How many episodes did Detective Conan Phantom Thief Kid pretend to be Haibara Ai?

Specifically, these are the episodes:

Episode 753: The Dark Mysterious Train (Departure)

Episode 754: The Dark Mysterious Train (Tunnel)

Episode 755: The Dark Mysterious Train (Crossover)

Episode 756: The Dark Mysterious Train (Terminal)

Detailed plot:

Conan, the Young Detective Team, Xiaolan, Kogoro and others participated in the Suzuki train mystery activity. Since the video of Haibara who had grown bigger after taking medicine was seen by Bourbon when he was rescuing people in Gunma, and found that he was wearing a mysterious train ticket on his finger, the black organization will arrest Haibara on the mysterious train.

The people in the black organization knew that Shirley (Miyano Shiho, also known as Haibara Ai) was on the train, so they sent her a text message demanding her life, hoping to lure her out and capture her alive. Kill. In the end, Conan discovered that Kaito Kidd and the butler were on the train, and on the condition of letting go of the butler, he asked the Kaito to pretend to be Haibara Ai's enlarged form, and successfully deceived the black organization.

Extended information:

The main character in the Japanese animation "Detective Conan", a female scientist, whose real name is Miyano Shiho?. Sherry, a former member of the black organization, is the inventor of "APTX4869", a drug that can shrink the body. After her sister Miyano Akemi was killed by the organization, she was imprisoned for resisting the organization. She took APTX4869, shrank her body and betrayed the organization and fled. She took the pseudonym Haibara Ai and stayed at the home of Dr. Agasa. She studied in Class B of the first year of Tedan Elementary School.

Kid the Phantom Thief (Japanese: Kaito キッド; English: Kid the Phantom Thief), also translated as Kaito Kid, Kaito Kid, formerly known as "Phantom Thief No. 1412" (derived from its international criminal code "1412") , is the protagonist in the Japanese anime "Magic Kaito" and a guest character in "Detective Conan".

A legendary phantom thief who possesses extraordinary intelligence and is proficient in disguise, voice-changing, and escape techniques. He targets various valuable works of art such as jewelry and is a super thief who uses magic techniques to commit crimes.