Takachiho in central Kyushu, armed with the imperial mirror, sword, and jewel that Jimmu (Japan's first emperor) used on his conquest of the Yamato Plain near Nara.
Jimmu's old sword is lost to history.
mnli hypothesis: Jimmu's old sword is lost to history. premise: Takachiho in central Kyushu, armed with the imperial mirror, sword, and jewel that Jimmu (Japan's first emperor) used on his conquest of the Yamato Plain near Nara.