basic structure of tanaita was either three layered structure consists of nedana (the components to structure the lowest part of a ship ), chudana (the components to structure the middle part of a ship ) and uedana (the components to structure the upper part of a ship ) or two layered structure without chudana and in the case of large ships , four layered structure with two layered chudana was also seen . 棚板構成は、根棚・中棚・上棚の三階造りと中棚のない二階造りが基本となり、大型船では中棚を二段にした四階造りのものも存在した。
basic structure of tanaita was either three layered structure consists of nedana (the components to structure the lowest part of a ship ), chudana (the components to structure the middle part of a ship ) and uedana (the components to structure the upper part of a ship ) or two layered structure without chudana and in the case of large ships , four layered structure with two layered chudana was also seen . 棚板構成は、根棚・中棚・上棚の三階造りと中棚のない二階造りが基本となり、大型船では中棚を二段にした四階造りのものも存在した。