These are the islanders that have only appeared in the Japan only game Animal Forest e+.
“"I should have asked someone with a spine, or maybe some humor, or maybe just some guts...Madam Rosa
“Masa (マサ, Masa) is a cranky dog islander who only appears in Animal Forest e+. If the player was...Masa
“Verdun (ベルダン, Berudan) is a cranky bull islander from the Animal Crossing series. He only...Verdun
“Lulu (ルル, Ruru) is a peppy anteater islander in Animal Crossing series. Her only appearance was...Lulu (islander)