Founded in 1950, under the management philosophy of "a technology development company that contributes to society", TOSUN is engaged in the manufacture and sale of bearings and related equipment that are important for various machines.

The brand name IKO means innovation, based on advanced technology and rich in creativity. All of us at TOSHINOYA Japan will act in accordance with the wishes enshrined in "IKO" and provide the world with high-quality products that meet various needs, using the advanced technology of needle roller bearings developed in-house in Japan. The "high quality and precision" that our customers have come to value in choosing the IKO brand will be gradually implemented into a wide range of products that meet a variety of needs. In order to achieve this goal, the company devotes a high degree of enthusiasm to the careful manufacture of its products under a sound quality management system. Furthermore, we are developing our products with advanced technology and a sincere attitude in order to create original, high-value products that will serve as pillars in the new generation. We are committed to practising "customer-friendly, proposal-based business activities", responding to each individual's needs and optimising solutions.

All departments are united in solving customers' problems, and we are working to achieve a company-wide consensus to grow together with our customers, not only as a corporate citizen, but also through environmentally conscious corporate activities to achieve a rich global environment. Through these business activities, we will support the development of society and become a company that is trusted and needed to grow on the global stage.