A mysterious and feared masked wrestler named Tiger Mask, who has already made headlines throughout the Americas for his notorious dishonesty, returns to Japan. Regarded with disfavor by the entire Japan Pro-Wrestling Association, he is immediately ostracized; the only one who seems to understand him, despite everything, is Giant Baba, a respected and extremely honest pro-wrestler. Kenta, a boy living in the Chibikko House orphanage, despite everything and everyone, shows—uniquely among the children—a tremendous admiration for Tiger Mask. The two young people who currently run this shelter for abandoned children are also former orphans, a brother and sister: Kenta reminds him strongly of their old friend Naoto Date at his age, who ran away over ten years earlier and never returned, when after a visit to the zoo, standing in front of the tiger's cage, he resolutely declared that he too wanted to one day become as strong as a tiger...

Little Kenta runs away from the orphanage to attend a match with Tiger Man, who is as ruthless as ever with his opponents.

Naoto returns to the orphanage where he grew up. While in the role of the Tiger Mask, he must face Monster, the man with the steel head.

Uomo Tigre reflects on his training at the Tiger's Den, which subjected him to cruel and nearly unbearable training.

Mister X threatens Tigre d'Acciaio because he wants him to give him half of the money he earns from the matches at the Tiger Cage.

At the airport, a tiger escapes, but Pitone Nero, the next opponent of the Tiger Mask, stops her by rendering her docile with his charisma.

After Ruriko asks Tiger Mask to fight fairly, he wins his first match without using illegal moves.

Ruriko begins to suspect that the Tiger Mask is actually Naoto, who, in the meantime, must evade the attacks of Mister X.

The gigantic Gorilla Man arrives in Japan, the next opponent of Tiger Mask sent by the Tiger Cage.

Uomo Tigre is training for his next match, but Baba makes it clear that his method is wrong.

Baba tries to convince Tiger Mask to participate in the next World Tournament, but he is hesitant.

Uomo Tigre fears that he will not be able to contain his unorthodox style for the World Tournament, but he will soon change his mind.

During the meeting with Stella di Teschio, Mister X causes a blackout in the arena to carry out another one of his evil plans.

Daimon, Naoto's training partner, sends a letter to his friend from the Tiger's Den. However, Mister X gets ahold of it and uses it to blackmail him.

Caught up in the excitement of cheering, Kenta breaks the orphanage's television, leaving the children unable to watch the next Tiger Mask match.

Stella di Teschio refuses to kill Naoto and is killed by Tana delle Tigre instead. L'Uomo Ombra doesn't want the same thing to happen to him.

Cappy is hit by a hit-and-run driver. Naoto and Kenta set out to find her.

Mister X tries to force Daimon to fight Naoto, even using torture. In the end, the man gives in and decides to face his friend in the ring.

L'Uomo Tigre decides to help a boy he just met. Will he make it back in time for his match?

Naoto takes the orphans to the amusement park, but he is pursued by Tana delle Tigri there as well.

Brisco had been confined to a wheelchair by Tiger Man when he was still evil. Now his brother has arrived in Japan to seek revenge.

Tiger Man suffers an injury during a match and should rest, but his next match is too close.

Tana delle Tigri selects a group of masked wrestlers to send against Tiger Man.

Tigre decides to participate in the masked wrestlers' tournament to help the blind orphan girl. His first opponent is Mister No.

Tiger Man must face two other masked wrestlers in the tournament in quick succession. The two use completely illegal tricks.

A mysterious new masked wrestler joins the tournament and teams up with Tiger Man against Lion Man and the Egyptian Mummy.

With the money from the tournament, Tiger Man can finally get little Lory operated on, in the hope that she will regain her sight.

Tana delle Tigri decides to build a new, larger, and more modern headquarters, while Mister X travels the world in search of new talent.

Joe Fortis arrives in Japan to challenge Tiger Man. The new wrestler turns out to be a former coach of Naoto and Daimon.

Naoto is very tense because he still can't come up with a winning move. Master Arashi tells him the story of a great champion from the past.

The Apollon brothers arrive in Japan. The younger brother is determined to challenge Tiger Man, who is training in the mountains to find his winning move.

Tiger Man faces Ursus, the youngest of the Apollon brothers. During the match, he decides to use his new winning move.

Tiger Man prepares for his match against Star, but he is quite worried. The day of the match arrives, and the two fight a great battle.

The new talents at the Tiger's Den begin training that seems very different from what Naoto did in his day.

Tigre fears returning to his former self as an unfair fighter, so Baba decides to tell him his story and all the difficulties he had to face.

Tiger Man leaves for the Asian tournament and gradually gets to know all the wrestlers who will be participating.

Tiger Man's first opponent is a giant Indian wrestler who hides a disturbing secret.

The Asian tournament is in full swing and every fighter is giving it their all. Tiger Man identifies Mister Ki as his most formidable opponent.

Mister Ki has found the winning counterattack to the "tiger's fall," and Tiger Man must find a solution quickly if he wants to win the final.

Tiger Man returns triumphant to Japan, but he knows he will never be able to use his "tiger drop" again.

The "Tiger Drop" is no longer effective, and Diavolo manages to defeat Naoto. At the end of the match, a new formidable wrestler from Tiger's Den arrives.

Death Mask seems like a truly unbeatable fighter, and everyone is very concerned about Tiger Man's fate.

Death Mask proves himself to be a violent and ruthless fighter. Tiger will have to abandon his fair fighting style once again if he wants to win the match.

Naoto returns to the United States to fight in matches, but he is deeply troubled by what he did during his match against Death Mask.

Tigre arrives in Germany to face the giant Mapman. Meanwhile, the wrestler decides to have a new mask made to replace his worn-out one.

A young French wrestler leaves the Tiger's Den to find his father. Naoto decides to help him to prevent the boy from returning to that frightening place.

Tiger Man must face Jungle King, a fierce fighter with mysterious powers. Tiger is warned by a previous opponent of the black fighter.

The time has finally come for Tiger Man to face Kamikaze. Naoto has learned from previous encounters and is training to develop a new winning move.

Naoto returns to Japan after his European successes. His compatriots are eager to see his new final move.

Tigre and other wrestlers are in Hiroshima for a series of matches. Naoto is fascinated by a model and wants to get his hands on it at all costs.

Japanese wrestlers are determined to defend their colors, but foreign wrestlers use every kind of foul play to take home the victory.

Mister X has something in mind regarding the tournament final between Tiger Man and Bill Hercules. What could his evil plan be?

Ken continues to train at the Tiger's Den, more determined than ever to defeat Tiger Man, whom he believes is responsible for his mother's death.

A new girl arrives at Ruriko's orphanage. Little Micro seems rather spoiled and is unable to fit in with her new friends.

Tiger Man and other wrestlers arrive in a city submerged by pollution. An orphan protests against a company to protect the health of his friend.

Popo Africa suffered a crushing defeat at the hands of Tiger Man when the latter was fighting as the Yellow Demon. Now he's back and swears revenge.

Nero V arrives in Japan determined to avenge his master Popo Africa. The fighter is very confident and immediately shows everyone his secret technique.

The eagerly awaited match between Tiger Man and Nero V is about to begin, but first Baba and Inoki must face the Miracle Brothers.

Tigre arrives at the dojo of one of his instructors and a friend of Master Arashi. Here he meets a young man determined to fight him in order to pay off his accumulated debts.

Tiger Man meets a doctor on a train who is addicted to alcohol. The doctor wants to treat a boy who has been in an accident, and Naoto offers his help.

Rudy, a new wrestler from Tiger's Den, says he is confident he can stop Tiger Man's winning move. Meanwhile, the wrestler prevents a sculptor from committing suicide.

Tiger Man reads in a newspaper that a wrestler has died in the ring at the hands of the mysterious Black Panther. Naoto fears that he may be his next opponent.

Tiger Man faces Demon, but thoughts of his upcoming opponents distract him considerably. However, an old man in the audience manages to spur him on.

Naoto meets a young boy who is sitting alone looking sad, even though it's Christmas. The wrestler decides to follow him to find out what his problems are.

Naoto meets Daimon at Master Arashi's dojo, and the two train together in preparation for Tiger's match against Black Panther.

Naoto looks after Kenta, who is confined to bed with a fever. The child shows him an album of photographs of Tiger Man, and Naoto relives his career through those photos.

A new wrestler has recently appeared in America who calls himself the Yellow Devil, which is the old pseudonym of Tiger Man. Naoto is impressed.

Tiger Man investigates the identity of the Yellow Devil and begins to strongly suspect that it is Ken. If it really is him, it would be very difficult for Naoto to fight him.

The young Junker from Tiger's Den challenges Tiger Man, disregarding the wishes of his organization. Meanwhile, the boy meets a child who is friends with Naoto.

Tiger Man and Kamikaze face off once again. However, Naoto cannot come to terms with Hans' death and swears revenge against Tana delle Tigri.

Re Giaguaro, rising star of the American West, is chosen as Tiger Man's next challenger. This opponent also comes from Tiger's Den.

Daimon finally returns to the ring wearing Mr. Fudo's mask. His strong performance wins over the hearts of fans.

Yellow Devil finally manages to convince the Tiger's Den to let him meet Tiger Man. Ken is increasingly determined to avenge his mother.

Ken is kidnapped by Mr. X and Tana delle Tigri's hitmen. Daimon sets off in pursuit to save the boy's life.

Ken begins wrestling without a mask for the Japanese federation and enjoys great success. Some young people from Tana delle Tigri would like to follow his example.

Black Tiger and Big Tiger challenge Tiger Man and Daimon. Naoto seems quite intimidated and does not want to tell his friend the news.

The day of the match against Big Tiger and Black Tiger has finally arrived. The fight is particularly violent, and all the wrestlers seem determined to fight to the death.

Daimon is in critical condition, and Naoto and Ken are very worried. As if that weren't enough, Naoto also has to face the Tiger King.

The leader of Tiger's Den is very upset after the defeat of his best fighters, so he orders Mister X to assassinate Tiger Man.

Ken is improving visibly, but he still can't eliminate certain incorrect moves from his repertoire. Baba decides to put his trust in him anyway.

Ken's popularity continues to grow. In his next match, he faces Black Hurricane, a very experienced and formidable wrestler.

Mister X has chosen Maschera Universo as Tiger Man's next challenger. The wrestler has remarkable athletic skills, which he shows off in front of journalists and Ken.

Micro accompanies Ruriko to choose a wedding gift for her friend. There she meets her aunt and uncle, who recognize her and want to take her home with them.

Ken will fight his first tag team match alongside Tiger Man. The young man is going through a happy period, but Mr. X returns to haunt him.

Mister X is increasingly determined to eliminate Tiger Man in order to save his own life. For this reason, he decides to no longer limit himself in choosing fighters.

Tiger invites the children and Ruriko to his next match. His opponent this time is very unusual, as he has a split personality.

Mister X is becoming increasingly agitated due to his continuous failures. Meanwhile, Naoto has to worry about little Gaboten, who has been taken away by the police.

Mister X, now at his limit, wants to eliminate Tiger before the leader of Tiger's Den arrives in Japan, to avoid his wrath.

Naoto takes a day off and decides to spend it at Ruriko's orphanage. There, he discovers that a family wants to adopt little Yoshibo.

Mister X travels to America in search of new talent to recruit and unleash against Tiger Man. He eventually finds someone interested in his offer.

The leader of Tiger's Den arrives in Japan and contemplates returning to the ring to face Tiger Man. Meanwhile, he has brought a new opponent with him.

The leader of Tiger's Den decides to join the Japanese Federation. Here he takes on the identity of Mistero Nero and asks to face only foreign wrestlers.

Mistero Nero proves increasingly difficult to defeat and continues to beat his opponents with extreme ease.

Naoto's next opponents have been announced, but Mistero Nero is still not among them. What could the leader of Tana delle Tigri have in mind?

Tiger Man will fight for the first time in a ring completely surrounded by water. His opponent is the fearsome Piranha.

Kenta wants to discover Tiger Man's identity at all costs and believes he can find out from Ken. For this reason, he tries to trap him.

Technique, speed, and strength. Mistero Nero seems to have no weaknesses and continues to defeat opponents with great ease.

Tiger Man is increasingly troubled by thoughts of Mistero Nero. Meanwhile, Kenta gets involved in a fight with three young bullies.

Tana delle Tigri sends another fighter to battle Tiger Man: Lupo Solitario. For Mistero Nero, this is another opportunity to study Naoto's techniques.

A man arrives at the orphanage claiming to be Yoshibo's father, but he does not reveal himself to the child. The next morning, his younger brother also shows up.

Mistero Nero challenges Ken to a fight. Naoto is very worried about his friend, who accepts the challenge without hesitation.

Ken is in terrible condition and also needs blood transfusions. Naoto swears revenge against the evil Great Tiger.

Ruriko has finally discovered Tiger Man's secret. However, she is distraught because she fears that Naoto will be killed by Big Tiger.

Naoto learns of Mister X's death from the newspaper. Now, Big Tiger is the last remaining member of Tiger's Den, as well as her upcoming opponent.

The match between Tiger Man and Great Tiger is extremely violent. The evil wrestler uses every means possible to defeat his opponent. Will Naoto manage to win again this time?