第四部：柳条湖（1931年9月18日、旧関東軍満鉄線路爆破地点付近）および北大営

引用資料：『満洲アーカイブス』(カムテック)より、柳条湖事件を描いた満洲国協和会製作の映画「建国之回憶」

Part 4: Lake Liutiao (Near the Spot Where the South Manchuria Railway was Blown Up by the Kanto Army on Sept. 18, 1931) and the Northern Command Post
Resources: From Manchurian Archives (Kamtec), the Manchuria Cooperation Association film Memories of Founding the Nation, which depicts the Lake Liutiao Incident.