Lonseal Corporation was founded in 1928 as Kawaguchi Rubber Works,
a rubber processing business.
In 1947, our company succeeded in manufacturing Japan’s first P.V.C. products.
Since then, we have been a plastics manufacturer,We have been manufacturing products
that are closely related to various industries and people’s daily lives,
and that enable everyone to live comfortably and safely.

In 2028, Lonseal Corporation will celebrate its 100th anniversary.
Under our corporate mission of “manufacturing friendly to humans
and the earth” That is what we have been doing for a century with our
plastics processing technology to realize a sustainable society,
We are committed to solving social issues and continuously improving
our corporate value.

The Lonseal Group will continue to earn the trust of its stakeholders
through the concerted efforts of all executives and employees.
We will continue to strive for the realization of a sustainable society and
the enhancement of our corporate value.
We look forward to your continued support and patronage.

Hideaki Nishioka
President