The Gambler (UY book 6) is up to his old tricks with a new partner: Kedamono. Unlike Shubo, This partnership is not as happy. In this town, Shubo's widow seeks revenge against the gambler who bet her husband his life. Usagi arrives searching for a temple to return the komuso's shakuhachi (UY 2.7)
He bumps into Kedamono, and apologizes for the accident. The gambler sees the incident and sets it up with odds against on Usagi. Kedamono uses the shakuhachi to force Usagi into a fight, and is killed in the resulting duel. The gambler, with a heap of money, and his harassing partner dead, celebrates at the inn with a cup of Sake, poisoned by the widow of his ex-partner.