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Book cover of The Decagon House murders
The Decagon House murdersYukito Ayatsuji館シリーズ, book 1

Characters in The Decagon House murders

10 characters, main characters first.

Main characters

  • Kawaminami (Decagon House Murders)

    A former Mystery Club member who receives a threatening letter on the mainland and investigates it.

Supporting characters

  • Shimada (Decagon House Murders)

    Kawaminami's companion, an enthusiast of detective fiction who helps him investigate.

  • Morisu (Decagon House Murders)

    A former Mystery Club colleague of Kawaminami who assists him on the mainland.

  • Ellery (Decagon House Murders)

    A Kyoto University Mystery Club member on the island, who goes by the pen name Ellery after Ellery Queen.

  • Poe (Decagon House Murders)

    A Mystery Club member on the island, who goes by the pen name Poe after Edgar Allan Poe.

  • Carr (Decagon House Murders)

    A Mystery Club member on the island, who goes by the pen name Carr after John Dickson Carr.

  • Agatha (Decagon House Murders)

    A Mystery Club member on the island, who goes by the pen name Agatha after Agatha Christie.

  • Orczy (Decagon House Murders)

    A Mystery Club member on the island, who goes by the pen name Orczy after Baroness Orczy.

  • Van (Decagon House Murders)

    A Mystery Club member on the island, who goes by the pen name Van after S. S. Van Dine.

  • Leroux (Decagon House Murders)

    A Mystery Club member on the island, who goes by the pen name Leroux after Gaston Leroux.