Copybook printed from the works of old masters of calligraphy Kodansha Box

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

This light novel is amazing! 2017, 2019 / A murder case occurred in New Yorker's Central Park! The murder weapon was the 『 Throwing star 』, an assassination tool for ninjas. Based on eyewitness information, a New York City Police Department detective visited the New York Branch Office of the Okitegami Detective Office, which was newly established by the Forgotten Detective, Kyoko Okitegami. Can Kyoko clear her suspicions and solve the case? White Birch, an FBI agent who knows her past, is also moving in the background? Forgotten Detective, the stage of solving the mystery finally enters the world!