List of Interior/Interior Doors products
- classification:Interior/Interior Doors
181~225 item / All 427 items
You can install scaffolding on the float! Enjoy the water space freely! Information on floating dock rentals.
- Bridge Materials
Just by "applying" it to metals, glass, concrete, etc., you can achieve high durability waterproofing and repairs! It can be painted over.
- Waterproof tape, adhesive, drain, protective panel
Since it is a built-in sliding door closer, the finish looks neat even after installation! It can be used with sliding doors from sliding door manufacturers and general-purpose hanging hardware to cre...
- Sliding door
- Entrance/Exterior Doors
- Interior/Interior Doors
Introducing a case study of a custom-made project using flooring with the addition of doors!
- Wooden door
- Interior/Interior Doors
The handle is made of matte iron, making it stylish! An example of a door installation.
- Interior/Interior Doors
- Wooden door
The three-dimensional feel of natural wood expresses elegance and sophistication! A realistic gloss-matte veneer that closely resembles the natural feel of real wood.
- Interior/Interior Doors
- Other wall materials
Coordinate the design and color to match the style of the building! Introducing various door knob products.
- Folding doors/accordion doors
- Hardware Doors, Handles and Locks
- Interior/Interior Doors
It is a Kanamono unit that makes folding doors and sliding doors more comfortable and functional without compromising their design.
- Interior/Interior Doors
- Flexible lattice door (folding gate)
- Sliding door
Solve your replacement worries! Convenient features of Torikaereba ♪ Can be replaced with products from other companies.
- Hardware Doors, Handles and Locks
- Interior/Interior Doors
- Grip ball/lever handle

With Torikaereba, solve your renovation worries♪
Isn't there an image like this for the replacement lever? - There are no benefits to replacing it with another company's product... - Only Nagasawa products can be replaced... - I don't know if the product I have can be replaced... In fact, all of these can be solved with the replacement lever! The replacement lever has four features: 1. Lock-in prevention function 2. Size-free seat shape 3. Reconfigurable parts 4. Publication of replacement processing diagrams You can check the processing diagrams for other companies' products on the replacement lever product page!
Achieving high strength that withstands various situations with a steel frame and wooden doors, without floor guide rails!
- Interior/Interior Doors
- Sliding door
For large equipment entrances in music rooms and halls! We can manufacture any size, from small to large.
- Interior/Interior Doors
- Soundproofing/Shielding Unit
Customizable to your needs, such as windows, locks, handles, and barrier-free options for karaoke stores, conference rooms, and more!
- Interior/Interior Doors
- Soundproofing/Shielding Unit
We offer three designs to choose from based on the purpose of the room! Original solid wood interior doors that achieve low cost.
- Interior/Interior Doors
- Wooden door
- Other fittings
Advanced IoT Door Device "Cyber Door" & New Business Opportunities Associated with It [Looking for Partner Companies] "A Cyber Door that Gently Stays Close and Watches Over You"
- Sliding door
- Interior/Interior Doors
- RPA

Posted product and catalog information on the platform 'Cyber Jizo' for 'DIY IT' & 'DIC IT'.
In various business scenes, anyone can easily utilize programming. ◆ Equipped with a unique "neural network algorithm" (patent 6490780), it enables infinite actions. Information components can freely communicate through a network of 10,000 neural connections. ◆ By modularizing software, programming, which is often perceived as difficult, can be easily done by anyone, even without expertise. The functions of the software at the center of the "IW-Station" platform, the cyber Jizo: ■ Information presentation capabilities for conveying information, voice output capabilities, internet communication capabilities ■ Camera monitoring capabilities and sensor detection capabilities for collecting information ■ Data management capabilities and date management capabilities for storing and managing information ■ Relay switching capabilities for operating external devices These functions synchronize through communication with the "IW-Station," operating not only during execution but also during editing as a cyber Jizo. These capabilities can be freely combined, and by adding new interface applications, new functions can be introduced.
This is a solid wood interior door that you can choose from a lineup of 30 designs.
- Interior/Interior Doors
- Wooden door
- Japanese-style wooden fittings
Peelable and separable, recycled again, Green Metal, product certified with Eco Mark by the Japan Environment Association (No. 22118007).
- Interior wall decoration
- Synthetic Resin Plywood
- Interior/Interior Doors
Consider privacy even in otolaryngology! Tips for being chosen by users are introduced in the column.
- Interior/Interior Doors
Doors are prone to sound leakage! This explains how to take specific measures to address it.
- Soundproofing/Shielding Unit
- Unit and other construction
- Interior/Interior Doors
It is suitable for partitioning between a Japanese-style room and a Western-style room.
- Interior/Interior Doors
- Interior construction
"Softly close and gently watch over the cyber door" - For nursing homes and care medical facilities.
- Interior/Interior Doors

IW bug countermeasure tutorial video has been uploaded [Currently recruiting monitors]
Video tutorial to eliminate bugs that come with programming Currently recruiting monitors. Up to three accounts can be used. Please feel free to use it as instructions are available on the website. There are three videos: 1. Let's add SEED 2. Let's try programming 3. Programming for scripts with more than three lines or with line spacing The "Platform Cyber Jizo" is an IT platform equipped with a unique "Nervous System Algorithm" (patented), which allows anyone, not just experts, to easily engage in programming by modularizing software, which is often perceived as difficult. You can program simply by selecting Japanese order specifiers and entering values. - It only takes three lines - Order content is selected from Japanese order specifiers - The cause of most bugs and issues is usually a bug [typing error, misunderstanding]. [Features of Information Component SEED] 1. Reusable 2. Scripts that are prone to mistakes can be shared among everyone 3. You don't have to spend unnecessary effort or time typing out standard programming or text each time, or searching for mistakes later.
Newly released doors equipped with features that ensure safety and security, including non-rail specifications with shock resistance and anti-bounce functions.
- Interior/Interior Doors
Introducing a self-closing top-hung sliding door with high strength that can withstand various situations, including collisions and impacts, both when fully closed and partially open!
- Interior/Interior Doors
Standard equipped with rebound prevention function on universal design flat rail hanging sliding doors!
- Interior/Interior Doors
A handle that is perfect for you.
- Interior/Interior Doors
- Hardware Doors, Handles and Locks
- Grip ball/lever handle

The perfect handle is found right away! Replacement lever handle "Torikaere Leva" now available for sale [Online store exclusive].
We have launched "Torikaereba," a lever handle perfect for replacement from simulation, on Nagasawa Manufacturing's EC site, [NAGASAWA-ONLINE-STORE]! If your lever handle or doorknob has broken after years of use, or if you are considering a renovation, you can easily find the optimal handle by simply answering a few questions. You can also replace handles from OEM (other brand products) in addition to our own products. We also offer finishes with antiviral and antibacterial specifications. If you are having trouble with replacements, please give it a try. You can purchase it here! https://nagasawa-mfg.co.jp/store/contents/torikaereba
Ah! But it's okay! With a hole, children will inevitably want to stick their fingers in! The specially designed hinge, which is registered for design protection, prevents injuries.
- Interior/Interior Doors
- Wooden door
- Hardware Doors, Handles and Locks
Impact resistance grade 35 or higher! It opens and closes smoothly without any wobbling!
- Interior/Interior Doors
Do you have concerns about wanting to make living spaces a little larger in hospitals or welfare facilities? Shuttle doors can solve this. *Comprehensive catalog available now.
- Interior/Interior Doors
We provide antiviral and antibacterial doors and door components using special stainless steel!
- Entrance/Exterior Doors
- Interior/Interior Doors
- Stainless steel copper door
"Large swing doors" and "counter doors (mini swing doors)" are now available in the lineup!
- Entrance/Exterior Doors
- Interior/Interior Doors
- Stainless steel copper door
All swing doors are produced in-house! We can offer proposals that benefit our customers!
- Entrance/Exterior Doors
- Interior/Interior Doors
- Stainless steel copper door
We have examples such as the "kitchen swing door" introduced in cloud kitchens!
- Entrance/Exterior Doors
- Interior/Interior Doors
- Stainless steel copper door
Experience the gentleness of wood with every touch. We manufacture a wide variety of wood species and designs for fixtures and interior materials that enhance your space!
- wood
- Solid wood flooring/indoor and outdoor
- Interior/Interior Doors
We are introducing various building materials that we handle!
- Interior/Interior Doors
- Entrance/Exterior Doors
- Hardware Doors, Handles and Locks
Performance meets grade 30! Bi-fold built-in soundproof door for piano rooms.
- Interior/Interior Doors
No need for a roller latch handle! A karaoke room door that demonstrates excellent soundproofing.
- Interior/Interior Doors
Semi-custom doors with a rich variety! X-ray protective doors that can accommodate both new installations and renovations.
- Interior/Interior Doors
A revolving automatic door with a small airlock space that can also reduce air conditioning costs!
- Entrance/Exterior Doors
- Interior/Interior Doors
- Automatic door opening and closing devices for entrances and exits (auto doors)
Installation is possible in various scenes! A self-opening and closing sliding door that considers both people and the environment using natural forces.
- Automatic door opening and closing devices for entrances and exits (auto doors)
- Entrance/Exterior Doors
- Interior/Interior Doors
Pursuing a smooth usability that supports a comfortable living rhythm! Nakao's "Moving Manufacturing" *The downloadable version is a digest edition.
- Door Accessories
- Folding doors/accordion doors
- Interior/Interior Doors

[Announcement of New Catalog] Nakao Manufacturing Co., Ltd. Product Catalog *Digest Version
We have published a product catalog featuring our "Sliding Door Series," as well as the "Swing Door Series," "Folding Door Series," and various hardware items. Since our founding nearly 100 years ago, we have refined our technical and development capabilities through various experiences and customer requests. We will continue to take on challenges and strive to contribute to the social lives of many people by developing and manufacturing a wide range of products that meet the needs of the times, from hinges to caregiving-related equipment. *The downloadable PDF document is a digest version. If you would like the complete version, please contact us and indicate your request for it to be mailed to you.
Original flush door that is loved for its three-point unit and other features.
- Interior/Interior Doors
Standard model single-leaf door with a 60mm frame and 3.5mm styrene resin board specification!
- Interior/Interior Doors
4mm reinforced glass hinged single-opening frame door designed with a focus on stability and featuring a wide frame.
- Interior/Interior Doors
Stylish design 4mm reinforced glass hinge-type standard single-opening frame door.
- Interior/Interior Doors
4mm reinforced glass pivot hinge slim single-opening frame door that balances design and price.
- Interior/Interior Doors
All models are compatible with both left and right installations! A door closer with a design that fuses straight lines and curves.
- Entrance/Exterior Doors
- Interior/Interior Doors