Old Ishikawa Group Silk Mill Western-style Building Structure
In *Otome * Domain*, this Western-style wooden building appears in the background, with its distinctive octagonal tower and white exterior standing out against the greenery, as the heroines pass by.
Scene context
动画剧集未明确，推测为背景场景
Visit notes
- 该建筑实际为位于埼玉县入间市的旧石川组制丝西洋馆，建于大正时期，曾是制丝工厂的接待所。
- 动画中将其作为校园场景的参考，但实际内部结构与动画设定有所不同。