Season guide

Ninja Hattori-Kun Returns: Season 1

26 episodes Premiered Mar 13, 2013 Updated Oct 3, 2026

Hailing from the mountains of Iga, Kanzo Hattori moves in with elementary school student Kenichi Mitsuba and his family to hone his skills as a ninja.

Season overview

Hailing from the mountains of Iga, Kanzo Hattori moves in with elementary school student Kenichi Mitsuba and his family to hone his skills as a ninja.

Season 1 Episodes

Episode Guide

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Season 1: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

12%

88%

Mytharc (3): Crucial lore & season climaxes

Core (23): Character development & subplots

Side Quest (0): Standalone / filler

S1·E1 Mytharc

The Great Bargain Sale! / Transformation Isn't a Child's Play!

Mar 13, 2013

S1·E2 Core

Everybody Needs Encouragement! / Are You Scared of Mummies?

Mar 20, 2013

S1·E3 Core

Mama's Mission Fitness! / A Scribbling on Hattori's Face!

Mar 27, 2013

S1·E4 Core

I'm Going to Papa's Office! / A Tennis Match Between Kumumaki and Kenichi!

Apr 3, 2013

S1·E5 Core

Shinzou Wants to Help! / It Isn't Easy to Make Yumeko Happy!

Apr 10, 2013

S1·E6 Core

Where is the Examiner? / Who is the Superhero, Kenichi or Kemumaki?

Apr 17, 2013

S1·E7 Core

A Day Without Electricity! / Dog Versus Cats!

Apr 24, 2013

S1·E8 Core

The Result of Sir's Homework! / A Customized Cycle!

May 1, 2013

S1·E9 Core

Hattori's Prolonged Hiccups!

May 8, 2013

S1·E10 Core

A Tiff Between Shinzou and Hattori! / Enemies or Friends?

May 15, 2013

S1·E11 Core

Hattori Revives a Failing Business! / Kenichi Performs Magic Tricks!

May 22, 2013

S1·E12 Core

Shishimaru's Kindness!

May 29, 2013

S1·E13 Core

It Wasn't as Expected! / Fishing Isn't an Easy Job!

Jun 5, 2013

S1·E14 Core

Shinzou's Paper Bird Flying Technique! / Yumeko's Fashion Show

Jun 12, 2013

S1·E15 Core

What You Sow Is What You Reap!

Jun 19, 2013

S1·E16 Core

Are the Security Devices Powerful? / Yumeko's Man of Destiny!

Jun 26, 2013

S1·E17 Core

Hattori's Delivery Service! / A Burglar Crow!

Jul 3, 2013

S1·E18 Core

Finding Kenichi's Lost Watch! / Robert's Stumbling Technique!

Jul 10, 2013

S1·E19 Core

Will Hattori Cry? / The Monkey Kingdom!

Jul 17, 2013

S1·E20 Core

Is Papa a Good Carpenter? / Will Kenichi Make It to School On Time?

Jul 24, 2013

S1·E21 Core

The Mitsuba Family is a Ninja Family! / Bowling is Fun!

Jul 31, 2013

S1·E22 Core

An Adventurous Drive to the Amusement Park! / Preventive Injection is a Must!

Aug 7, 2013

S1·E23 Core

A Challenging Golf Tournament! / Playing Hide-and-Seek in an Amusement Park!

Aug 14, 2013

S1·E24 Core

A Growing Bird, Mimicky! / The Quiz Contest!

Aug 21, 2013

S1·E25 Mytharc

Honesty is the Best Policy! / The Hot Air Balloon!

Aug 28, 2013

S1·E26 Mytharc

Kenichi's Tree House! / The Cricket Match!

Sep 4, 2013