The Nobunaga 450 Case The detective boys along with Professor Agasa arrived at Gifu Station to commemorate the 450th anniversary of General Oda Nobunaga’s entry into the Gifu Castle. As they begin to sightseeing the city, Mitsuhiko and the rest watched a local hero show who called themselves Nobuna Gaizers. After the show, Mitsuhiko went back alone to get the heroes’ signatures but ended up missing. They contacted the police and it is revealed that the Nobuna Gaizers are missing as well. Meanwhile at the Gifu City History Museum, a miniature solid gold Oda Nobunaga Statue, a golden tile and some ancient manuscripts got stolen. The CCTV show that the Nobuna Gaizers are the ones who robbed the museum. Conan began to investigate the case.