Information about the upcoming manga volumes for Pokémon Adventures Volumes 9 and 10 as well as Pokémon Diamond and Pearl Adventure! Vol. 8 has been posted on SimonandSchuster.com. The volumes will be released later this year. Below is the available information that was posted on the site.

Pokémon Adventures Vol. 9	Pokémon Adventures Vol. 10	Pokémon DP Adventure! Vol. 8
Publisher: VIZ Media LLC Release Date: October 2010 Pages: 224 pages ISBN-10: 1421530627 ISBN-13: 9781421530628 Story & Art: Hidenori Kusaka	Publisher: VIZ Media LLC Release Date: December 2010 Pages: 200 pages ISBN-10: 1421530635 ISBN-13: 9781421530635 Story & Art: Hidenori Kusaka	Publisher: VIZ Media LLC Release Date: November 2010 Pages: 192 pages ISBN-10: 1421536714 ISBN-13: 9781421536712 Story & Art: Shigekatsu Ihara

Pokémon Diamond and Pearl Adventure! Vol. 8 Synopsis

If Hareta and his new rival Koya can’t agree on how to rescue Cyrus and a group of mind-controlled Pokémon, they might never get saved! Then Koya is attacked by a long-lost Pokémon friend... And when Hareta finally gets his chance to battle the legendary Pokémon Giratina, two unexpected allies arrive to fight by his side!

Pokémon Adventures Vol. 9 Synopsis

The adventure, starring Gold and his rival Silver, continues! Gold is still trying to track down Silver when he uncovers a far bigger threat. Can these two trainers put aside their differences to fight a common enemy?Keep an eye on Team Rocket, Gold and Silver... Will they be the toughest opponents yet?

Pokémon Adventures Vol. 10 Synopsis

A new adventure begins! In order to assist Professor Oak's research, a young trainer, Crystal, hits the streets of Yoshino City with a new Pokédex in hand! Her goal is to capture all the wild Pokémon! And what will happen when the legendary Pokémon Suicune has awakened?!

Source: http://books.simonandschuster.com/