Which episode of Conan shows Koizumi Akako?

2 19 "Call a detective! Kudou Shinichi VS Blackfield Haidong "2-hour Special Match"

Corresponding comics:

Broadcast time: 200 1 0 1 08.

Introduction: KID, a thief who intends to steal Suzuki's chaebol Black Star, remembers one thing about the clock platform before, which was the first time Kudou Shinichi saw KID. On the other hand, Kogoro's office received a letter from an unknown sender with a check in it. Kogoro took Xiaolan and Conan to the "Twilight Pavilion". The "Dusk House" is the villa of the millionaire Umaru Lianye, and was entertained with other famous detectives. Then the game of looking for treasure in the museum began, but the detectives disappeared one by one. Who was the last detective? What is the true identity of the prisoner who summoned the detective ...

Identity: The beautiful women in the class of Quick Fight actually have the identity of a witch and a sixth sense beyond ordinary people. She knows the true identity of Kuaidou, but she won't admit it again. Hiroko is very confident about her beauty and thinks that all men are her captives, except the thief boy, which makes her very concerned. Because she cared too much, Hiroko fell in love with Kuaidou instead, and even played a thief boy to help Kuaidou.

She appeared: KID recalled that before Shinichi fought with him, she helped Kuaidou divination, saying that Kuaidou would meet a very powerful opponent on this trip, and that was Shinichi!