(about 2 km NW of Takao Station in Hachiôji City, Tokyo)
Shiroyama ("Castle Mountain") seen from the east
Diagram of the castle as it was in the 16th century, viewed from the south. The approach was from the right. The residential area was at the bottom right. The Hon-maru was at the top of the mountain, with the Matsuki Circuit 松木曲輪 just below it.
Original stonework near the residential entrance
The steep sides of the mountain were also fortified with stonework.
The flat top of the mountain where the hon-maru was located is only about eight meters in diameter.
On 1590/6/23 Maeda Toshiie's troops attacked and overwhelmed this circuit