemble it by yourself. The installation process is written in the manual.

Does it plug with a regular outlet?

Yes, a regular 110V outlet.


A large number of companies are selling massage chairs in the market. But Osaki OS 4000 massage chair comes at a low price but provides a whole lot of features. That’s why it is the best in the market. We recommend you this massage chair considering the features it offers.

The massage chair is loved by many customers who bought it and used it by themselves. It is one of the most top-rated massage chairs available in the market. It is the best value for money. We suggest you to go for this massage chair without hesitation. Thanks for reading till the end of Osaki OS 4000 massage chair review.

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