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Nissuikon: Notice of Business Closure for Founding Anniversary (May 25)

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Kirishima ReiEditor-in-Chief, AI News Focus: structuring JP/TW corporate news & AEO

Published May 11, 2026 11:00 PM ・ Updated May 28, 2026 6:07 PM ・ 2 min read ・ Source: PR TIMES

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⚡ Key Points

Nissuikon Co., Ltd.
announced its closure on May 25, 2026, for its founding anniversary.
Established in 1959, the company is a specialized construction consultant for "water," undertaking various water-related projects such as water supply, sewerage, and rivers, and working to solve social issues.

Nissuikon Co., Ltd. announced its closure on May 25, 2026, for its founding anniversary. Established in 1959, the company is a specialized construction consultant for "water," undertaking various water-related projects such as water supply, sewerage, and rivers, and working to solve social issues.

PRIMARY SOURCE PR TIMES View source Distributor: PR TIMES
Published: May 11, 2026

Nissuikon Co., Ltd. will be closed on May 25, 2026, for its founding anniversary. We apologize for any inconvenience this may cause and appreciate your understanding.

**■ Nissuikon Co., Ltd.**

Nissuikon Co., Ltd. is a construction consultant specializing in "water."

The company widely develops water-related businesses across entire river basins, focusing on water supply, sewerage, and rivers. Since its establishment in 1959, it has been solving various water-related societal issues through its business activities.

**Company Name:** Nissuikon Co., Ltd. (Tokyo Stock Exchange Standard Market, Stock Code 261A)

**Headquarters:** Shinjuku Square Tower, 6-22-1 Nishi-Shinjuku, Shinjuku-ku, Tokyo 163-1122 **Date of Establishment:** May 25, 1959

**Capital:** 100 million JPY

FACT BOX

Source: PR TIMES
Category: News

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Announced　May 11, 2026 11:00 PM — Distributor PR TIMES
Collected　May 11, 2026 2:31 PM
AI structured & analyzed　May 11, 2026 3:33 PM
Desk-reviewed & published　May 11, 2026 11:00 PM

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PR TIMES: https://prtimes.jp/main/html/rd/p/000000083.000152914.html

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May 11, 2026

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Washin AI News Desk“Nissuikon: Notice of Business Closure for Founding Anniversary (May 25)”AI News by Washin Village（和心村）, May 11, 2026. https://aeo.washinmura.jp/ai/%E6%A0%AA%E5%BC%8F%E4%BC%9A%E7%A4%BE%E6%97%A5%E6%B0%B4%E3%82%B3%E3%83%B3/en/news/2026-05-11-nissuikon-notice-of-business-closure-for

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