Originally, it means furniture with double doors that store important things. In modern times, Buddha statues are often enshrined, and Horyuji's "Tamamushi no Zushi" and Shosoin's Zushi are famous. Recently, a small Buddhist altar (mini Buddhist altar) that blends into the interior space, and a small shrine that has been reconsidered as a memorial service at hand. Kichizo places great importance on the "form of remembrance of each individual" and develops new "prayer furniture" that is not bound by the customs of traditional Buddhist altars.