| 説明 |
Otaki is the chief inspector of the Osaka police district, and good friends with [Heizo Hattori](https://anilist.co/character/30367/Heizo-Hattori) and [Ginshiro Toyama](https://anilist.co/character/30375/Ginshiro-Tooyama). Otaki is also close friends with Heizo's son, [Heiji](https://anilist.co/character/1745/Heiji-Hattori), whom often calls Otaki when he needs to find information for an important case. Sometimes, Otaki even assists Heiji, and has a few times before lent a big helping hand in helping Heiji and [Conan](https://anilist.co/character/1742/Conan-Edogawa) solve cases. |
