武田信玄　本城 - SERP Analysis

https://zh.wikipedia.org/wiki/%25E8%25BA%2591%25E8%25BA%2585%25E5%25B4%258E%25E9%25A4%25A8

https://zh.japanopia-fuji.com/takedashrine/

https://kavana.tw/yogaiyama-castle/

https://www.city.kofu.yamanashi.jp/koutuss_seisaku/documents/chuugoku3.pdf

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https://www.gltjp.com/zh-hans/directory/item/16330/

https://suns0912.pixnet.net/blog/post/222827992

https://maihail0728.pixnet.net/blog/post/364379383

https://haohistory.com/blog/takeda-shingen