List of Opening material products

100% recycled gypsum derived from waste gypsum boards is reused as raw material, achieving effective carbon neutrality during manufacturing!

• Gypsum board and moldings

Developing equipment and technology for air conditioning, water supply and drainage, and kitchen drainage!

• Air conditioning equipment
• Water Treatment Plant
• Water supply facilities

Wheelchair accessible and barrier-free! Effectively utilize spaces with limited opening areas.

• Interior/Interior Doors

High thermal insulation performance equivalent to double doors with a single door! Suitable for doors in attics and similar spaces.

• Interior/Interior Doors

We deliver natural light and fresh air to homes across Japan!

• Window and shutter openings

The grip is easy to hold without slipping! The popular stainless steel handle has been upgraded!

• Hardware Doors, Handles and Locks

Stainless steel "doormat" grating for use as a "doormat," in front of entrances, in front of elevators, etc.! Also suitable for "foot washing areas"!

• Entrance/Exterior Doors

Solve the issues of cost, construction period, and location that become bottlenecks when building a new warehouse! There are no problems with seismic resistance or safety.

• Large tents and tent warehouses

Product operation confirmation is possible! Our representative will provide you with a detailed explanation!

• Hardware Doors, Handles and Locks

Open and hold a normally closed door with the power of a magnet! It is linked to a smoke detector and will close instantly in case of fire or emergency. [Magnet Door Holder GD850F]

• Entrance/Exterior Doors

7 types of lineup! Reversible magnet that can be used on either door, left or right.

• Interior/Interior Doors

We handle a wide range of products, from roofs, stairs, handrails, and interior and exterior panels to exteriors and small hooks!

• Hardware Doors, Handles and Locks

We have many requests from corporate clients! Please leave key opening and key replacement to us.

• Security locks (windows, front doors, etc.)
• Hardware Doors, Handles and Locks

Two types of soundproof doors that comfortably control the acoustic environment.

• Interior/Interior Doors

Outdoor use OK! Electromagnetic wave shielding membrane material, fireproof, tent shielding membrane, tent shielding sheet.

• Large tents and tent warehouses

Are you giving up on building a warehouse because construction costs are too high? The solution to that problem is "tent warehouses"!

• Large tents and tent warehouses

By combining it with facial recognition systems and non-contact sensors, transform existing doors into automatic doors! It's also recommended for infection control measures!

• Interior/Interior Doors

Installed together with automatic doors and electric locks. By using an automatic opening and closing device, it is also possible to automate regular swinging doors and sliding doors!

• Interior/Interior Doors
• Other security systems
• Barrier-free facilities

By combining it with sensors and other devices, it can be converted into an automatic door. Since it can be installed as an add-on to existing doors, it is possible to implement it at a lower cost!!

• Automatic door opening and closing devices for entrances and exits (auto doors)
• Entrance/Exterior Doors
• Other security systems

This is the latest model of a retrofit smart lock manufactured by the lock maker "Miwa Lock"!

• Security locks (windows, front doors, etc.)

Can be installed on existing doors. By combining it with sensors, it can open and close like an automatic door. It can also be used for home renovations!!

• Special function opening

Solve the issues of cost, construction period, and location that become bottlenecks when building a new warehouse!

• Large tents and tent warehouses

Solve the issues of cost, construction period, and location that become bottlenecks when building a new warehouse! There are no problems with seismic resistance or safety.

• Large tents and tent warehouses

Compatible with electric locks and deadbolts! Automatic closing with a door closer and door bottom linkage is possible.

• Soundproofing/Shielding Unit
• Interior/Interior Doors

Crime prevention measures and safety measures are perfect! Crescent lock with a key.

• Window and shutter openings

A highly functional crescent lock that prevents impact during opening and closing and protects the window frame from scratches.

• Window and shutter openings

The review of the bearing rollers and rails has achieved a quieter operation! Nakao's closer has evolved!

• Special function opening

The review of the bearing rollers and rails has achieved a quieter operation! Nakao's closer has evolved!

• Special function opening

Please use it together with the YD lock. We would like to introduce the [flat washer for cam nut loosening prevention].

• Hardware Doors, Handles and Locks

Solving the issues of warehouse construction costs, construction period, and location! Safe with earthquake resistance and safety compliant with building codes.

• Large tents and tent warehouses

We offer a variety of architectural hardware to enhance hotel spaces.

• Hardware Doors, Handles and Locks

Compatible with all types of doors. We offer safety switches according to the security level.

• Hardware Doors, Handles and Locks
• Safety and consumables

A sturdy plastic handle to be mounted on the door panel.

• Hardware Doors, Handles and Locks
• Safety and consumables

Option to install a cylinder lock. Sturdy metal locking tube.

• Hardware Doors, Handles and Locks
• Safety and consumables

Installation of non-contact safety switches is possible.

• Hardware Doors, Handles and Locks
• Safety and consumables

Brackets for installing various EUCHNER MGBs on all types of doors.

• Hardware Doors, Handles and Locks
• Safety and consumables

Brackets for installing various AZMs on different types of doors.

• Hardware Doors, Handles and Locks
• Safety and consumables

<Operating in the Kansai area> Are you prepared for fire prevention? Over 50,000 installations of smoke exhaust windows in Kansai that save lives from smoke! A video aired on TV is now available.

• Window and shutter openings

We create original furniture and doors tailored to our customers' wishes, handcrafted one by one!

• Entrance/Exterior Doors

We create original furniture and doors tailored to our customers' wishes, handcrafted one by one!

• Entrance/Exterior Doors

Our company manufactures a variety of products, including furniture and doors.

• Entrance/Exterior Doors

Honing skills every day and challenging new things! A case made from tambo wood.

• Entrance/Exterior Doors

Can be used for sliding doors, sliding doors (pull doors), sliding doors, windows, etc.!

• Hardware Doors, Handles and Locks

Ventilation performance 1.5 to 2 times that of conventional methods, efficiently expelling moisture from under the floor!

• Ventilation openings