Lesson of Darkness

えぇ!? 俺がマフィアの10代目!?

A strange infant, Reborn, claiming to be a hitman for the Mafia approaches Tsunayoshi "Tsuna" Sawada. To Tsuna's dismay, he has just been chosen to become the next Vongola boss.

ジ·エンド·オブ学校!?

Since Reborn's arrival, Tsuna begins to meet new and strange people. One of those people is Hayato Gokudera, a Mafia member who wants to kill Tsuna in order to become the Vongola boss. Meanwhile, Tsuna is forced to help the volleyball team, including his friend Takeshi Yamamoto, due to his show of strength in the previous episode.

電撃!愛と恐怖のクッキング!

Bianchi is an assassin who believes that love conquers all. So, in order for her love to reach Reborn, she attempts to kill Tsuna to free Reborn's schedule. Meanwhile, a young assassin named Lambo comes after Reborn.

家庭教師ヒットマン

A strange girl, Haru, is seen stalking Tsuna. In fact, Haru is actually trying to follow Reborn. In order to "free" Reborn, she tries to drive away Tsuna by force.

風紀委員長の退屈しのぎ

Just when Tsuna is adjusting to his new life, his school's delinquent leader, Kyoya Hibari, is now targeting Tsuna. Fortunately for Tsuna, Hibari is more interested in fighting Reborn.

ニーハオ・ギョーザ拳!

A strange Chinese infant, I-pin, comes to Japan in order to kill Tsuna.

極限!燃えるお兄ちゃん!

Tsuna finally meets Kyoko's older brother, Ryohei, but things don't seem to go the way he wanted when Ryohei nags Tsuna to join the boxing club.

先輩ボスはファミリー思い

Reborn's former student comes to Japan to visit Tsuna; Dino teaches Tsuna what it means to be a Mafia leader.

命短し ドクロ病

Tsuna is suddenly stricken with an embarrassing disease. Unfortunately for Tsuna, the only person who can cure it is a doctor who does not like to treat men.

ガハハ!爆発する弁当箱!

Lambo is given a simple task of giving Tsuna his lunch by Tsuna's mother, but when he bumps into I-pin, who was carrying a box of nitroglycerin, a mix up causes things turn for the worse.

愛と死の餃子まん!?

Tsuna is faced with a dilemma when Haru and Kyoko eat a Gyoza bun that proves fatal to normal people. Even worse, there is only one antidote available.

師の訓練!強化プログラム

Reborn strengthens the abilities of Gokudera and Yamamoto through specially made "training programs", which appears to be more than an exercise course. When he discovers that Reborn and Tsuna seem to be paying more attention to Yamamoto, however, Gokudera feels left out.

新春!一億円の大勝負!

It's New Years and Tsuna and his 'family' has to battle the Chiavorone Family in a traditional Vongola event. Although, the losing family has to pay a price of 100,000,000 Yen.

初デート!?地獄の動物園

Tsuna goes to the zoo with Kyoko, and is glad to finally able to be alone with her. Tsuna's ideal "date" does not go as planned, however, as he runs into his friends in the zoo, who are causing all sorts of trouble.

サバイバル雪合戦

All of Tsuna's friends show up at school during winter to help him babysit I-pin and Lambo. Although, in a turn of events, everyone besides Tsuna seems to just want to have a snowball fight, so Reborn turns it into another one of his staged competitions.

死の山を脱出せよ!

When Reborn drops Tsuna and his friends off on an isolated mountain, he and others become lost in the wilderness of the mountain.

入院先では音を消せ

Tsuna is recovering from his wounds from the previous episode and discovers that recovering in peace and quiet isn't possible with not only his friends visiting, but the fact that Hibari is in the same hospital.

愛のチョコには毒がある

It's Valentine's Day Kyoko and Haru are at Tsuna's house to make some chocolate, only to his horror to find that they are being helped by Bianchi. Tsuna and his friends have to find away to get Bianchi away from them before she ends up poisoning the chocolate.

百発百中?何でもランキング

A small kid named Futa bumps into Tsuna. What Tsuna is not aware of is that Futa is a Mafia informant, whose "rankings" are 100% accurate, and this makes him a widely sought-after target, forcing Tsuna and the others to protect him.

突然の襲撃

One by one, students at Namimori High are being targeted by an unknown gang. It seems that some of those targets are some of Tsuna's friends, and he has to stop the unknown gang before they attack his friends.

傷つく友たち

After a battle between Gokudera and Chikusa, one of the gang members; Tsuna, Yamamoto, Gokudera, Bianchi, and Reborn set off to capture and defeat the mysterious gang from Kokuyo, only for Yamamoto to run into trouble right off the bat.

予期せぬ魔手

After a quick battle between Bianchi and M.M., Haru and Kyoko have been targeted by the serial killer twins Jiji and Didi under Birds' order. Threatening to kill off the girls, Birds plays with Tsuna and his friends, commanding them to beat Tsuna up.

最後の死ぬ気弾

With Tsuna running after Futa, the others are left to deal with the one claiming to be Mukuro himself. He proves to be too much for them in the state they are in, so all hope lies with Tsuna coming back in time. However, even if he does, there is only one Dying Will Bullet left.

それぞれの反撃

With the reveal that their foe wasn't the real Mukuro, everyone breaks into the Kokuyo Middle School building to face the true mastermind. With no Dying Will, Gokudera having to fend off both Chikusa and Ken, and everyone else unconscious, all hope looks lost, but one of Mukuro's captives my prove to be the ace in the hole.

勝ちたい!目覚めの瞬間

Even after his apparent death, Mukuro still isn't finished as he possesses the bodies of everyone his hit with his trident. There seems to be no way for Tsuna to win with everyone under Mukuro's control and no Dying Will, when Reborn's pet Leon gives off a strange glow.

終わりとそれから

With the new Rebuke Bullet, Tsuna has reached a new level of power, but it still may not be possible to defeat Mukuro, who still has not revealed his strongest form.

進級祝いで寿司食って

After the defeat of Mukuro, life goes on normally and Tsuna and his friends all move up a grade at school. However, none of them are in the same class, so Reborn offers them a challenge to catch him, with the prize being a change of the roster. Later, they celebrate at a sushi restaurant owned by Yamamoto's father only to find they do not have enough money to pay for their food and have to work off their debt.

ウソ!俺が殺したの?

A burglar comes into Tsuna's room at night, with Tsuna fainting from fear, only to wake up in the morning to find him dead. Everyone must find a way to hide the body or else go to prison.

恋人はブロッコリー?

Kyoko's friend Hana is infatuated with Future Lambo and blackmails Tsuna into letting her meet him by threatening to tell Kyoko that Haru is his girlfriend. When Lambo uses the Ten-Year Bazooka, however, something malfunctions and creates a teen Lambo with young Lambo's mind, and to make matters worse, this Lambo escapes from the house.

豪華客船でかくれんぼ

Reborn invites Tsuna and his mom to a vacation resort, but they first have to ride on a cruise ship to get there. Once on the ship, Tsuna spots some of his friends, who all boarded without tickets, and he now has to keep them from being caught, but first, he has to catch them.

ランド)

At Mafia Island, Tsuna fails to prove his identity as the Vongola Family's 10th boss, and is transported to the back of the island where he is given a new chance to prove himself. There, he meets another Arcobaleno, Colonello. Colonello and Reborn put Tsuna through tough training. Meanwhile, another Arcobaleno invades the island with an army.

市民プールに鮫が出た

Tsuna has to swim 15m in school, but being unable to swim, he is trained by Yamamoto, Gokudera and Haru in the public pool. Everyone has his own method, and they decide to compete to see who can get Tsuna to swim the furthest. Reborn interferes this time with a Vongola dolphin that has a dangerous complexion.

借金まみれの夏休み?

To pay off the damage caused in the previous episode, Tsuna works as a lifeguard with Ryohei, only for them and the other boys to be challenged to a swimming race by older lifeguards. Later, Tsuna and his friends run a stand during a summer festival to continue to pay off their debt, only to have run ins with Hibari, and a group of thieves.

ヴァリアー来る!

On a day out having fun, Tsuna and his friends come across a boy using the Dying Will Flame and is being attacked by a swordsman, but when they try to help, they prove to be no match for him.

ボンゴレリング7つ

Dino manages to fend off the swordsman, Squalo, and explains the situation: a subgroup of the Vongola Family called The Varia is after the Vongola Rings which are held by the leading members of the family, which he then proceeds to give to Tsuna and six other people. They have ten days to train in order to become strong enough to fight off The Varia. Meanwhile, Tsuna's father returns.

カテキョー、動く

Tsuna and the other six members chosen to hold one of the 7 half rings, all start to train, in preparation to face The Varia. Some even get them selves their own home tutors. Meanwhile Tsuna is told that besides him the First Vongola also used gloves, and he will soon find out who the two others with the ring are.

師弟コンビ、揃う

All of them are going through training by their respective tutors.Tsuna is being train by reborn,Yamamoto by his father,Gokudera by Dr Shamal,Ryohei by Colonello and Hibari by Dino.

ワガママ子牛の失踪

Under Reborn's instruction, Tsuna embarks on a search to find the missing Lambo. At the same time, Haru is testing Tsuna to find out whether he is still the kind and compassionate Tsuna who had saved her in the river.

見えざる敵の目的は

A Vongola weapon alteration expert shows up to improve everyone's weapon. Meanwhile, two men appear, aiming to assassinate Tsuna.

リング争奪戦、開始!

All of the selected one are force to battle against each other who have the same type of rings

晴の守護者の思い

Lussuria and Ryohei fight in a heavily lighted boxing arena. Ryohei then remembers his sister and the reason he became a boxer. He then gets back up ready to fight.

逆境をはね返す力

Ryohei continues his fight with Lussuria. When the battle seems to favor Lussuria, Kyoko & Hana appear and give Ryohei the support he needs to release his Extreme Sun Maximum Canon. Later, Tsuna wonders if Lambo can really fight in the next round.

20年後の雷撃

Lambo's fight versus Leviathan of Varia. As a 5 year old and a 15 year old, he stands no chance to the "Levi Volta" attack of Levi. However, when the 15 year old Lambo used the 10 year bazooka, Lambo from 20 years later appears. The 25 year old defeats Leviathan with relative ease using his "Electricco reverse" and "Electrico Cornuta" techniques, but the 5-minute limit of the 10 Year Bazooka ended, and Lambo reverted to his 5 year old form.

奪われた大空のリング

Tsuna's ring is taken from him for having interfered in Lambo's fight. Tsuna's father leaves for Italy, after Xansus hints at having done something to the 9th boss of Vongola. While Tsuna continues his training, Gokudera is trying to perfect his ultimate technique.

怒涛の嵐戦

Gokudera fights a losing battle to Belphegor. Belphegor's attacks were somehow going right to him without much effort on Bel's part. However, Gokudera figures out the secret to his trick, and unveils his new tecnhique: Rocket Bombs. However, once Gokudera finally strikes Belphegor, he starts to act funny.

戦う理由

After Belphegor reveals his true nature, Gokudera lures Belphegor into the library for a final stand. After a brief struggle between the two, Gokudera won, but as the time limit for the match expired, it became a struggle match for the two. Not wanting to lose his friend, Tsuna persuaded Gokudera to abanadon the ring.

最強無敵の流派

Gokudera's match concludes and the next battle is announced: the battle for the Ring of Rain between Yamamoto and Squalo. Hibari causes a commotion at the school as the battles have caused major damage to the grounds. Dino reveals that Squalo once defeated the Swords Emperor of the old Varia and that Yamamoto's Shigure Souen Style is useless against him. Yamamoto receives a shinai from his father that transforms into a katana only when using the Shigure Souen Style.

勝負の行方

The battle for the Ring of Rain commences. Yamamoto shows off his new Shigure Souen Style and it looks like victory is assured. But slowly Squalo gains the upper hand as none of Yamamoto's attacks are hitting. He then reveals that he can read through all of Yamamoto's moves.

レクイエムの雨

Having crushed the Shigure Souen Style before, Squalo becomes confident once more. Yamamoto manages to hurt him with the 8th Form: Pelting Rain, after Squalo revealed he had encountered a different 8th Form. Yamamoto reveals his newly created 9th Form as Squalo bares his fangs. The Shark and Rain collide on this exciting conclusion.

霧の守護者、来る!?

On Tsuna's side of the world, he is curious to know who is the Guardian of the Mist only to faint at the sight of Chikusa and Ken. At the Vongola Compound in Italy, an attempted recon mission is enacted by Iemitsu to find out what happened to Vongola the 9th. When Tsuna regains consciousness, he and his 'family' find out who is really the Guardian of the Mist.