After having lost his parents, Yamatarou, a bear, is raised by a man. Yamatarou's friend is Shi-roku, a steam locomotive, and Yamatarou learns to impersonate the whistle of the locomotive. This is a story for nursery school kids about the friendship between the bear and the steam locomotive. The quality pictures render a sense of warmth to the reader.<br><br>
(Source: Anime News Network)

A story of a strange friendship between Yamataro, a koala bear who lost his parent in an accident and a mountain hunt that was kept by humans, and a steam locomotive named Shiroku. Shiroku, which is a symbol of a power that transcends human beings even though it was created by humans, teaches Yamataro the preciousness of the power of the wild and the dignity of a bear.

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