Love and Sacrifice

Romantic love is portrayed as a force that compels sacrifice, as seen in Tsuya's willingness to elope and risk everything for Shinsuké, and Osayo's desperate search for Kakutaro despite warnings of supernatural danger.

Tsuya's vengeance for Shinsuké and her eventual murder highlight the destructive intersection of love and sacrifice.

The relationship between Kakutaro and Osayo suggests themes of love and potential sacrifice.

Kakutaro's enduring love for Miss Rosa, his jealousy of the canary, and his willingness to follow her to Paris despite his hardships.