Reservoir - Company Ranking(7 companyies in total)

Last Updated：Aug 13, 2025 Aggregation Period:Jul 16, 2025〜Aug 12, 2025
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Company Name	Company information	Featured Products
Company Name	Company information	Product Image, Product Name, Price Range	overview	Application/Performance example
天昇電気工業	Address Tokyo/ number of employees 700 Business Activities ○Plastic molded products 　Large to ultra-precision products (50 tons to 3500 tons) 　Electrical and mechanical related molded products and parts 　　・Home appliances and office automation equipment 　　・Automotive related parts 　　・Environmental hygiene products 　　・Lifestyle related products 　　・Various logistics materials 　　・Environmental civil engineering materials (heavy rain countermeasures) Key Partners	Plastic rainwater infiltration facility, underground rainwater storage tank. Other	Features of Tenrain Scrum - A construction method that combines plastic blocks and sheet materials to create rainwater retention and infiltration facilities. - The blocks are lightweight (5.3 kg), allowing for assembly by hand without heavy machinery. - Compared to relatively large concrete methods, construction time can be reduced to about one-fifth or less. - Unique technology that assembles the main body in a staggered manner achieves a standard water retention efficiency of over 95%. - The structure, which sandwiches from above and below with sturdy top and bottom blocks, minimizes any wobbling of the water tank. - It has robust durability that remains stable even when large vehicles pass over it. - The expected lifespan is set at 50 years from the start of facility use, with optional maintenance systems for sediment inflow available. For more details, please refer to the PDF document or feel free to contact us.	For more details, please refer to the PDF document or feel free to contact us.
		Rainwater storage tank - Rainwater infiltration facility adopted [Tokyo] Other	For more details, please refer to the PDF document or feel free to contact us.	For more details, please refer to the PDF document or feel free to contact us.
		Rainwater storage tank and rainwater infiltration facility adopted [Nagano Prefecture] Other	For more details, please refer to the PDF document or feel free to contact us.	For more details, please refer to the PDF document or feel free to contact us.
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天昇電気工業

Address

Tokyo/

number of employees

700

Business Activities

○Plastic molded products 　Large to ultra-precision products (50 tons to 3500 tons) 　Electrical and mechanical related molded products and parts 　　・Home appliances and office automation equipment 　　・Automotive related parts 　　・Environmental hygiene products 　　・Lifestyle related products 　　・Various logistics materials 　　・Environmental civil engineering materials (heavy rain countermeasures)

Key Partners

Featured Products

Plastic rainwater infiltration facility, underground rainwater storage tank.

overview

**Features of Tenrain Scrum** - A construction method that combines plastic blocks and sheet materials to create rainwater retention and infiltration facilities. - The blocks are lightweight (5.3 kg), allowing for assembly by hand without heavy machinery. - Compared to relatively large concrete methods, construction time can be reduced to about one-fifth or less. - Unique technology that assembles the main body in a staggered manner achieves a standard water retention efficiency of over 95%. - The structure, which sandwiches from above and below with sturdy top and bottom blocks, minimizes any wobbling of the water tank. - It has robust durability that remains stable even when large vehicles pass over it. - The expected lifespan is set at 50 years from the start of facility use, with optional maintenance systems for sediment inflow available. *For more details, please refer to the PDF document or feel free to contact us.*

Application/Performance example

For more details, please refer to the PDF document or feel free to contact us.

Rainwater storage tank - Rainwater infiltration facility adopted [Tokyo]

overview

For more details, please refer to the PDF document or feel free to contact us.

Application/Performance example

For more details, please refer to the PDF document or feel free to contact us.

Rainwater storage tank and rainwater infiltration facility adopted [Nagano Prefecture]

overview

For more details, please refer to the PDF document or feel free to contact us.

Application/Performance example

For more details, please refer to the PDF document or feel free to contact us.
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Address

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Business Activities

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Reservoir - Company Ranking(7 companyies in total)

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