Pokémon Diamond & Pearl Adventure Manga Volume 4

TITLE: Pokémon Diamond and Pearl Adventure!, Vol. 4
By Shigekatsu Ihara
CALL OUT: Based off of the Popular Video Game!
Synopsis: Hareta and his friends take on Team Galactic! But they've walked right into a trap! Hareta, together with several of Sinnoh's Gym Leaders, launch their attack on Team Galactic's headquarters (after a short break for some lunch)!