As a tie-in to the upcoming TV series Pocket Monsters Best Wishes: Season 2, a twitter account has been opened under the name "The Rocket Gang Secret Empire" (ロケット団ひみつ帝国). The account is allegedly run by Sakaki himself. The twitter account description is as follows:

picロケット団ひみつ帝国
@Pokemon_Radio

ロケット団のサカキだ!我々は、このtwitterを利用して広く団員を募り、世界征服に乗り出す。さあ、集えロケット団の名の下へ!キーワードは、“Poke’mon Radio show! ロケット団ひみつ帝国”だ! カントー地方·
(This is Sakaki of the Rocket Gang! We will be using this Twitter to recruit new gang members from all over, so we can embark on world domination! Now, gather in the name of the Rocket Gang! The keyword is "Poke’mon Radio show! The Rocket Gang Secret Empire" -Kanto Region)