Toppa Bashin, who received a pendent with a red stone from his missing father, goes to meet the Battle Spirits champion J Sawaragi for a match.

After his match against J, Bashin learns that he's a chosen card battler.

It's Parents Day at Toaru Elementary school, and one of the rumored Nazo-Otona appears.

Popular idol My Sunshine disappears before a concert, and while searching for her, Bashin finds her alter-ego Suiren instead.

Bashin and J's elementary schools face off at the athletics meet.

Striker feels useless while in the hospital, so he decides to learn Battle Spirits.

Bashin and Striker are locked out of a My Sunshine performance.

Bashin's class is going to Kyoto on a trip, but Meganeko is left behind.

J locks in the guests at a party in his Kyoto home to catch a Nazo-Otona.

In order to mend his relationship with his mother, J decides to give up Battle Spirits.

My Sunshine announces on Battle Spirits TV that she doesn't like Battle Spirits.

Bashin gives Siegfried to Striker, and goes off to try and win 100 battles without it.

It's the day of the tournament, but Bashin is still in his room, sleeping.

In the main tournament, Bashin and J make it to the final round.

Bashin is planning a surprise for his school Christmas party.

After getting in a fight with Bashin over his deck, Aibou runs off.

Suiren's true identity is revealed to be... an old lady?

While Meganeko plays detective, J invites Bashin and his friends to test a new battle system.

Elliott plans to open a Battle Spirits school in America.

On the last day of school, Bashin decides to ditch the surprise party his class planned for Card Sensei.

Noticing how off Bashin, who still hasn't apologized to Meganeko has been, Striker decides he needs Valentines chocolate to feel better.

Meganeko starts her training under Card Sensei, where she chooses to be a yellow card battler.

Bashin wants to test his new X-Rare on J, but he's still acting strangely.

Meganeko enters the spring tournament, disguised as the masked card battler Kiiroko.

If he can defeat Kiiroko, Bashin will get to face J again in the finals.

J throws a graduation party, and Bashin brings Kiiroko along to surprise his friends.

My Sunshine is going through artists block, so her manager hires a music critic for her.

Battle Spirits TV films a special at J's castle, which is rumored to be haunted.

Bashin and the others finally enter middle school, where both he and J find Numbers within their new schools.

Bashin wants to join the Battle Spirits club, which may not even exist.