| 1902 | Yoshimi Iwaki was born on November 11th |
| 1919 | Yoshimi Iwaki, the Founder and Yoshiyuki’s father, carried on culturing pearls in Shima-cho, Shima-gun, Mie Japan |
| 1951 | Incorporated a pearl culturing business. |
| 1966 | Established the headquarters in Ise Entered the Jewellery mountings and packaging industry |
| 1974 | Ise head office building Construction |
| 1989 | Established Tokyo branch Made a full-scale entry into the import-export business in South sea pearls |
| 1999 | Tokyo Sales Office Building Construction |
| 2019 | Our plan for the glamorous camping won the business contest |
