As an Amazon Associate I earn from qualifying purchases.

Brand guide · Osaki

Osaki massage chairs

We track four Osaki chairs on Amazon US, from a 3D chair in the $1,000–$2,000 band to two 4D chairs over $3,000. Here's which one fits which buyer, and what Osaki does and doesn't publish.

4 chairs3 with 4D rollersChecked Oct 2026
Which Osaki?
You want the lowest Osaki priceOS-3D Champ IIYour tallest user is over 6'0"Vibe 4DSomeone at home is over 300 lbTitan Ion 4DYou want the newest AI featuresAI Solo Flex 4D

Every Osaki chair we track

Lowest price
Osaki OS-3D Champ II
Osaki

Osaki OS-3D Champ II

Up to 264 lb3D rollersSL-track
  • You want the lowest Osaki price
  • Lowest Osaki price band we track. Box and door size both published.
  • No height range published. Check the recent user feedback on Amazon before you buy.
Price band $1,000–$2,000
Check price on AmazonSee full specs
For tall users
Osaki Vibe 4D
Osaki

Osaki Vibe 4D

5'0"–6'5"Up to 300 lb4D rollers
  • You want the only Osaki here with a published height range
  • A 30-day refund or replacement window.
  • Door width isn't published.
Price band $2,000–$3,000
Check price on AmazonSee full specs

What Osaki publishes

The warranty is Osaki's manufacturer term and covers authorized-dealer purchases. The return and delivery lines are the osakiusa.com store policy, not automatically an Amazon seller's. Ask for the written terms on the chair you buy.

Chairs we track4 total
Price bands$1,000–$2,000 to $3,000+
Roller types3D and 4D
Warranty3-year standard manufacturer's parts & labor warranty provided by Titan Chair LLC: 1 year parts and labor, parts-only years 2-3, 3-year structural framework on selected products; non-transferable; valid in the 48 contiguous US and Canada; products bought from unauthorized dealers are excluded.

Applies to Authorized-dealer purchases. Manufacturer warranty for Osaki, Titan, Apex, Galaxy and Otamic massage chairs. It does not automatically cover a chair bought from an Amazon third-party seller.

Returns30-day return from delivery; original packaging required; the customer pays the original and return shipping; a 20% restocking fee applies to items not under the Titan Brand; the white-glove fee is not refundable; an RMA is required.

Applies to purchases from the official store (osakiusa.com, checked 2026-10-09). This is the osakiusa.com store policy. It is not automatically the return policy of an Amazon third-party seller.

DeliveryStandard curbside delivery; optional White Glove delivery and installation for an additional charge.

Applies to purchases from the official store (osakiusa.com, checked 2026-10-09).

Based inUnited States
Made inNot confirmed yet
US phone support1-888-501-5988 (Osaki USA); 1-888-848-2630 ext. 3 (Titan Chair LLC warranty service)

Warranty line also published on osakiusa.com

The four Osaki chairs, by the numbers

ChairRollersTrackHeight rangeWeight limitBox size (in)Price band
Osaki OS-3D Champ II3DSL-trackNot published264 lb51.2 × 30.3 × 48.4 in$1,000–$2,000
Osaki Vibe 4D4DSL-track5'0"–6'5"300 lbNot published$2,000–$3,000
Osaki AI Solo Flex 4D4DSL-trackNot published280 lbNot published$3,000+
Osaki Titan Ion 4D4DSL-trackNot published350 lbNot published$3,000+

Where a value is missing, the cell says so instead of a guess. Check the recent user feedback on Amazon before you buy. Last checked Oct 8, 2026.

Three things to know about Osaki

!
Height range is rare

Only the Vibe 4D publishes one. For the others, ask Osaki before you order if anyone is over 6'0".

!
Terms differ by model

The warranty is Osaki's manufacturer term for authorized-dealer purchases. The return and delivery lines are the osakiusa.com store policy. Confirm the written terms for your chair.

!
New models, check the feedback

Check the recent user feedback on Amazon before you buy.

Where this comes from

Read our full method
Which chairs are included
  • Every Osaki chair we found in stock on Amazon US when we last checked.
  • We don't list chairs we couldn't buy on Amazon US.
Where the facts come from
  • Model specs come from each Amazon listing and Osaki's product pages. Last checked Oct 8, 2026.
  • Facts marked “Not confirmed yet” are not settled by Osaki's own pages; ask the seller for the written terms.
The pages behind the table
  • Osaki OS-3D Champ II
    • osakiusa.com — backs Roller mechanism, Track type, Maximum user weight, Warranty, checked 2026-10-08.
  • Osaki Vibe 4D
    • Amazon listing — backs Roller mechanism, Track type, Maximum user weight, Warranty, checked 2026-10-08.
  • Osaki AI Solo Flex 4D
    • Amazon listing — backs Roller mechanism, Track type, Maximum user weight, Warranty, checked 2026-10-08.
  • Osaki Titan Ion 4D
    • Amazon listing — backs Roller mechanism, Track type, Maximum user weight, Warranty, checked 2026-10-08.
Brand profile sources
  • osakiusa.com — Osaki's US store is Osaki USA; the page gives the corporate address 1001 W Crosby Rd., Carrollton, TX 75006. The 3-year warranty is provided by Titan Chair LLC. Checked 2026-10-09.
  • osakiusa.com — 3-year standard warranty, Titan Chair LLC provider, warranty service phone Checked 2026-10-09.
  • osakiusa.com — US corporate address, support phone, delivery options, return summary Checked 2026-10-09.
  • osakiusa.com — 30-day return policy, restocking fee, white-glove fee Checked 2026-10-09.

Other brands and comparisons

Osaki vs TitanHow the two brands compare
3D vs 4DOsaki Champ II vs Titan Rejuv 4D
Titan2 chairs we track
Kyota2 chairs we track
Real Relax4 chairs we track
Best picks8 picks for different buyers