How many dogs played the role of Hachiko in the movie 'Hachi: A Dog's Tale'?

Hachi: A Dog's Tale is a 2009 drama film that is a remake of the 1987 Japanese film Hachikō Monogatari, which follows the true story of the Akita dog named Hachikō. It was directed by Lasse Hallström, written by Stephen P. Lindsey and Kaneto Shindo, and stars Richard Gere, Joan Allen and Sarah Roemer.

Animal trainer Mark Harden and his team trained the three Akitas — Leyla, Chico and Forrest — who played the role of Hachi in the movie. Harden adopted Chico after the movie was completed.

The Blackstone Valley Heritage Corridor and the Blackstone Valley Tourism Council have created a handout with useful info for people who want to take a tour of the movie locations for "Hachi" .

According to the movie's closing cards, the real Hachiko died in March 1934, while the earlier movie, Hachikō Monogatari, and other sources state that his actual death was on March 1935 (9 years and 9 months after Professor Ueno's death).

The ending credits give 2008 as the copyright for the movie.