Four Island is a location in Pokemon LeafGreen. To start the journey there, you need to have at least 60 different Pokemon.
It's on four island in the northeast portion of the island.
You cannot get to Fire Island on Pokemon LeafGreen. Fire Island is a setting exclusive to the second Pokemon movie, Pokemon the Movie 2000.
One Island by Mt. Ember
Go to one island and go to mt ember go inside and find the ruby and give it to celio who is in the Pokemon center on one island *note* you must have beaten the elite four and got the national dex to get the ruby and strength.
for the unknowns
on four island
In icefall cave on four island.
four island, in icefall cave
get it in icefall cave on four island
She is in icefall cave.
After you defeat the Elite Four.
The Daycare is located on Four Island, not Five Island.
On four Island you will need a Pokemon that knows Surf.
Beat the Elite Four, Get Rainbowpass from cello,and tada! You are at seven island
In icefall cave at four island.
South of cerulean city and four island.
Only in firered and leafgreen can you venture to the sevii islands and four island.