From Bulbapedia, the community-driven Pokémon encyclopedia.
Pocket Monsters Encore (Japanese: ポケットモンスター アンコール Pocket Monsters Encore) were a series of reruns of the Pokémon anime in Japan. It ran from October 19, 1999 to September 17, 2002, broadcasting 137 times on Tuesdays at 7PM on TV Tokyo.
Episodes were broadcast with Japanese and English audio tracks, except for EP035 and EP018, which were broadcast in stereo. EP022 and EP023 broadcast together. EP018 was taken out of sequence and inserted between Holiday Hi-Jynx and Snow Way Out!, which were broadcast in place of EP038 and EP039. EP052 aired between EP047 and EP048 and EP053 between EP057 and EP058.
Pokémon de English (Japanese: ポケモンdeイングリッシュ) was broadcast after the main show, though occasionally skipped.
It was succeeded by the Weekly Pokémon Broadcasting Station.