CHICHIBU CHEMICAL CO,. LTD.

Company Overview

Location：Chiyoda-ku, Tokyo
Capital：10,000,000 yen
Number of Employees：14 employees
Main business：Mainly Developing, Manufacturing and Sales of Plastic Rainwater Storage Structure
Overseas Business：Thailand

Company Introduction

• The company manufactures and sells Plastic Rainwater Storage Structure (PRSS) systems for storing rainwater underground, as well as their accessory equipment. Its share of the domestic market is about 15%, the largest among the small and medium-sized enterprises. The company now focuses on overseas expansion to increase sales channels in the future.

Overseas Project Summaries and Evaluation Points

• The company’s Plastic Rainwater Storage Structure (PRSS) is a lightweight plastic block. Burying many block jointed in the ground and covering them with an impermeable sheet makes them serve as temporary water storage tanks. Since it is possible to reduce the damage caused by floods, it has become very popular in Japan and the company has a 15% share of the domestic market.
• To expand sales channels in the future, the company has set eyes on Thailand, which is plagued by frequent floods paralyzing urban life. Despite being a small-size enterprise with 14 employees, it pushes forward efforts to have its products deployed through JICA’s business model formulation and business verification surveys.
• Based on the knowledge gained by deploying its products, the company has made efforts such as creating technical guidelines tailored to local needs. Thanks to these efforts, the company has been selected to engage in public work projects in Bangkok, which has helped it expand its business in Thailand. The company’s efforts are recognized as a good example for other enterprises seeking to do business overseas.

Recent Major Projects

Country	Project	Project Owner	Contract Amount	Construction Period
Thailand	SDGs Business Verification Survey with the Private Sector for Plastic Rainwater Storage Structure to Prevent Inundation Damage in Thailand	Japan International Cooperation Agency	1million yen	2019.5～2023.1
Thailand	Plastic Rainwater Storage Structure for Water Bank in Ratchavipha	Bangkok, Thailand	1.5million yen	2021.6
Thailand	Plastic Rainwater Storage Structure for Water Bank in Bangkok	Bangkok, Thailand	2million yen	2022.11

MARUTAIDOBOKU CO., LTD.

Company Overview

Location：Edogawa-ku, Tokyo
Capital：50,000,000 yen
Number of Employees：130 employees
Main business：General Civil Engineering/Pile driving extraction/Construction machine repair, sales & rental
Overseas Business：The company has conducted construction in 28 countries in the world including：Asia (Thailand, China, Hong Kong, Singapore, Indonesia, etc.), Africa (Egypt, Nigeria, etc.), Europe (Russia), Middle East, Latin America and Solomon Islands

Company Introduction

• The company is a specialty construction contractor that mainly deals with placement work for steel pipe sheet piles and steel pipe piles, including other tasks involved in this work such as the removal of underground obstacles. Possessing a host of advanced high-performance pile drivers and related work devices, the company has one of the best track records in construction using the steel pipe sheet pile well foundation method in Japan.

Overseas Project Summaries and Evaluation Points

• Marutaidoboku Co., Ltd. is one of the top-class contractors in Japan in terms of the number of possessed pile drivers and related work devices. Taking advantage of this, it has built an excellent track record in construction, engaging in construction projects in a total of 28 countries since 1970s mainly using the steel pipe sheet pile (SPSP) well foundation method, which is Japan’s technology. Capable of conducting construction work under special conditions, the company has been selected to take part in many ODA projects.
• By collaborating with Japanese general contractors, the company expands its business abroad while controlling risks. This approach is recognized as a good example for other companies looking to do business overseas.

Recent Major Projects

Country	Project	Project Owner	Contract Amount	Construction Period
Cote d'Ivoire	Abidjan Port new grain berth construction Project Steel Pipe Sheet Pile(Seawall)	Abidjan Autonomous Port Authority (original contractor：Toa Corporation JV)	372million yen	2020.8～2021.10
Uganda	Uganda Kampala Flyover Construction Driving Rotation Piles(Foundation)	Uganda National Roads Authority (original contractor：Shimizu Corporation JV)	300million yen	2020.12～2021.11
Bangladesh	Bangabandhu Sheikh Mujib Railway Bridge construction Project Steel Pipe Sheet Pile Foundation	Bangladesh Railway (original contractor：Obayashi Corporation JV)	2474million yen	2021.4～2022.8