Kokuzousannishi Fort (Aida)

For more information see Aida Kokuzousan Castle.

Kokuzōsannishi-toride is part of the Aida-jōkangun, a complex or network of fortified spaces on and beneath Mount Kokuzō.

I’m exploring the possibility that this fort is also known as Tenguyama-toride.

Castle Profile
English Name	Aida Kokuzousannishi Fort
Japanese Name	虚空蔵山西砦
Founder	Aida Clan; Ogasawara Clan
Year Founded	Kamakura Period; 16th century
Castle Type	Mountaintop
Castle Condition	Ruins only
Historical Period	Pre Edo Period
Artifacts	Horikiri, Kuruwa
Features	trenches
Visitor Information
Access	Bus from Matsumoto Station
Visitor Information	24/7 free; mountain
Time Required	20 minutes
Location	Matsumoto, Nagano Prefecture
Coordinates	36° 21' 59.33" N, 138° 0' 15.62" E
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Admin
Added to Jcastle	2023
Contributor	ART
Admin Year Visited	Viewer Contributed

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