Title: 「紅藍の女」殺人事件
Description: Prosperous pianist Misato Yuduru met an unknown man in his father Hantaro's birthday party. That man gave Yuduru a message and asked him to give it to his father. Hantaro's face darkened when he saw the message, which reads "Hanaichimonme". What does this message means to Hantaro?
Subjects: Japanese Detective and mystery stories, Fiction
Places: Japan