TV Tokyo has launched a mini-website called the:
TV Anime "Pocket Monsters" 1000 Episodes Broadcast Celebration (テレビアニメ「ポケットモンスター」1000回放送記念).
SM49 marks the
1000th aired episode of the main series Pocket Monsters anime. Translations of the first news post follow:
TV Anime "Pocket Monsters" 1000 Episodes Broadcast Celebration Special Event
To celebrate the TV Animation "Pocket Monsters" 1000th broadcast on Thursday, November 9th, 2017, on Saturday, November 11th, 2017, Sunshine City will hold a special event! Rica Matsumoto, the voice of Satoshi will appear as a special guest! Other guests will also be announced.
■ Date: Saturday November 11th, 2017
■ Venue: Sunshine City Fountain Square (Alpa B1)
※ We will post detailed information, such as event holding time, in the future.
Source:
http://www.tv-tokyo.co.jp/anime/pokemon1000/#171012_b