This is the 8836th most frequent Japanese word.
根拠地
Base; stronghold; headquarters.
Here, "根拠地" is employed to denote a cultural or foundational origin of a community.
この地域全体が彼らの文化的な根拠地です。
This entire area is their cultural base.
Here, "根拠地" is used to describe a strategic base that serves as headquarters or a central location.
彼らは敵の根拠地を見つけました。
They found the enemy's base.
In this context, "根拠地" refers to the base for commercial operations.