Like other regions, the Johto region has its own set of 16 gyms (the other eight from the kanto region can be accessed later on) that trainers can battle to get badges and to be able to face the Elite Four.
1st Gym - Violet City
- Gym Leader: Falkner
Violet city gym
- Specialty Type:
- How to access: Defeat the sages in the Sprout Tower.
- Rewards: Zephyr Badge, TM 51, Can now use HM06 (Rock Smash)
| Pokemon | Level |
| Pidgey | Lv. 9 |
| Pidgeotto | Lv. 13 |
Azalea Gym
leader: Bugsy
type: Bug
pokémon: Metapod lv. 14, Kakuna lv. 14, Scyther lv.16
Goldenrod Gym
leader: Whitney
type: Normal
pokémon: Clefairy lv.18, Miltank lv.20
Ecruteak Gym
leader: Morty
type: Ghost
pokémon: Gastly lv.21, Haunter lv.21, Gengar lv.25, Haunter lv. 23
Cianwood Gym
leader: Chuck
type: Fighting
pokémon: Primeape lv.27, Poliwrath lv.30
Olivine Gym
leader: Jasmine
type: Steel
pokémon: Magnemite lv.30, Magnemite lv.30, Steelix lv.35
Mahogany Gym
leader: Pryce
type: Ice
pokémon: Seel lv.27, Dewgong lv.29, Piloswine lv.31
Blackthorn Gym
leader: Clair
type: Dragon
pokémon: Dragonair lv.37,Dragonair lv.37,Dragonair lv.37,Kingdra lv.40