卒業 | Graduation: The Snow Moon Flower Murder Game

Title: 卒業 雪月花殺人ゲーム
Authors: 東野　圭吾 著
Pages: 371P
Published At: May, 1989
Description:
Seven fourth-year university students face a busy autumn filled with job hunting and romance. One day, Shoko is found dead in her locked room. Is it suicide or murder? Yoshiaki Kaga, a kindhearted university student detective, pursues the mystery of her death using clues from Shoko's diary. But the second incident proves even more bizarre. What is the truth behind the murder game hidden within the etiquette of the tea ceremony!? The Yoshiaki Kaga Series