Kakuna you can get him by bashing into the tree to the right of the haunted house in the haunted zone. You can only be friends with him once you have beaten rotoms shoot em up with at lest 1 pokemon. If you need any help type into Google serebii.net and click on pokepark wii pikachu's adventure.
Metapod. It is found in the Haunted Zone, and is found when you dash into the tree next to the haunted house doors.
P-117 in PokePark Wii is Ponyta
metagross
I think Cloyster...
183
PokePark wii - Pikachu's Great Adventure learn more at www.serebii.net
around 20-50$
bayleaf is not on pokepark wii only chikorita is
sorry you can't.
Can't find either maybe not a Pokemon in this game
They all should be in that zone.
The Meadow, Cavern & Lava Zones