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  1. Home
  2. Building materials, supplies and fixtures manufacturers
  3. 日本海洋サービス 大阪支店
Building materials, supplies and fixtures manufacturers
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日本海洋サービス 大阪支店

Establishment1972
addressOsaka/Sakai-shi, Sakai-ku/5-189-1 Kaizancho
phone072-229-5232
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last updated:Sep 11, 2025
日本海洋サービスlogo
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  • Company information
  • Products/Services(9)
  • catalog(10)
  • news(2)

日本海洋サービス Company Profile

For construction in underwater environments such as rivers and seas, please leave it to "Japan Marine Services," which has special technologies and methods.

Nihon Kaiyō Service Co., Ltd. has been engaged in underwater work in marine civil engineering since its establishment in 1972. Thanks to our efforts, we have reached our 43rd anniversary, receiving orders from government agencies as well as major general construction companies. Through our business, we strive to contribute to society and fulfill our social responsibilities by continuously working to develop technology and improve construction accuracy. Our company motto, "Do not be bound by the established, enrich your imagination, and always be a person who looks to the future," guides us as we work together as a team to enhance our technical skills and strengthen our corporate structure. We appreciate your continued support for Nihon Kaiyō Service Co., Ltd.

Business Activities

○Marine civil engineering ○River and dam construction

Recommended information

Support for bridge pier reinforcement nationwide: "Temporary Closure LPF Method"

Support for bridge pier reinforcement nationwide: "Temporary Closure LPF Method"

Over 80 construction achievements! We support bridge pier reinforcement nationwide with "shortened construction periods and expanded application scope"!

The "Temporary Closure LPF Method" is a construction method for building temporary closures of underwater structures such as rivers, seas, and dams using liner plates. The Temporary Closure LPF Method contributes to shortening construction periods and ensuring holidays through the following means: - Reducing the production of custom components for each pier - Selecting suitable shapes based on site conditions It can be implemented using manual labor alone and is feasible in environments with a headroom restriction of approximately 1.0 meters or less. *Please refer to the case study collection that includes examples of the construction achievements of the "Temporary Closure LPF Method." 【Features】 ■ Composed of liner plates, H-beams (reinforcement rings), and supports ■ Assembled in a cylindrical shape above water and installed underwater ■ Construction is possible with a headroom restriction of approximately 1.0 meters! *Record: 1.2m ■ Vibration-free construction is possible in narrow spaces! *For method comparison materials and construction case studies, please download the PDF to view.

Products/Services (9)

Support for bridge pier reinforcement nationwide: "Temporary Closure LPF Method" product image
Support for bridge pier reinforcement nationwide: "Temporary Closure LPF Method"
Completely Wet Type Underwater Wire Sawing Method *Construction Book Available product image
Completely Wet Type Underwater Wire Sawing Method *Construction Book Available
Support for seismic reinforcement and pier construction! "Temporary Closure LPF Method" *Case study collection available. product image
Support for seismic reinforcement and pier construction! "Temporary Closure LPF Method" *Case study collection available.
Structure removal complete wet type underwater wire sawing method product image
Structure removal complete wet type underwater wire sawing method

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catalog(10)

Survey responses are required to view e-book details. Click to view the e-book.

Provisional Deadline LPF Method Construction Achievements

Provisional Deadline LPF Method Construction Achievements

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Provisional Deadline LPF Method Construction Catalog

Provisional Deadline LPF Method Construction Catalog

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Structure removal complete wet type underwater wire sawing method

Structure removal complete wet type underwater wire sawing method

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Temporary closure of the liner plate 'Temporary Closure LPF Method'

Temporary closure of the liner plate 'Temporary Closure LPF Method'

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news(2)

[Catalog Renewal] Tentative Deadline LPF Method Construction Achievements / Japan Ocean Services Co., Ltd.

  • CATALOG

The "Temporary Closure LPF Method" is a construction method that builds temporary closures for underwater structures such as rivers, seas, and dams using liner plates. The Temporary Closure LPF Method contributes to shortening construction periods and securing holidays as follows: - Reduces the production of custom components for each pier. - Selects the optimal shape based on site conditions. It can be implemented using manual labor alone and is feasible in environments with a headroom restriction of approximately 1.0 meters or less. *Please refer to the case study collection that includes examples of the construction achievements of the "Temporary Closure LPF Method." 【Features】 ■ Composed of liner plates, H-beams (reinforcement rings), and supports. ■ Assembled in a cylindrical shape above the water surface and installed underwater. ■ Construction is possible with a headroom restriction of approximately 1.0 meters! *Achievement at 1.2 meters. ■ Vibration-free construction is possible in narrow areas!

Oct 14, 2022

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[Catalog Renewal] Tentative Deadline LPF Method Construction Catalog / Japan Ocean Services Co., Ltd.

  • CATALOG

The "Temporary Closure LPF Method" is a construction method for creating temporary closures for underwater structures such as rivers, seas, and dams using liner plates. The Temporary Closure LPF Method contributes to shortening construction periods and securing holidays through the following means: - Reducing the production of custom components for each pier - Selecting the optimal shape based on site conditions It can be implemented using manual labor alone and is feasible in environments with a headroom restriction of approximately 1.0 meters or less. *Please refer to the case studies that showcase the construction achievements of the "Temporary Closure LPF Method." 【Features】 ■ Composed of liner plates, H-beams (reinforcement rings), and supports ■ Assembled in a cylindrical shape above the water surface and installed underwater ■ Construction is possible with a headroom restriction of approximately 1.0 meters! *Achievement at 1.2 meters ■ Vibration-free construction is possible in narrow areas!

Oct 14, 2022

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Detailed information

Company name 日本海洋サービス 大阪支店
Contact addresspostalcode 590-0982 Osaka/ Sakai-shi, Sakai-ku/ 5-189-1 KaizanchoView on map TEL:072-229-5232 FAX:072-229-5479
Business LocationsClick here for the list
Industry Building materials, supplies and fixtures manufacturers
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