Hidden Grotto

Hidden Grotto known in as (Hidden Hollow, 隠し穴 Kakushi Ana lit meaning, "Hidden Hole") in the Japanese Pokémon Black and White Versions 2. Hidden Grotto are small area's hidden in tree's dotted around the Unova region. It is a feature that allows the player to capture a Pokémon that got a hidden ability. Typically the contents of the Hidden Grotto's. If the Hidden Grotto contains to be empty, you must take 256 steps which gives it a 5% chance to regenerate, but it will turn out to be different contents in the Hidden Grotto. Known is that the regenerates can be increased by using a Pass Power.

Chances
Known that you must take certain steps to find each a Pokémon with a hidden ability, or a Item or a Hidden Item, the Hidden Grotto can be regenerate can be increased by the use of a Pass Power. Here is a list about how many procent the change is to find one of the three things in the Hidden Grotto.


 * 40% — You will find an Item.
 * 40% — You will find an Hidden Item.
 * 20% — You will find an Pokémon with a Hidden Ability.

Hidden Grotto's
Here is a list of Hidden Grotto's in the Unova Region. Do note that some of the locations that has been listed here got extra items. It means that there are two Grotto's located in some routes.