Professor Birch/Manga/RS

Professor Birch first appears in PM117 of the last volume of Pokémon Pocket Monsters where Red meets up with him in Hoenn. In I Won't Let You Lead!!, he challenges  his  to a -catching duel and was able to easily win the contest, along with the other competitions he was involved in with Red.

His most recent appearance was in PMHGSS20. He, along with the other professors, were the judges of Clefairy's fight with. After their battle, Professor Birch got into a brawl with the other professors that was started by Clefairy. After watching the fight that was recorded, they worked together and fought Clefairy.