Ninja Hattori

When Kenichi watches TV, Ninja Hattori enters and surprises Kenichi. Hattori does all the household work and surprises Kenichi and his family; Koike-Sensei gets afraid of Hattori's shadow and runs to school. He scolds Kenichi at school, but Hattori saves Kenichi; Kenichi finds out ways to earn money to buy a toy engine for him. Hattori takes up a job and surprises Kenichi with a toy engine.

Shishimaru (Ninja dog) helps Kenichi and Yumeko from a dog and disappears. So, Hattori catches Shishimaru and brings him home; Hattori makes Kenichi study hard and does not allow him to rest. As Kenichi scores good marks, Ama gifts them both; Kenichi takes Hattori's help and does all the household work. Kenichi surprises his parents on their wedding anniversary with a celebration.

Hattori trains Kenichi to play baseball. But as Kenichi fears to play the match, Hattori plays on his behalf. Later, Kennichi plays and wins the match; Amara meets Hattori and fights with him. So, Hattori decides to teach Amara a lesson, but Koike-Sensei scolds Kenichi; Shinzou finds Hattori and helps him get rid of Amara. Hattori introduces Shinzou to Kenichi's family.

Koike-Sensei visits Kenichi's house. Shishimaru loses his grip and falls on Koike-Sensei and gets him unconscious; Shinzou loses his way and the list. So, Shishimaru and Hattori guide him. Shinzou tells everyone about his deed; Yamamoto visits Kentaru as a schoolmate. In the night, Yamamoto robs and tries to leave but gets caught. A cop declares a reward to the family.

Kenichi takes Hattori and Shinzou's help and wins the race on sports day; Hattori and Kenichi click pictures of Amara's cat while he robs the fruits and proves Kenichi innocent to the neighbour; Kenichi gets a bad dream of Amara threatening him and gets afraid to go to school. On seeing the doctor, Kenichi reveals the truth and makes Amara his friend.

Kenichi impresses with his picture of a UFO. After returning home, Hattori tells Kenichi the truth about the UFO; Kenichi insists Hattori on teaching him the Ninja technique and misuses it. Kenichi promises Hattori to use the technique at the right time; Kenichi enjoys his day and forgets to complete his homework. Next morning, he gets surprised to see his homework completed by Hattori.

Kenichi assumes Shinzou has been kidnapped. After a lot of struggle, Hattori and Kenichi get shocked to find Shinzou with Koike-Sensei; Kenichi and his friends visit the cocoa garden. While plucking the fruits, they get caught by the manager, but he allows them to take fruits; On hearing Shinzou's cry, Hattori shows the family a room that he uses to meditate at night.

When Kenichi and his friends watch the dolphin show, the dolphins go out in to the sea. So Hattori performs as a dolphin. Hattori feels that the world is habituated to machines and no one considers ninja techniques. Later, Hattori wakes up and realizes it was a nightmare. Amara fears to express himself, so Hattori uses the ninja technique and makes Amara speak about his mother.

Kenichi and his friends reach Tokyo without informing their parents. After returning, Kenichi's parents have a discussion about the trip; Shishimaru and Kenichi find a gold coin, but Shinzou loses it. Later, Hattori returns the gold coin to Kenichi's parents; Hattori hypnotises Kentaru to find the person who has robbed Kentaru's salary. He catches the thief and returns Kentaru's money.

Kenichi uses magic tricks on his teacher. Later, Amara uses magical tricks on Kenichi and makes him his pet. Shishimaru wins the race; Kenichi pleads to Ama to let him watch a movie, but she refuses. Kenichi helps Hattori in the household chores and get rewarded by his mother; In the race between the Kio and Shishimaru, Hattori saves Shishimaru from all the obstacles and helps him win it.

Amara tries to stop Kenichi from going to Yumeko's place by harming Kenichi, but Hattori manages to keep him safe; As Shishimaru swallows a diamond, the kids use a vacuum cleaner and remove the diamond. But later find out that the diamond was artificial; After Kenichi's parents leave, a thief enters as a guest. But Hattori and the kids teach him a lesson and get him arrested by the police.

Kenichi plays hide and seek with Yumeko and Amara, but Amara troubles Kenichi. The next day, Kenichi tricks Amara; Shinzou goes out with Shishimaru to get a gift for Kentaru on his promotion. Later, they return home with a gift and get a gift from Kentaru; Shinzou changes the look of Shishimaru and gives him to Kenichi to gift Yumeko. Later, Shinzou admits that he transformed Shishimaru.

Kenichi sends Hattori to school on his behalf to know if Amara gossips to Yumeko about him, but Amara gets to know that Kenichi is Hattori; Kentaru gets a frog made of gold. Amara threatens Hattori and makes him his slave as he fears frogs;Shinzou feels bad for always losing the finger game. Hattori, Kenichi and Shishimaru go in search of Shinzou and feel happy on finding him at the end.

Kenichi makes a plane with Hattori's help and impresses Yumeko by flying the plane himself; Kenichi opens a parcel and shares the cake with Shinzou and Shishimaru, but later realises, it was the neighbour's parcel; Kentaru finds it difficult to go to work due to a hangover. Kenichi gets angry as his father never spends time with him and seeks help from Hattori to stop Kentaru from drinking.

Amara plays a prank on Kenichi by making him win a lottery. Later, they find out that they have won a lottery in reality; Kenichi and Hattori go to a salon to get a haircut. On seeing Amara coming, Kenichi becomes a hair stylist and shaves Amara bald; Shinzou and Shishimaru help Kenichi to become tall by attaching artificial legs. But later realizes the outcome and refuses to grow tall.

Kenichi wins a lucky draw of ringing the bell on New Year's Eve. Hattori and his friends help Kenichi ring the bell 108 times. Shishimaru pretends and makes everyone believe that he hates chocolate rolls. But later, eats all of them. Kenichi tells Shishimaru a story that he read, and they both get emotional. Hattori uses his Ninja technique to know the reason behind their tears.

Kenichi writes a letter to Yumeko, but Amara adds a few lines and posts the letter to Yumeko. Hattori helps Kenichi find the letter with his ninja technique; Kenichi finds a remote control plane. Hattori, Shinzou and Shishimaru find out whose plane it is and pray for his good health; Kenichi sees Yumeko spending her life with Hattori, but later realizes, it was a dream and feels relieved.

Kio comes across Shinzou and troubles by showing him some ninja techniques. As Hattori gets to know this, he decides to teach Kio a lesson; When Yumeko and Kenichi play badminton, they break Yumeko's grandfather's favourite statue, but Hattori fixes the statue; A guest arrives at Kenichi's place and eats all the food. A lady claims the old man to be her father and takes him away.

Kenichi takes Hattori's handmade boat to school. Amara doesn't believe Kenichi and tells him to prepare another boat, but Kenichi fails at it; Koike-Sensei and the kids cook the 'yami' and blindfold themselves before eating it. Amara cheats in the rituals and gets punished for it; Kio tries to trap a mouse, but Hattori saves it and tells the mouse to take his family and leave the house.

Hattori gives Kentaru a recorder to help him in his speech but it fails. So, Hattori helps him complete his speech; Kenichi and his friends build their nest on their roof top for the birds, but Amara gifts it to Yumeko. Later, Hattori teaches him a lesson; Shishimaru and Shinzou misbehave and disturb everyone at the theatre, so Hattori uses his technique to stop them from going with Yumeko.

Amara claims a bone to be of an elephant from the ancient era. As Hattori gets to know about Amara's false claims, he teaches him a lesson; Shinzou gets upset for losing his balloon. So, Hattori gifts Shinzou another balloon and makes him happy; Shishimaru finds the alarm disturbing and puts it off. He gets everyone late, but at the end, Hattori's makes Shishimaru realise his mistake.

Amara sends a courier with all question papers in it to Kenichi's place. Later, Hattori makes Amara confess for cheating with Kenichi during his exams; Yumeko gives Kenichi a book to read. But, Amara robs the book. So, Hattori manages to get a new one; As Koike-Sensei acts strict with the students, Hattori helps Kenichi to change Koike-Sensei in a natural way.

Shinzou and Shishimaru follow Hattori and Kenichi to the theatre. In an emotional scene, Shinzou falls asleep, so, Kenichi and Hattori feel relieved; As Shinzou gets excited about flowers, Hattori shifts the entire flower bed at the roof of their house and makes Shinzou happy; In a competition, Amara cheats, but Hattori gets him caught. At the end, Hattori wins the competition.

Ama gets upset with Kentaru and vents out her anger on the kids. Hattori brings them together by making them remember their marriage days; As Kenichi refuses to eat vegetables, Hattori seeks help from Yumeko and succeeds in making Kenichi eat vegetables; Kio feels lonely as Amara goes out, so he stays with Ama. Later, Hattori calls Amara back to take away Kio with him.

When Koike-Sensei visit's Kenichi place to complain about Kenichi's cheating, the kids trouble him and send him away; Kenichi gets an opportunity to work with the police for a day. Hattori and his friends search a robber and get him caught; Kenichi and Shinzou visit a restaurant that serves free food, if one finishes the meal in 3 minutes. Amara cheats and gets forced to pay the entire money.