On the 25th, Yukie Murakami (66) and Yasuko Takeuchi (70), who live near the scene in Ebe, Nakano City, were stabbed with knives. Lt.

Yoshiki Tamai (46) and Sergeant Takuo Ikeuchi (61) of the Nakano Police Station were shot with hunting rifles, killing a total of four people. The police arrested farmer Masanori Aoki (4) on suspicion of murder against Sergeant Ikeuchi, and will also investigate the murder of three others.