The phrase "thi install" in your search likely refers to the "installation" or launch of her career under her exclusive label. In the industry, a debut is often treated as a major "install" or introduction of a new exclusive talent (専属 - Senzoku ).
Formerly a gravure model, she spent three years as a housewife before her debut. Initial Review & Reception iyo shinohara 30 years old av debut with thi install