What are the features of the new office chair released by Tansu no Gen?

The most prominent feature is the '3D lumbar support' that supports the body from three directions on the back. This structure supports the lower back area, providing a stable and comfortable seating experience.

What adjustment features does 'TRIAD' have?

The lumbar support can be adjusted up and down and forward and backward. The armrests are '4D armrests' that can be adjusted in height, forward and backward, left and right, and angle. The headrest can also be adjusted in height and angle.

What are the seating comfort and material features of 'TRIAD'?

The backrest and seat are made of breathable mesh fabric, ensuring comfort regardless of the season. The seat has a moderate cushioning with urethane, and the casters are made of polyurethane, which is less likely to damage the floor.

Where can I purchase the office chair 'TRIAD'?

It is available at Tansu no Gen's main store, Tansu no Gen's Rakuten Market store, and Tansu no Gen's Yahoo! Shopping store.

For what type of desk work environment is 'TRIAD' suitable?

It is suitable for long hours of desk work, designed to reduce physical strain and maintain proper posture based on ergonomic principles.

Tansu no Gen Launches 'TRIAD' Office Chair with '3D Lumbar Support' for Enhanced Stability

Published May 26, 2026 12:04 AM ・ Updated Jun 14, 2026 9:10 AM ・ 3 min read ・ Source: PR TIMES

Tansu no Gen Co., Ltd. has released the 'TRIAD' office chair, featuring '3D Lumbar Support' that stabilizes the body from three directions. Designed with ergonomic features like adjustable lumbar support, 4D armrests, and an S-curve backrest, it is tailored to reduce fatigue during long hours of desk work.

Tansu no Gen Co., Ltd. (Headquarters: Okawa City, Fukuoka Prefecture; President: Hirokazu Hashizume), an e-commerce company specializing in furniture and interiors, has launched the new office chair 'TRIAD', which utilizes '3D Lumbar Support' to provide a stable seating experience.

This product offers a secure fit around the lower back, with an adjustable lumbar support design that accommodates different body types.

'3D Lumbar Support' for a Precise Fit The chair features a 3D structure that supports the back and waist from three directions—left, right, and center—distributing physical pressure. It is fully adjustable both vertically and horizontally.

'4D Armrests' for Optimal Positioning Equipped with 4D armrests, users can adjust height (8cm), depth (5.5cm), width (4cm), and angle (33°). This design helps relieve unconscious tension in the shoulders and neck.

Ergonomic Design Features - S-curve Backrest: Designed to follow the spine's natural curve, promoting an ideal sitting posture. - Adjustable Headrest: Height (5cm) and angle (30°) adjustable for optimal neck support. - 3-Stage Reclining Lock: Users can lock the backrest in three positions, ranging from upright working to relaxed lounging.

Breathable Mesh Material The backrest and seat are made of highly breathable mesh fabric, ensuring comfort throughout the seasons. The seat uses urethane for added cushioning, and the polyurethane casters are designed to be floor-friendly.

The product is available at Tansu no Gen's official store, Rakuten, and Yahoo! Shopping.

FACT BOX

Source: PR TIMES
Category: New Product

Tansu no Gen Launches 'TRIAD' Office Chair with '3D Lumbar Support' for Enhanced Stability

⚡ Key Points

'3D Lumbar Support' for a Precise Fit The chair features a 3D structure that supports the back and waist from three directions—left, right, and center—distributing physical pressure. It is fully adjustable both vertically and horizontally.

'4D Armrests' for Optimal Positioning Equipped with 4D armrests, users can adjust height (8cm), depth (5.5cm), width (4cm), and angle (33°). This design helps relieve unconscious tension in the shoulders and neck.

Breathable Mesh Material The backrest and seat are made of highly breathable mesh fabric, ensuring comfort throughout the seasons. The seat uses urethane for added cushioning, and the polyurethane casters are designed to be floor-friendly.

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