Johto and Kanto.zip is a release file of the Minecraft map Pokémon HeartGold/SoulSilver: Johto and Kanto, made for Minecraft 1.18.1. It was published on March 26, 2022 and is 52.2 MB in size. For the full description, screenshots and every other version, visit the Pokémon HeartGold/SoulSilver: Johto and Kanto map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.