About
About This Event

  1. 1

    In this event, you'll investigate the vicinity of Osaka Castle in person and solve puzzles with Conan and Heiji.

    • What is
      Detective Conan?
    • Appearing Characters
  2. 2

    This event is divided into 6 steps.

    In steps 1-2, you'll solve puzzles in and around the Yomiuri Telecasting Corporation building. Please note that you won't be able to solve them if you move somewhere else!
    In steps 3-5, you'll solve puzzles while walking outside. Play at your own pace and be sure to stay hydrated.
    In step 6, you can solve the puzzles from wherever you'd like.

    The estimated amount of time you'll spend in this game is 120-180 mins*. There's no time limit, but keep in mind that Yomiuri Telecasting Corporation's business hours are from 9:00-19:00 on weekdays, and 11:00-19:00 on weekends and holidays. (Hours may differ slightly during the event period).
    *Only includes puzzle solving time.

  3. 3

    You'll submit your answers on this game site. When you arrive at an ANSWER, input it into the site. (You can reaccess this site through the square barcode on every page of the Code Book).

    Every question has a hint, which you can view from the icon displayed on the game site.

    ヒントイメージ

    Hints for each question are divided into multiple steps. The last step includes the solution. Don't hesitate to use the hints when you're stuck on a puzzle or can't find a certain clue.
    *The staff at Yomiuri Telecasting Corporation and in the nearby facilities do not have the answers or hints to any puzzles.

    Also, don't move on to another page in the Code Book until you're instructed to.

  4. 4

    It's possible the game site won't load when you're in "Private Browsing Mode". Please switch out of Private Browsing before playing.

    Please enable Cookies.
    Visit here on how to enable Cookies.

    Please do not clear your cache, as it might cause the game site to not work properly.

    【For players with iPhone】
    Please use the default camera app when scanning the square barcode.
    Scanning with a different app may result in your data being lost when exiting out of the app.

    Review these explanations from the menu at the top right.
    For other important points, please refer to the "Information Sheet" you received when you picked up the mystery kit.