silo
Refers to a tall structure for storing grain, cement, or other bulk materials. Also used metaphorically for isolated departments or information silos in organizations.
農場には大きなサイロが二つある。
There are two large silos on the farm.
The farmer stores the harvested grain in a silo.
情報がサイロ化している。
Information is siloed.
In large companies, departments often become siloed.