If Gary Oak is headed for the Sinnoh region, then Ash Ketchum won’t be far behind! Ready to take on the Sinnoh League, Ash brings along Pikachu and meets up with Brock in Sinnoh, where the pair of Trainers are soon joined by a third—Dawn, a novice Pokémon Coordinator determined to follow in the footsteps of her mother. Both Ash and Dawn struggle with their respective paths, but it’s easy for them to make new friends, gaining new Pokémon like Turtwig and Piplup.
All episodes — Diamond and Pearl
S10 E1Following a Maiden's Voyage!
Sep 28, 20066.223 min
While Ash, Pikachu, and Aipom head toward the Sinnoh region, where lots of new adventures await them, a young Trainer named Dawn is just beginning her own Pokémon journey.
S10 E2Two Degrees of Separation!
Sep 28, 20066.623 min
As Dawn sets off to find an injured Pikachu's Trainer, Ash hears the story from Professor Rowan and sets off to find Dawn-and reunites with Brock along the way!
S10 E3When Pokémon Worlds Collide!
Sep 28, 20066.623 min
As Ash and Brock finally meet up with Dawn and are reunited with Pikachu, a Trainer named Paul challenges Ash to a battle.
S10 E4Dawn of a New Era!
Oct 5, 20066.623 min
Dawn has her very first battle with Nando, a Pokémon bard who's torn between two possible paths on his journey.
S10 E5Gettin' Twiggy with It!
Oct 19, 20066.623 min
After Team Rocket makes off with Ash's Pikachu once again, a feisty Turtwig appears to rescue Pikachu and later takes a bit of time to warm up to our heroes.
S10 E6Different Strokes for Different Blokes!
Oct 26, 20066.623 min
After showing up again seemingly out of nowhere, Paul is pitted against Ash in a series of battles that reflect just how different they are as Trainers and people.
S10 E7Like It or Lup It!
Nov 2, 20066.623 min
On their way to Jubilife City and Dawn's first Pokémon Contest, Piplup decides to help a group of Pokémon in need.
S10 E8Gymbaliar!
Nov 9, 200623 min
Our heroes come across a phony Pokémon Gym run by a disguised Team Rocket, who are plotting to steal as many Pokémon as they can!
S10 E9Setting the World on Its Buneary!
Nov 16, 20066.423 min
Our heroes discover a Buneary in the forest on the way to Jubilife City, and Dawn decides she just has to catch it!
S10 E10Not on MY Watch Ya Don't!
Nov 30, 200623 min
When our heroes arrive in Jubilife City for Dawn's first Pokémon Contest, they run into some fake Pokétch peddlers with an evil scheme!
S10 E11Mounting a Coordinator Assault!
Dec 7, 200623 min
Ash decides to join Dawn in their very first Pokémon Contest, and Dawn finds a new friend and rival in a fellow Coordinator named Zoey!
S10 E12Arrival of a Rival!
Dec 14, 200623 min
The Jubilife City Pokémon Contest is in full swing! Can Ash and Dawn make it to the finals? And what will happen if they face each other?
S10 E13A Staravia Is Born!
Dec 21, 200623 min
On their way to Oreburgh City, our heroes discover that something is happening to the flying Pokémon who live in the forest, and they decide to investigate.
S10 E14Leave It to Brocko!
Dec 21, 200623 min
When our heroes help an injured Nuzleaf, Team Rocket tries to steal it-and ends up nabbing Brock in the process!
S10 E15Shapes of Things to Come!
Jan 11, 200723 min
When Ash arrives at the Oreburgh Gym for his first Gym battle in the Sinnoh region, he discovers that his rival Paul has beaten him to the challenge!
S10 E16A Gruff Act to Follow!
Jan 18, 200723 min
After Paul's victory at the Oreburgh Gym, it's Ash's turn to face Gym Leader Roark and his powerful Rock-type Pokémon.
S10 E17Wild in the Streets!
Jan 25, 200723 min
When a Team Rocket scheme unleashes ancient Pokémon upon Oreburgh City, our heroes must pitch in to round them up!
S10 E18O'er the Rampardos We Watched!
Feb 1, 200723 min
Ash is back at the Oreburgh Gym for a rematch with Roark-who has a newly evolved Rampardos on his team! Can our hero win his first Sinnoh Gym badge?
S10 E19Twice Smitten, Once Shy!
Feb 8, 200723 min
As our heroes travel toward Dawn's next Pokémon Contest in Floaroma Town, she catches an adorable Pachirisu-who might turn out to be more than she can handle!
S10 E20Mutiny in the Bounty!
Feb 22, 200723 min
When our heroes encounter the ruthless Pokémon Hunter J, they are forced into an unusual alliance to deal with the threat!
S10 E21Ya See We Want an Evolution!
Mar 1, 200723 min
Our heroes come across two Trainers who are dedicated to their unevolved Pokémon-and must protect them when Team Rocket is determined to steal those Pokémon and make them evolve!
S10 E22Borrowing on Bad Faith!
Mar 8, 200723 min
Our heroes come across an unofficial Pokémon Contest in a small village-and after an unusual good deed, Team Rocket's Jessie wants to borrow Ash's Aipom to compete!
S10 E23Faced with Steelix Determination!
Mar 15, 200723 min
On their way to Dawn's next Pokémon Contest in Floaroma Town, our heroes come across a village of Bidoof whose safety is threatened by a rampaging Steelix!
S10 E24Cooking Up a Sweet Story!
Mar 29, 200723 min
When the elderly Abigail's Pikachu goes missing, Ash's Pikachu reluctantly agrees to fill in until Abigail's niece can locate the missing Pokémon.
S10 E25Oh Do You Know the Poffin Plan!
Mar 29, 200723 min
Dawn convinces Ash and Brock to join her in a cooking class, where they learn how to make Pokémon snacks called Poffins-and meet the fascinating Pokémon Roserade!
S10 E26Getting the Pre-Contest Titters!
Apr 5, 200723 min
As she prepares for the Pokémon Contest in Floaroma Town, Dawn gets a surprise visit from her childhood friend Kenny!
S10 E27Settling a Not-So-Old Score!
Apr 5, 200723 min
In the Floaroma Pokémon Contest, Dawn finds herself facing off against not only "Jessilina" but also her old friend Kenny!
S10 E28Drifloon on the Wind!
Apr 12, 200723 min
On their way to Eterna City, our heroes meet an unusual Nurse Joy who has a family: two little girls who want to be just like their mom!
S10 E29The Champ Twins!
Apr 12, 200723 min
Our heroes meet twin Trainers who have won 15 Tag Battles in a row-and the boys challenge Ash and Dawn to battle number 16!
S10 E30Some Enchanted Sweetening!
Apr 19, 200723 min
In the Eterna Forest, our heroes meet a treasure hunter named Cheryl who's on a mission to discover the Amber Castle, which holds a special Enchanted Honey!
S10 E31The Grass-Type Is Always Greener!
Apr 26, 200723 min
As our heroes help treasure-hunter Cheryl with her quest for the Enchanted Honey, they meet a Trainer named Gardenia who adores Grass-type Pokémon.
S10 E32An Angry Combeenation!
May 3, 200723 min
Our heroes, along with treasure-hunter Cheryl, discover a mysterious cave that might hold the answers to the Enchanted Honey they've been looking for!
S10 E33All Dressed Up with Somewhere to Go!
May 10, 200723 min
Our heroes discover the Pokémon Dress-Up Contest, a unique event where Pokémon compete by disguising themselves as other kinds of Pokémon!
S10 E34Buizel Your Way Out of This!
May 17, 200723 min
On their way to Eterna City, our heroes meet up with Dawn's friend and contest rival Zoey-plus an impressive Buizel that Dawn would love to catch!
S10 E35An Elite Meet and Greet!
May 24, 200723 min
Our heroes run into Lucian, a member of the Sinnoh region's Elite Four, who agrees to help Dawn train her new friend Buizel.
S10 E36A Secret Sphere of Influence!
May 31, 200723 min
When our heroes arrive in Eterna City for Ash's next Gym battle, they witness the aftermath of a major theft at the local museum of history!
S10 E37The Grass Menagerie!
Jun 7, 200723 min
Ash challenges Gym Leader Gardenia, a Grass-type expert who defeated him in battle when they first met in Eterna Forest! Can he come out on top this time?
S10 E38One Big Happiny Family!
Jun 21, 200723 min
When Brock's Pokémon Egg starts to hatch, our heroes make a fateful stop at a run-down Pokémon Center along the Cycling Road.
S10 E39Steamboat Willies!
Jul 5, 200723 min
Our heroes board a steamboat headed to Hearthome City-but when they have to run back into town for supplies, the boat accidentally takes off with their Pokémon!
S10 E40Top-Down Training!
Jul 19, 200723 min
On their way to Hearthome City, our heroes cross paths with Cynthia, the Champion of the Sinnoh League-and she's battling Ash's rival Paul!
S10 E41A Stand-Up Sit-Down!
Jul 26, 200723 min
When Dawn runs into an injured Zoey on the way to Hearthome City, she learns about a whole new style of contest that uses two Pokémon at once!
S10 E42The Electrike Company!
Aug 9, 200723 min
At a Pokémon Training Center, our heroes meet a Pokémon Breeder who's having some difficulty with his powerful but undisciplined Electrike.
S10 E43Malice in Wonderland!
Aug 16, 200723 min
Our heroes pass through a mysterious gate and are sent to a strange place where all their dreams seem to be coming true-courtesy of a mischievous Mismagius!
S10 E44Mass Hip-Po-Sis!
Aug 23, 200723 min
Our heroes rescue a terrified Hippopotas who's gotten stranded on a ledge, and they set off to return their new friend to its herd.
S10 E45Ill-Will Hunting!
Aug 30, 200723 min
Ash unexpectedly runs into Gary Oak, his old rival from Kanto, and the two Trainers team up to protect a rare Shieldon from Pokémon Hunter J!
S10 E46A Maze-Ing Race!
Sep 13, 200723 min
When Dawn decides to take a detour to upgrade her Pokétch, our heroes find themselves in a maze of Team Rocket's making!
S10 E47Sandshrew's Locker!
Sep 27, 200723 min
A Trainer named Mira offers to send our heroes straight to Hearthome City using her Abra's Teleport move, but first she needs them to do her a favor.
S10 E48Satoshi and Hikari! Facing a New Adventure!!
Sep 27, 200723 min
A clip show unaired outside of Japan summarizing the important events of the first 47 Diamond and Pearl episodes, including Satoshi's (Ash's) victories over Hyouta (Roark) and Natane (Gardenia), and the introductions of new rivals Shinji (P
S10 E49Dawn's Early Night!
Oct 4, 200723 min
It's time for the Hearthome Contest! Dawn faces some stiff competition: her rival Zoey, Pokémon bard Nando, and Team Rocket's Jessie are all determined contenders!
S10 E50Tag! We're It...!
Oct 4, 200723 min
Right on the heels of the Pokémon Contest, Ash, Dawn, and Brock all decide to enter Hearthome City's Tag Battle Competition, where teams of two Trainers face off!
S10 E51Glory Blaze!
Oct 18, 200723 min
Ash has been paired up with his rival Paul for the Tag Battle Competition-but Paul is pushing his Chimchar way too hard!
S10 E52Smells Like Team Spirit!
Oct 25, 200723 min
The Hearthome City Tag Battle Competition is coming to an exciting conclusion, as all of our heroes are set to face each other in the last few rounds!