Short specials included on the BD/DVD volumes of "Sekai de Ichiban Tsuyoku Naritai!"

Let's Go! Tamagotchi is an anime series focusing on the lives of Mametchi, Memetchi, Kuchipatchi, ChaMametchi, and their friends. The series premiered in Japan in December 2007, while an English dub was uploaded by Bandai in December 2008. It was originally uploaded a week before the release of the first movie in Japanese.

One spring, a teenage boy suddenly started seeing strange "things" that are apparently invisible to others.

Ishihara Toru is an everyday guy with an on-and-off girlfriend and a position working for a train buff. Things become complicated when a ghostly vehicle dubbed the X Train begins to ride the rails, destroying everything in its path. Somehow, it seems that Toru is connected with the X Train by a strange power, which draws the attention of some very dangerous and power hungry people who would wield it for their own...