Gomera is an homage to the real-life giant monster characters Godzilla and Gamera, while Masked Yaiba is an homage to Detective Conan manga creator Gosho Aoyama’s earlier manga Yaiba and the Masked Rider franchise.
The official website for the Detective Conan anime announced on Saturday that the anime will premiere a four-episode original story arc in January 2020.
Gomera and Masked Yaiba are fictional characters within the Detective Conan story world.