Ninja Hattori-Kun ReturnsSeason 32013 · 52 episodesEpisodes1Kenichi expresses his admirationInspired by his father's busy life, Kenichi and his family decide to build a hot spring at home. Will their shared dream become a reality?2Kenichi feels overjoyedYumeko's compliment on Kenichi's lunchbox fuels his desire to impress her further. Can he win her over with a drawing of her?3Kanzou Hattori to help KenichiKenichi struggles with setbacks, leaving him disheartened. Kanzou Hattori steps in, crafting a plan to lift his spirits. Will it work?4Kenichi becomes anxiousKenichi's messy room becomes a crisis when Yumeko visits. Desperate, he turns to Kanzou Hattori for help. Will his friend lend a hand?5Kanzou Hattori motivates KenichiKenichi fears the spinning ring contest. Kanzou encourages him to practice and win. Will Kenichi rise to the challenge?6Kentaro is confusedKentaro's India business trip is turning into a logistical nightmare. His family's overpacked luggage threatens to derail his journey. What will he do?7Kanzou Hattori receives a job offerKanzou Hattori lands his dream job: entertaining kids as a cartoon character at the mall. Can he bring joy and laughter to his young audience?8Kenichi enjoys his timeLeft alone at home while his family shops, Kenichi is terrified by news reports of two dangerous robbers. Can he protect himself?9Kagechiyo grows worriedKagechiyo and Shishimaru clash in a battle of strength. But Kagechiyo's victory is short-lived when his tail gets trapped, putting him in a desperate situation.10Kenichi to fulfil his mother's wishDriven by love for his mother, Kenichi and his brothers embark on a perilous quest to find legendary mushrooms atop a treacherous mountain.11Kenichi helps his grandmotherKenichi and his brother help Grandma clean, then try to impress their parents by cleaning their own house. Will they succeed?12Shinzo feels upsetKenichi's illness brings his mother's attention, leaving Shinzo feeling neglected. What will he do to win her affection?13Amara vows to defeat Kanzou HattoriArmed with a high-tech helmet, Amara sets his sights on conquering Kanzou Hattori. Can his newfound powers lead him to victory?14Kagechiyo executes his planShishimaru's family eats all the food, leaving him hungry. Kagechiyo sees an opportunity to sow discord between Shishimaru and Kenichi's family. Will his plan succeed?15Kanzou Hattori uses his skillsKenichi's family worries as their leaky roof drips relentlessly. Kanzou Hattori, with his peculiar skill, gathers the falling water. How long can he hold this task?16Kanzou Hattori gets interrogatedKanzou Hattori, a ninja, is suspected by the police of being the Ninja Thief. Taeko steps in to clear his name. Will she succeed?17Kentaro's busy scheduleKentaro chooses to finish his office work at home, making it clear to his family not to disturb him during his work. Will he manage to complete his work without any interruptions?18Kanzou Hattori offers his helpKanzou Hattori, a teacher, takes charge during a supervised walk. Chaos erupts when a child chases a cat. Can he restore order?19Kanzou Hattori instructs KenichiKenichi seeks meditation guidance from Kanzou Hattori, who sets rigorous training. Will Kenichi persevere and master the art?20Kanzou Hattori gets scaredKagechiyo's pup-like disguise tricks Shishimaru into attacking Kanzou. A frog-fueled fright ensues. Can Kanzou unravel the mystery behind the attack?21The Tripod CompetitionIn order to prove his friends wrong, Kenichi persuades Hattori to pose as his father for the upcoming school's Tripod Competition. Will Hattori help him?22The lottery ticketKentaro's lottery win brings joy, but fear for his family's safety leads him to demand secrecy. Will they keep his secret?23The new smartphoneKentaro's new smartphone mesmerizes his family, leading them into a world of digital dependence. Can Hattori guide them back to reality?24The Ninja PrincessKenichi's mockery of Yumeko's "Ninja Princess" story sparks a challenge. Teaming up with Kemumaki, she awaits his surprise at her favorite spot.25The missing ninja swordHattori helps Taeko eradicate the pest problem at home. However, he misplaces his ninja sword while helping Kenichi's family. Can they help him find his sword?26The drawing classesYumeko is offended by Kenichi's poor drawing of her. Can he redeem himself by taking drawing classes from Hattori and impressing her?27The house shiftingKoike-Sensei's plan to impress Aiko-Sensei with his help during the shifting process is sabotaged by Hattori. Can he fix it?28The ninja motherKenichi discovers his mother, Taeko, secretly dressed as a ninja. With Hattori's help, they uncover the truth behind her mysterious activities.29Shinzo learns ninja techniquesShinzo is impressed by Hattori's ninja skills in the kitchen. Hattori offers to train Shinzo, but will he master the ninja techniques?30Funny pet videoYumeko shares funny pet videos with Kenichi. Inspired, Kenichi films his dog, Shishimaru, hoping to impress her. Will his attempt be a success?31The fast-forwarding ninja techniqueUpon Kenichi's request, Shinzo unravels a secret fast-forwarding ninja technique. However, the boon turns into a curse making Kenichi very slow. Can Hattori reverse the curse?32Kemaki injures his legKemaki gets hurt while practising his ninja skills. However, he continues to play the victim at school to enjoy the attention and benefits. Will he get caught?33A secret autographKenichi treasures a prized autograph, keeping it hidden from loved ones. Will his secret be revealed?34The bunny techniqueKemaki mocks Kenichi when the latter fails miserably at sports. However, Hattori offers to help Kenichi excel at sports and teaches him a bunny ninja technique. Will he succeed?35Kagechiyo's new petWhile honing his ninja skills, Kagechiyo finds a helpless cat. He secretly takes it in, but will his kindness be exposed by Kemaki?36Hattori keeps his promiseHattori refuses to reveal Yumeko's secret when Kenichi blackmails him. Meanwhile, Kemaki disguises himself as Yumeko to find out the secret. Will Hattori fall for his trap?37The ninja dogShishimaru's ninja training takes a turn when he meets a skilled ninja dog. Will the dog's lessons help him master the art?38Kenichi is in troubleKemaki frames Kenichi for messing with the cement during their schoolyard paving project. Can Kenichi clear his name?39The ninja fireworksKenichi's date is ruined, but Hattori's ninja fireworks promise a spectacular alternative. Kemaki, learning the truth, plots sabotage. Will his scheme succeed?40The truth serumShinzo, questioning Hattori's aloofness, concocts a truth serum. But her experiment backfires, revealing her family's secrets. Will she face the consequences?41The chaotic guestNinja Hattori's family is gone, leaving him alone with a neighbor's pet frog. Will he handle the amphibian duties?42Practice makes you perfectNinja Hattori trains Shinzo and Shishimaru, but their concentration falters. Can they master ninja skills with his help?43The unclever ShinzoNinja Hattori and Shishimaru teach Shinzo the hearing technique. As Shinzo strives to improve, Kiyo overhears and tells Amara. Will this revelation lead to new challenges44My dream sweet dreamScared by a scary show, Kenichi can't sleep. Ninja Hattori uses a dream technique to help him overcome his fear, giving him a special moment with Umiko. Will it work?45Amara's ride to flying cotAmara shows Umiko a flying machine picture, promising a ride. Kenichi joins them. Will Amara have a surprise plan during their flight?46Shinzo's special Ninja techniqueShinzo seeks a Ninja technique to control tears, reading emotional tales. His own tears cause chaos, disrupting others. Can he master the technique without causing disturbance?47The machine dollKenichi builds a machine for Umiko, but Amara's interruption threatens to derail his efforts. Will Umiko's dream be fulfilled?48Ours home is oursAs Kenichi's rundown house gets renovated, they reside at his father's friend's place. They are surprised by the new facility. Will the unexpected upgrade bring happiness?49Mom's heart fills with joyInspired by a neighbor's garden, Kenichi's mom dreams of homegrown meals. Ninja Hattori helps her grow the perfect ingredients for a culinary masterpiece!50Kenichi is at tight situationDefeated in sumo by Amara, Kenichi seeks help from Ninja Hattori. Can Hattori's training give Kenichi the edge for the rematch?51Amara creates trouble to ShinzoShinzo works hard to buy his favourite toy, but Amara exploits his innocence, causing trouble. Will Shinzo overcome this setback and still manage to get his cherished toy?52Ninja Hattori's weak memoryKenichi's memory loss from a small accident worries his family. Without his Ninja skills, will Kenichi regain his memories and abilities, or face new challenges in his journey?Season 1Season 2Season 4Season 5Season 6