Kanto Route 27/Differences among generations

In the Generation II games, although it is located in Kanto, this route uses only Johto tile sets as opposed to Kanto's. In, the tile sets are instead Johto-style on the west end and Kanto-style on the east end.

Also in Pokémon HeartGold and SoulSilver, after beating the for the first time and boarding the S.S. Aqua, the  music changes from the Johto style to the Kanto style. This change was not present in the original nor in. This also occurs in the Tohjo Falls,, and.

Like on Route 28 in Pokémon HeartGold and SoulSilver, the undefined is unable to to Johto from this route but can fly to both Kanto and Johto from Route 26 and the Indigo Plateau despite Route 27 being closer to Johto. In Generation II, the player can only fly to Johto from Route 26-27 and Indigo Plateau prior to boarding the S.S. Aqua the first time. After arriving in Vermilion City, the player cannot fly to Johto from anywhere in Kanto, which includes Routes 26 to 28 and the Indigo Plateau.