New product of sealing unit that facilitates electrical work for building renovations and extensions.

Round inspection opening/sealing hole that can be easily installed on the ceiling.

■Features of Ceiling Holes (Construction) 1. Wiring and cabling in the ceiling space can be done from indoors after the ceiling work is completed. 2. Wiring for information and communication systems (IT) and various electrical works can be easily done from indoors in the ceiling space. 3. Not only electrical wires, but also piping for air conditioning refrigerants and air can be installed from indoors to the ceiling space. 4. Wiring can be easily done from indoors to the ceiling space without being exposed, preserving the interior design of the building, and achieving a good finish and appearance. 5. Construction time can be reduced (by half) and costs can be lowered (by a third), allowing for safe work and easier electrical construction. ■Features of Ceiling Holes (Product) 1. It is a round inspection opening (entry point) that can be installed in ceiling finishing materials. 2. It has a good appearance and can be easily installed with a one-touch mechanism. 3. There is no need for repair work on ceiling finishing materials or ceiling framing materials, and no specialized contractors are required. 4. It can be installed even in ceilings without framing materials (such as traditional Japanese room ceilings).

• PBX/IP phone
• LAN construction and wiring work
• Other network tools

Electrical work for new construction and renovations can be done easily / Ceiling hole construction technology.

■Features of Ceiling Hole Construction Technology 1. Electrical work (wiring in the ceiling space) can be done from inside after the ceiling construction is completed. 2. Wiring in the ceiling space and installation of wiring devices and various sensors for new construction, renovations, and extensions can be easily done from inside. 3. Wiring in the ceiling space and installation of wiring devices and various sensors can be easily done from inside without exposed wiring, preserving the interior design of the building, and achieving a good finish and appearance. 4. Construction time can be reduced (by half) and construction costs can be lowered (by one-third), allowing for safe work and easy electrical construction. 5. Connection verification and inspection can be easily done from inside, making maintenance tasks easier.

• PBX/IP phone
• LAN construction and wiring work
• Other network tools

Installation and inspection of ceiling-mounted fire detectors can be easily done from indoors / New product for ceiling stands.

■Features of the Ceiling Stand 1. The installation of ceiling-mounted detectors, wiring, and fixture mounting can be done collectively after the ceiling work is completed. 2. Fire testing, operation confirmation, and installation position verification of ceiling-mounted detectors can be performed from indoors. 3. Wiring to the ceiling space can be done from indoors without exposed wiring, maintaining the building's aesthetic and providing a good finish. 4. Construction time is reduced (by half), costs are lowered (by one-third), work can be done safely, and fire prevention equipment installation becomes easier. 5. Maintenance tasks and fire prevention management become safer and easier.

• PBX/IP phone
• LAN construction and wiring work
• Other network tools

Fire safety equipment installation for new construction and renovations can be done easily / Sealing stand construction technology

■Features of the Sealing Stand 1. Installation of fire protection equipment, wiring, and mounting of fire detectors can be done collectively after the ceiling work is completed. 2. Wiring in the ceiling space and installation of fire detectors for new construction, renovations, and extensions can be easily done from indoors. 3. Fire tests, confirmation of operation, and verification of installation positions for ceiling space detectors can be conducted from indoors. 4. Wiring in the ceiling space and installation of fire detectors can be easily done from indoors without exposed wiring, preserving the interior design of the building, and achieving a neat and aesthetically pleasing finish. 5. Reduction of construction time (by half), decrease in costs (by one-third), safe working conditions, and ease of fire protection equipment installation. 6. Fire tests, confirmation of operation, and verification of installation positions can be conducted from indoors, making maintenance work safe and easy.

• PBX/IP phone
• LAN construction and wiring work
• Other network tools

New product of sealing unit that facilitates electrical work for building renovations and extensions.

■Features of the Sealing Unit (Installation) 1. Wiring in the ceiling and installation of wiring devices can be done from indoors after the ceiling work is completed. 2. Wiring in the ceiling and installation of wiring devices for various electrical works during building renovations and extensions can be easily done from indoors. 3. Wiring in the ceiling and installation of wiring devices can be easily done from indoors without exposed wiring, preserving the interior design of the building, and achieving a good finish and appearance. Additionally, maintenance work becomes easier. 4. Construction time can be reduced (by half) and construction costs can be lowered (by one-third), allowing for safe work and easier electrical construction. ■Features of the Sealing Unit (Product) 1. It is a round inspection opening (entry point) with wiring devices that can be installed on ceiling finishing materials. 2. It has a good appearance and can be easily installed with a one-touch mechanism. 3. There is no need for repair work on ceiling finishing materials or ceiling base materials, and no specialized contractors are required. 4. It can be installed on ceilings without base materials (such as traditional Japanese room ceilings). 5. Installation or replacement of wiring devices can be easily done on the floor surface instead of the ceiling surface (by removing the cover). 6. Connection verification and inspection can be performed without removing wiring devices, and the direction and arrangement can be freely changed (by removing the cover) (changing the direction of the cover).

• PBX/IP phone
• LAN construction and wiring work
• Other network tools

New product for easily inspecting and connecting junctions of ceiling wires from indoors / Junction inspection opening.

■Features of the Joint Inspection Opening (Construction) 1. It can be easily installed from indoors onto the ceiling without any discomfort and with a good appearance. 2. It can be installed on the ceiling surface at the connection (joint) point of the wiring in the ceiling space from indoors. 3. The cover can be opened from indoors, allowing for easy inspection and connection work at the joint of the wiring in the ceiling space. 4. By periodically inspecting the connections of the ceiling wiring, which can be a cause of fire, by opening the cover from indoors, it is possible to prevent equipment damage and fires caused by abnormal heat due to overload or poor connections. 5. The cover can be opened from indoors to perform connection replacement work for miswiring or poor connections of the ceiling wiring, eliminating the need to damage the ceiling finishing materials. 6. It can be used not only for connecting general electrical wiring but also for connecting communication lines in low-voltage work. ■Features of the Joint Inspection Opening (Product) 1. It is a joint inspection opening that can be installed on ceiling finishing materials. 2. It has a good appearance and can be easily installed with a one-touch mechanism. 3. There is no need for repair work on ceiling finishing materials or ceiling substrate materials, and no specialized contractors are required. 4. It can be installed on ceilings without substrate materials (such as traditional Japanese room ceilings).

• PBX/IP phone
• LAN construction and wiring work
• Other network tools

The installation of the ceiling-mounted fire alarm can be easily done from indoors. / New product for ceiling-mounted fire alarm brackets.

■Features of the attic fire alarm bracket (Installation) 1. The installation of the attic fire alarm can be easily done from indoors, allowing for early detection of attic fires. 2. The cover can be opened from indoors, making it easy to test and inspect the attic fire alarm. 3. A fire alarm can also be installed on the cover, allowing for coordination between indoor and attic fire alarms. 4. The installation of the attic fire alarm bracket on the ceiling surface can be done easily. 5. It can be installed neatly and unobtrusively without compromising the building's appearance. 6. Work such as installation of equipment, fire testing, and inspections can be safely performed from indoors without entering the attic. ■Features of the attic fire alarm bracket (Product) 1. This is an attic fire alarm bracket that can be installed on ceiling finishing materials. 2. It has a good appearance and can be easily installed with a one-touch mechanism. 3. There is no need for repair work on ceiling finishing materials or ceiling framing materials, and no specialized contractors are required. 4. It can be installed even on ceilings without framing materials (such as traditional Japanese room ceilings).

• Other safety equipment
• PBX/IP phone
• LAN construction and wiring work

Happy New Year. Thank you very much for your exceptional support over the past year. This year, we will continue to strive to provide prompt and high-quality services, and all of our employees will work hard towards this goal. We kindly ask for your continued support and patronage. We look forward to your continued cooperation this year as well.

We would like to inform you that the company name has been changed as of January 1, 2026. New company name: KELLER Pressure Co., Ltd. (Former company name: KELLER Pressure Japan Co., Ltd.) There are no changes to the phone numbers or inquiry email. Phone numbers: 03-5944-9199, 03-5944-9198 Inquiry email: sales.jp@keller-pressure.com We appreciate your continued support.

Happy New Year! Thank you very much for your exceptional support over the past year. Yoshikawa Co., Ltd.'s Realization Division will continue to contribute to solving your challenges this year as a "Realization House" that transforms your thoughts of "I want to do this" and "Is it possible to do something like this?" into reality, utilizing our skilled stainless steel processing technology. We are pleased to announce that we will be exhibiting for the first time at "The 40th NEPCON Japan," which will be held at Tokyo Big Sight from **January 21 (Wednesday) to 23 (Friday), 2026**, to introduce our technologies and products in greater depth. At our booth, we will showcase a variety of slide-type metal mask dedicated shelves that contribute to improving productivity in the electronics field. These not only lead to efficient management and improved workability in limited spaces but can also be customized according to your needs. We invite you to visit our booth at Tokyo Big Sight during this opportunity. We welcome inquiries such as "Can this processing be done?" and look forward to seeing you there.

Happy New Year. We look forward to your continued support this year as well. Last year, there were notable winter natural disasters such as earthquakes in Hokkaido, Tohoku, and the northern Kanto region. We sincerely express our condolences to those affected and pray for the safety of those working on recovery efforts, as well as for the new year to be bright and peaceful. In 2026, we will work together as a company to create a "more user-friendly website that can be viewed every day," and we will strive for challenges and improvements in "energy-saving and environmentally friendly equipment and maintenance." We appreciate your continued support this year as well. Toyota Kikan Co., Ltd.

Insulating oil from old electrical equipment that has been in use for over 30 years may be contaminated with PCBs. Proper disposal is required by the disposal deadline. If you are using a vacuum tube oscillator, please check! - Transformers - Capacitors - Rectifiers, etc. If you have oscillators or hardening equipment, please consider updating them as soon as possible. *For more details, please refer to the PDF document or feel free to contact us. ★ For inquiries by phone, please call: Osaka Headquarters → TEL: 072-991-1361 Nagoya → TEL: 052-322-1361 Tokyo → TEL: 03-5472-1361 ★ For inquiries by email, please contact: info@fujidenshi.co.jp *When calling or emailing, please mention "Ipros" as your reference. Business hours: Monday to Friday, 9 AM to 5 PM.