* 1540/8 [[Amako Akihisa]] unsuccesfully attempts to capture [[Mori Motonari|Môri Motonari's]] [[Koriyama castle]] in [[Aki province]] through siege.
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* 1540/8 [[Amako Akihisa]] unsuccesfully attempts to capture [[Mori Motonari|Môri Motonari's]] [[Koriyama castle]] in [[Aki province]] through seige.
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== Other Events of 1540 ==
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*The first [[Ouchi clan|Ôuchi clan]] [[tribute]] mission to be sent to China since the [[1523]] [[Ningbo Incident]] arrives in China after being sent two years earlier.
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*The [[Society of Jesus]] (the Jesuit Order) is established.