OHJI create design and manufacturing on each product to cover wide range of products and characteristics for customers.
OHJI's passion and technology for "Manufacturing" is packed into each of our specialized product with OHJI own recipe and self manufacturing of rubber materials.

Rubber sealer for concrete pit

Rubber sealer to fill gaps of buildings caused by earth-quake

Rubber sealer for civil construction

Special bonding on corner

Gasket for hydrochloric acid piping

Press molding of small hollow and thin-walled