None.

At the start of the film, the title character (a puppy named Tiny) is thrown off from a car during a storm. This scene was replaced in the "Family Feature Film" English version with Tiny wandering off and falling down in the ravine instead getting abandoned in the forest.

A hawk is chasing one of the rabbits and eventually traps it.

The human hunters in the movie have guns. At one point, their dog chases Tiny across the highway.

None.

None.

The scene with the little dog falling down a ravine and getting abandoned may be a little scary for little kids.

There is a scene where the little dog is imagining what the hawk will look like that will definitely scare little kids.

A scene with the flash flood getting the rabbit hole flooded and trapping the rabbits and having them climb to higher ground may be a little scary for little kids.