Japan Castle Atlas

Musashi no Kuni no Miyatsuko

笠原氏

Builder and lord records come from the Japan Castle Foundation list and Japanese Wikipedia.

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Connected castles

Kozukue Castle from the air (April 2020). The wooded hill in the center is the castle site, with the Daisan Keihin expressway running along the right. The west edge of the castle was cut away when the road was built.

In-depth article

Kanagawa

Kozukue Castle

小机城

Cars on the Daisan Keihin expressway race right past a Warring States castle whose deep dry moats still wind through a bamboo grove.

Next 100 Fine Castles No. 122CastleHilltop

Hovering CatCC0Wikimedia Commons

LordRecord source: jokaku