Nikken Engineering Co., Ltd.

§01

Basic information

BASIC

Head office: 17F, Nittoshi Nishishinjuku Building, 6-10-1 Nishishinjuku, Shinjuku-ku, Tokyo
Chief executive: Yoji Minagawa
Capital: 1,004,420,000 　(10 100 million)
Employees (non-consolidated): 89 people
Employees (consolidated): 136 people
Start date: 1964-03-25
End date

§02

Websites

1 DOMAINS

https://nikken-kogaku.co.jp/

§03

Business

4

Lease of steel formwork for manufacturing breakwater base blocks and product salesLease of steel formwork for manufacturing riverbank retaining wall blocks and product salesSale of civil engineering sheet materialsSale of natural stone products

§04

Related companies

3 COMPANIES

Company name	Group	Parent	Subsidiary	Customer	Supplier	Alliance	Bank	Shareholder
NK Kansai Koken Co., Ltd. Group
Sansei Waterworks Co., Ltd. Group
Toyo Suiken Co., Ltd. Group

Names without a link are companies not yet registered in OpenBizGraph

§05

Network

NETWORK

§06

History

37 EVENTS

1964

1964-03-25

Established Nikken Engineering Co., Ltd. at 4-4 Yotsuya, Shinjuku-ku, Tokyo

1979

Listed shares on the Tokyo Over-the-Counter market

1984

Listed shares on the Tokyo Stock Exchange Second Section

1984-12-25

1995

Moved headquarters to 6-6 Nishishinjuku, Shinjuku-ku, Tokyo

2003

Moved headquarters to current location

2004

Acquired shares of Toyo Suiken Co., Ltd. (made subsidiary)

2012

Opened Vietnam Hanoi office

2013

Paper on sub-preo frame "Seawall reinforcement method for massive tsunami" received PIANC Young Researcher Award

2014

50th anniversary

2014

Paper on environmentally activated concrete received YP Award 2nd place at PIANC World Congress in San Francisco

2017

Acquired shares of Sansho Water Works Co., Ltd. (made subsidiary)

2017

Established NK Kansai Koken Co., Ltd. with 100% investment (made subsidiary)

2018

Environmentally activated concrete initiative received the 2017 Japanese Society of Civil Engineers Environmental Award

2019

Received 2nd JAPAN Construction International Award

2022

Paper on environmentally activated concrete received YP Award 2nd place at PIANC Smart Rivers 2022 in Nanjing

2022

Started NEDO Green Innovation Fund project "Blue Carbon Ecosystem Expansion Project using Fish Port and Seaweed Bank"

2024

60th Anniversary of Founding

2027-03

Recruiting graduates and alumni of universities and graduate schools for technical general positions (full-time employees) (technical research, product development, technical sales, design work). Job description: research and development of new products and construction methods in civil engineering and construction fields. Proposal sales to the Ministry of Land, Infrastructure, Transport and Tourism, Ministry of Agriculture, Forestry and Fisheries, and local governments. Proposal sales and technical sales to nationwide construction consultants. Technical guidance and cooperation for nationwide general contractors. Recruitment from departments of civil engineering, architecture, agricultural civil engineering, marine civil engineering, and fisheries civil engineering. Bonuses twice a year (July, December). Various allowances: commuting expenses, position allowance, performance allowance, qualification allowance, welfare allowance. Work locations: Tokyo, Sendai, Osaka, Fukuoka, Nagoya, Sapporo, Niigata, Tokushima, Kagoshima, Okinawa.

2028-03

Recruiting graduates and alumni of universities and graduate schools for technical general positions (full-time employees) (technical research, product development, technical sales, design work). Job description: research and development of new products and construction methods in civil engineering and construction fields. Proposal sales to the Ministry of Land, Infrastructure, Transport and Tourism, Ministry of Agriculture, Forestry and Fisheries, and local governments. Proposal sales and technical sales to nationwide construction consultants. Technical guidance and cooperation for nationwide general contractors. Recruitment from departments of civil engineering, architecture, agricultural civil engineering, marine civil engineering, and fisheries civil engineering. Bonuses twice a year (July, December). Various allowances: commuting expenses, position allowance, performance allowance, qualification allowance, welfare allowance. Work locations: Tokyo, Sendai, Osaka, Fukuoka, Nagoya, Sapporo, Niigata, Tokushima, Kagoshima, Okinawa.

§07

News

44 ARTICLES

2026-10-02

Southern Rock Product Introduction Page Launch

Nikken Kogyo Co., Ltd. has published a product introduction page for the unmanned flat-layered block "Southern Rock".

2026-01-01

Notice of Formwork Rent Revision

Nikken Engineering Co., Ltd. announces that it has revised the formwork rental fee.

2023-10-12

Exhibiting at the National Amamo Summit 2023 in Fukuoka

Nikken Engineering Co., Ltd. will exhibit at the National Amamo Summit 2023, themed around marine natural regeneration and conservation, and will conduct workshops and panel displays.

2022-12-12

Start of Manufacturing and Demonstration of Grounding Blocks Using Carbon Recycling Concrete

Nikken Engineering Co., Ltd. and Taisei Corporation have begun manufacturing and on-site demonstration of grounding blocks using carbon recycling concrete in a public offering project by the Kanto Regional Development Bureau of the Ministry of Land, Infrastructure, Transport and Tourism.

2022-10-31

Nippon Construction Engineering employee secures second place in YP Award at PIANC SMART Rivers 2022

Our employee, Naoyuki Yoshizuka, presented on the application of environmentally activated concrete to river structures at the international conference PIANC SMART Rivers 2022 and received second place in the Young Professionals Award.

2022-08-25

Notice of Sub-Preframe Catalog Revision

The sub-preframe catalog has been updated due to revisions in formwork rental fees.

2022-08-23

Notice of Formwork Rental Fee Revision

From August 23, 2022, Nikken Engineering Co., Ltd. will revise the formwork rental fee.

2022-08-22

Abalone Cultivation Plate "Awa-mi" Featured in the Kahoku Shimpo

Based on the "Prefectural Seaweed Bed Vision" project for the recovery of seaweed beds in Miyagi Prefecture, the introduction of the environmentally active concrete abalone cultivation plate "Awa-mi" was introduced.

2021-09-28

Issuance of Evaluation Certificate for Seawall Reinforcement Method 'Subpre-O Frame'

An evaluation certificate for the durability and stability against tsunamis and waves of Nikken Engineering's Seawall Inner Harbor Reinforcement Method 'Subpre-O Frame' was issued.

2021-07-20

Nikken Engineering Cooperates with Hakodate Future Museum's Marine Exhibition

Nikken Engineering Co., Ltd. cooperates with Hakodate Future Museum's summer exhibition "Hakodate Marine Future Exhibition" to showcase the charm of breakwaters.