Conan: People in Rice Flower Town Mutate into Saber-Toothed Tigers

[Mutant saber-toothed tiger system humor] It wasn't until his sister was born that Toyama Shizuji realized that he had traveled to the world of Conan. I really didn't expect that he would actually become Yuan Shan and Ye's "non-existent" brother! After staying in this world for twenty-one years, he came to the center of the world-Mika Town. Before he could witness the customs and customs of Rice Flower Town, he acquired the ability of the mutant saber-toothed tiger due to the system's trickery! As a result, there is a sane madman in the shadow of Tokyo. He used a trick to save Miyano Akemi and broke the vodka... Shizuji: "Amuro, I killed the vodka..." Toru Amuro: "Who did you kill!?" This book is also called: "My sister's childhood sweetheart is Hattori Heiji"