Oriental Shiraishi Corporation Logo

Oriental Shiraishi Corporation

Engineering firm specializing in prestressed concrete for infrastructure, repair, and bridge building.

1786 | T

Overview

Corporate Details

ISIN(s):
N/A
LEI:
Country:
Japan
Address:
江東区豊洲五丁目6番52号 NBF豊洲キャナルフロント 5F
Sector:
Construction
Industry:
Construction of roads and railways

Description

Oriental Shiraishi Corporation is an engineering and construction company focused on the development and maintenance of social infrastructure. A pioneer in prestressed concrete (PC) technology and pneumatic caissons, the firm specializes in the production, sale, and construction of PC products and structures. Its core activities also include the repair, retrofitting, and reinforcement of existing structures, with a particular strength in bridge construction. The company has expanded its technological capabilities through the acquisition of specialist firms, including Japan Bridge Corporation, Taikoh Giken Corporation, and Yamaki Industry Corporation, positioning itself as a professional group with a diverse range of technologies.

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Date Filing Language Size Actions
2025-08-08 02:05
Transaction in Own Shares
自己株券買付状況報告書(法24条の6第1項に基づくもの)
Japanese 27.3 KB
2025-07-10 03:32
Transaction in Own Shares
自己株券買付状況報告書(法24条の6第1項に基づくもの)
Japanese 27.0 KB
2025-06-30 04:39
Post-Annual General Meeting Information
臨時報告書
Japanese 27.6 KB
2025-06-23 08:00
Governance Information
内部統制報告書-第74期(2024/04/01-2025/03/31)
Japanese 25.2 KB
2025-06-23 07:56
Registration Form
確認書
Japanese 8.8 KB
2025-06-23 07:52
Registration Form
有価証券報告書-第74期(2024/04/01-2025/03/31)
Japanese 1.4 MB
2025-06-10 02:10
Transaction in Own Shares
自己株券買付状況報告書(法24条の6第1項に基づくもの)
Japanese 25.6 KB
2025-04-10 02:43
Transaction in Own Shares
自己株券買付状況報告書(法24条の6第1項に基づくもの)
Japanese 22.8 KB
2025-03-10 05:34
Transaction in Own Shares
自己株券買付状況報告書(法24条の6第1項に基づくもの)
Japanese 25.3 KB
2024-11-12 08:06
Report Publication Announcement
確認書
Japanese 8.8 KB
2024-11-12 08:03
Interim Report
半期報告書-第74期(2024/04/01-2025/03/31)
Japanese 313.7 KB
2024-06-28 06:04
Post-Annual General Meeting Information
臨時報告書
Japanese 25.2 KB
2024-06-26 07:46
Governance Information
内部統制報告書-第73期(2023/04/01-2024/03/31)
Japanese 24.0 KB
2024-06-26 07:37
Registration Form
確認書
Japanese 8.8 KB
2024-06-26 07:27
Annual Report
有価証券報告書-第73期(2023/04/01-2024/03/31)
Japanese 1.3 MB

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Insider Transactions

Date Insider Name Position Type Shares Value
No insider transactions recorded for this company.

Peer Companies

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A global operator of sustainable infrastructure, managing toll roads, airports, and construction.
Netherlands FER
FUJI P.S CORPORATION Logo
Specializes in prestressed concrete engineering, construction, repairs, and products for infrastructure.
Japan 1848
A civil engineering firm specializing in fast, accurate bridge design and construction.
South Korea 456700

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