"After selling it to a customer, she would ask the customer to carry it with them or something, in order to obtain the customer's information, and then say that she had calculated all of this herself."

After hearing Guangyou's explanation, Xiaolan and Kazuha nodded: "I see."

“Many fortune tellers and feng shui masters are just swindlers,” Guangyou said to the group as they walked inside. “Most of the victims are women or housewives.”

"Now that you mention it, Guangyou, it seems to be true." Xiaolan tapped her chin with her finger, thought for a moment, and said, "Many girls in our class have had their fortunes told, and they all say that the predictions are very accurate."

During their conversation, the group arrived at a room with the door open.

Inside the room, Conan, holding a cushion in one hand and a listening device in the other, said to Heiji Hattori, "Hattori, I found it."

"The bugging device was placed inside the cushion of the crystal ball."

Seeing this, and recalling what Kōyū had just said, Kōyū exclaimed in surprise, "Kōyū, it really is in the mat."

"Because it's easier to tamper with a mat than a crystal ball." Kōyū didn't feel surprised or happy that he guessed correctly.

"The question now is whether Officer Yu Chang has tampered with the mat in his hand."

As soon as he finished speaking, footsteps were heard outside the room, and then Officer Gong Chang, whom Guangyou had just mentioned, appeared at the door.

When Inspector Yukihiro saw the mat in Conan's hand, he was stunned for a moment, then took out a sealed plastic bag containing the mat from his inner pocket.

“Although the colors are different,” Officer Yukichi said as he walked up to Conan, “this cushion with the crystal is almost identical to the one that Ms. Ryoko is holding tightly in her hand.”

Upon seeing the mat in the sealed bag, Hattori Heiji quickly said, "Officer Yumichō, may I take a look?"

...