noun
Archaic word for a toilet or privy, no longer in common use. Modern Japanese uses トイレ or 便所.
古い文献に「樋殿」という言葉が出てくる。
The word 樋殿 appears in old documents.
The exact derivation is uncertain; the kanji 樋 and 楲 are rare and may have been chosen for their meaning or sound in historical contexts.