Around this airport, a reinforced concrete semisubterranean bomb shelter called Entaigo was built which was concurrently used as an evacuation center and waiting room for soldiers.
この飛行場付近には、兵士の避難所や待機所を兼ねた掩体壕（えんたいごう）と呼ばれる鉄筋コンクリート製の半地下式防空壕が作られた。