A new manga, Pocket Monster ~Liko no Takaramono~ (Pocket Monster ~Liko's Treasure~) made by Kahori Orito, will debut in the June issue of the shojo magazine Ciao on sale May 2, 2023. The series will center on Liko and her Pokémon's new adventures.

Source: ANN

A new manga, Pocket Monsters (2023), will debut in the next issue of CoroCoro Comics, on sale on April 14, 2023. Kage Yamataka's manga is based on the new animated series that will debut next month.
It's still unconfirmed of the manga is going to be a retelling of the TV episodes or brand new content.

The English version of the first volume of "Pocket Monsters: The Story of Satoshi and Gou" (also know as Pocket Monsters 2019) is being released by Viz Media on November 9th, 2021. It will be releasedunder the title "Pokémon Journeys: The Series."

Pokémon Journeys: The Series is drawn by Machito Gomi. The manga is based on the new animated series: Pokémon Journeys.
Gomi launched the manga, a monthly series, in the December 2019 issue of CoroCoro Comics (on sale November 15, 2019).

Source:

Viz Media annouced today that Pokémon Special (Adventure) Sword & Shield manga will be translated into english.
The first english volume will release on August 10, 2021.

Story by Hidenori Kusaka, Art by Satoshi Yamamoto
ISBN-13 978-1-9747-2418-5
Length 104 pages

Casey and Henry can’t enter Galar region tournaments without the support of the local champion, Leon! But with train disruptions, Team Yell and wild Dynamax Pokémon getting in their way, will they ever get a chance to impress him?!

Who’s going to get these wandering Wooloo off the train tracks?

Click to expand...

Source: VIZ Media