Children's book CASE CLOSED 1 million dollar Goryo Hoshi / Mizukijima / Gosho Aoyama

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Children's Book
[Introduction to the Contents]
The mystery of the competition for treasure set in Hakodate!
斧江 Zaibatsu in Hokkaidō and Hakodate has received a notice from Kaitou Kid!
The aim is a minor gap related to Hijikata Toshizo, the vice chief of Shinsengumi.
Why is Kid going after Big Jewel?
Conan, who came to Hakodate with the support of Heiji HATTORI, who is going to the Kendo tournament, also goes to the scene.
Heiji, who is burning with a grudge, chases Kid.
In addition, a murder case with a sword occurred, and the man who came to Hakodate with the support of Heiji HATTORI, who is going to the 斧江 tournament, also goes to the scene.
It seems that Heiji, who is burning with a grudge, chases Kid.
There is a man called "Merchant of Death".
It seems that he is looking for a treasure which is said to have been hidden by the first head of the Kendo family.
It seems to be related to the minor gap which Kid is aiming for.