Home > About Us > Company Strengths

About Us

We are a manufacturer and distributer of high-strength corrugated plastic packaging.
We are the largest manufacturer of corrugated plastic packaging in Japan.

Our production system can accommodate orders as small as a single case.

Our production system can accommodate orders as small as a single box.

Our manufacturing system allows us to process not only large quantity orders, but even a small single case order.
Custom designs, with cushioning materials and dividers included, from even a single unit request.
We use six sample cutters. The ability to quickly produce a request for a small-lot prototype order in a reasonable price with no need for wood/paper mock-up is one of our greatest strengths.

We offer a large amount of machine-specific corrugated plastic packaging options.

We offer a large amount of machine-specific corrugated plastic packaging options.

We make use of everything from ultrasonic to heat-based equipment to manufacture specialized plastic packaging. Also, with our variable manufacturing equipment and methods, even custom packaging with complex shock-absorption requirements can be easily produced.

We offer a large amount of machine-specific corrugated plastic packaging options.

Specialists in large scale corrugated plastic manufacturing.

Specialists in large scale corrugated plastic manufacturing.

Many manufacturing companies often have offices and factories in separate locations. Previously, so did we.
As of October, 2007, Yamakoh, Co., Ltd. is capable of handling everything from sales to manufacturing on-site at our factory, which is Japan's largest dedicated corrugated plastic facility and is divided into three (4425 m2) blocks.
Our integrated system lets us handle everything from small lots to tens of thousands of units in a prompt fashion.

Providing you with the peace-of-mind that comes from buying direct from the manufacturer

Providing you with the peace-of-mind that comes from buying direct from the manufacturer

Corrugated plastic is durable enough to withstand repeated use, but eventually attachments require replacement.
We produce our product directly, so after-sales support is guaranteed.
We are happy to accept additional orders and also offer repair services for our products.

Extensive know-how combined with a proven sales record

Extensive know-how combined with a proven sales record

Yamakoh, Co., Ltd. has been processing and selling corrugated cardboard since 1974. We have over 40 years' experience in packaging materials. Since 1995, we have accumulated more than 19 years' experience and know-how in corrugated plastic. We have dealt with over 20,000 customers and currently welcome around 5,000 new clients a year, mainly through the Internet.

Strong planning ability, Strong proposal ability

We can introduce and recommend even more specialized products.
We are continuously accumulating a wealth of design data from our customers, which we then implement to meet the future needs of our customers.
Corrugated plastic is not limited to just packaging, it can be used in POP advertising displays, etc, as well.

Why people are noticing corrugated plastic

1 Exceptional endurance

Ten times the endurance ability of normal paper cardboard. Corrugated plastic can be re-used over ten times more than conventional disposable cardboard.

2 Lightweight

Lightweight design

Hollow design makes corrugated plastic far lighter than traditional molded plastic containers such as Oricon and Patacon.
Lighter burden for workers means that transport costs are reduced.

3 Waterproof

Conventional cardboard and wooden packaging deteriorate and crumble with long term exposure to moisture and wetness.
The polypropylene resin used in corrugated plastic makes for exceptional waterproofing that does not deteriorate.
High quality waterproofing means that corrugated plastic can even be used for outside signboards, etc.

4 A wealth of options

An abundance of options

Unlike traditional cardboard, attachment of grips, handles, belts and tapes can be applied to corrugated plastic. Suitable for long term use.

5 Conductivity

Conductivity

A special conductive sheet in the corrugated plastic eliminates the effects of static electricity.
Provides protection not only from static electricity, but also dust absorption, making corrugated plastic ideal for use in cleaning rooms.

6 A choice of twelve colors

A choice of twelve colors

Choose from the twelve available colors, or request a color that matches your corporate color scheme.
Sort packages by color depending on use, or by the type of items the are stored inside.

7 Sanitary

Exceptional waterproof qualities and less generation of dust make corrugated plastic ideal for manufacturing storage cases for food and medical supplies.

8 High quality construction

High quality construction

Manufacture from a single unit with no need for wood or metal molds.
It can be easily cut and fashioned as required with a simple box knife, yet corrugated plastic is even widely used as a protective sheeting in construction industries.
Freely assemble to any size desired.

9 Easy to recycle (manufactured with the "3R" philosophy in mind).

PP constructed and easy to recycle.
Assemble with resin rivets, or rivet with ultrasound for minimal negative impact on the environment.

Corrugated plastic is designed to be environmentally friendly. Designed to assist in the mutual implementation of economy and ecology in your company's distribution system.

Now recruiting suppliers and business partners

Yamakoh is currently seeking international suppliers capable of providing materials, machinery, facilities, and other products and services.

Looking for a distribution material supplier or production facilities in Japan?

Yamakoh can provide support for international firms seeking to enter the Japanese market.