A mysterious coin found at a murder scene stirs the curiosity of young actress detective Oshichi and her brother Hyoma, who set out on a private investigation to unveil the secrets hidden behind the coin.
1991
2019
1979
1963
2018
1957
1958
1951
1988
2007
2004
2021
1960
1994
1954
1955
1956
2020