Therefore, it is not clear whether the "Hogo-an" in "Memos about tea ceremonies by Yoken at Hogo-an" indicates the tea room located in the premises of Nishinotoin or Yodomi (having a view of Yodo district) no seki (seat).
『反古庵庸軒茶之湯之留書』にある「反古庵」が西洞院屋敷内の茶室をさすのか澱看席をさすのかは必ずしも明確ではない。