is a Japanese television tokusatsu series broadcast by TV Asahi. The series is the nineteenth installment of Super Sentai. Directed by Shōhei Tōjō, Masato Tsujino, Takeshi Ogasawara, Hiroshi Butsuda, Yoshiaki Kobayashi, Ryuta Tasaki, it stars Masaru Shishido, Kunio Masaoka, Masashi Goda, Ayumi Asō, Tamao Satō, Shōji Yamaguchi and Hiroshi Miyauchi. It aired from March 3, 1995, to February 23, 1996, replacing Ninja Sentai Kakuranger and was replaced by Gekisou Sentai Carranger. It is the second ancient civilization–themed Super Sentai, preceded by Dai Sentai Goggle-V. Its footage was used in the American series Power Rangers Zeo (the closing credits of Zeo referred to it as "O Rangers").

In May 2016, Shout! Factory released "Chouriki Sentai Ohranger: The Complete Series" on DVD in North America in November 2016. Ohranger was released on DVD in North America on November 1, 2016. This is the fourth Super Sentai set to be released in North America. In addition on September 8, 2017, Shout! streamed the series on their website.

Plot In the year 1999, the Machine Empire of Baranoia, led by Emperor Bacchushund, invades Earth with the intention of wiping out all human life and bringing about machine rule. Chief of Staff Miura revives super energies that had been born of the lost civilization of Pangaea. Assembling pieces of a stone plate uncovered three years previously, he reveals the secrets of Chouriki. Enlisting an elite five-man team of the U.A.O.H's finest pilots, Miura builds a pyramid to generate Tetrahedron power to allow five U.A.O.H officers to transform into the Ohrangers and stop Baranoia's invasion.

Characters Ohrangers

The eponymous Ohrangers are a group of five soldiers from the and an immortal youthful ancient hero who battle the Machine Empire Baranoia. They were originally normal humans until their body chemistry was slightly altered to utilize , a form of energy used by an ancient civilization dating back to a time when all the continents were Pangaea. Their special team attack is the .

The team utilizes two-piece , or in the case of King Ranger, to transform. While transformed, the primary members each carry a and a baton, which can combine to form the rifle, as their sidearms. They also ride motorcycles for transportation. By combining their personal weapons and a King Smasher, they form the to destroy human-sized Machine Beasts. Later in the series, they acquire the wheel and the .

Goro Hoshino is a 25-year-old who fights as . An ace pilot and the team U.A.O.H Captain, Goro is the first to receive his powers. He is a cool-headed and quick-thinking person, though his stubbornness brings him and his teammates much trouble at times. He is an expert in karate, kendo, and judo. The others call him . Goro also appeared in Gaoranger vs. Super Sentai, along with his fellow Red Rangers from Akarenger to Time Red.

Goro appeared years later in Kaizoku Sentai Gokaiger, where he and his partner Momo created a distraction for the Gokaigers while Goro attempted to negotiate with Basco to gain the location of the Zangyack army. When this fell through, Goro was kidnapped by Basco, but was later rescued by the Gokaiger team. He then grants the Greater Power to the Gokaigers, which allows them to create their Gokai Galleon Buster.

As Oh Red, Goro wields the sword, which allows him to perform the attack.

Shouhei Yokkaichi is a 27-year-old second in-command and boxer who fights as . Shouhei is chosen from the same division as Goro. He is cheerful, kind, and popular with children but is also serious and disciplined in work, being the oldest. He likes pork ramen and makes delicious gyoza.

As Oh Green, Shouhei dual wields the twin hatchets, which allow him to perform the attack.

Yuji Mita is a 21-year-old who fights as . A swift person, Yuji is an expert in fencing and gymnastics. His recklessness makes him the most childish member along with his way of speaking. Yuji uses jumps and mid-air fighting tactics.

As Oh Blue, Yuji dual wields the twin bladed , which allow him to perform the attack.

Juri Nijou , U.A.O.H Lieutenant, is a 22-year-old who fights as . Juri uses martial arts researched in the United States but she also likes dancing and aerobics, which is used in battle with great results. She loves fashion.

As Oh Yellow, Juri wields the nunchaku, which allows her to perform the attack.

Momo Maruo , U.A.O.H Lieutenant, is a 20-year-old who uses sanda and aikido and fights as . While separated from the others during the Bara Magma incident and losing her Power Brace, Momo is befriended by a German Shepherd named Johnny, referred to by the locals as a divine savior, who brought her to safety. With the help of Shouta, Momo finds Johnny with her Power Brace. She took Johnny's death hard as she avenged his death, only to find that he was still alive.

Momo appeared in Kaizoku Sentai Gokaiger and led the Gokaigers to believe she had in her possession the Greater Power of the Ohrangers, and would give it to the Gokaigers freely if they did errands for her. This was later revealed to be a ruse to keep the Gokaigers distracted.

As Oh Pink, Momo wields the shield, which allows her to perform the attack.

Riki is a child-like Legendary Chouriki hero of Pangaea who had been fighting against Machine Empire Baranoia, as the black/gold-colored since ancient time, with an assignment to protect Dorin. He was put into suspended animation at some point until he is released 600 million years later in the present to aid his newfound teammates, the Ohrangers against the Empire, while continue to protect Dorin.

As explained by Dorin in Ohsama Sentai King-Ohger in Space, the effects of suspended animation slows down both Riki and Dorin's ages, by the time they physically grow up as young adults after the main series.

As King Ranger, Riki wields the scepter, which allows him to perform the attack.

Allies Naoyuki Miura is the commander of Ohrangers and a dedicated leader who refuses to give up no matter what. An anthropologist and scientist as well, he learned of the ancient Pangaean civilization in 1996 and reverse-engineered Chouriki to create the Ohrangers' arsenal and mecha when they are needed. He once defeated a Baranoia Soldier with his bare hands after a U.A.O.H. soldier couldn't do it with a gun.

Dorin The were the godlike people of Pangaea's alternate dimension, Chouriki World, the main source of the Ohrangers and their arsenals. One of the Dorin whom Riki is assigned to protect, takes on a female form. It is discovered that she is an important part of the Chouriki on Earth. She was first found sleeping inside King Pyramider. Although she died at the hands of Multiwa, she was revived in the finale. She has a green pet lizard named .

Gunmajin is an ancient warrior known for his honor and courage. According to Riki, Gunmajin appeared once 600 million years ago. Imprisoned within the form of a tiny tiki, the only way to unlock his power is by placing a key into his forehead and reciting the magic words . For some reason, the key always ended up in the hands of a child and everyone knew the magic words after hearing them. When awakened, Gunmajin would grant a single wish to his discoverer as long as it didn't mean harm to anyone. There were times in which he simply didn't like the wish and refused to grant it or punish his awakener for lying to him. Gunmajin possessed the through which he focused his power into the of Majin One Sword Fencing (Fire, Lightning, Wind, and Light). His back can act as a shield to defend himself and others (even King Pyramider's beam). In the series finale, he took Acha, Kocha, and Buldont, Jr. to his care. In Ohranger vs. Kakuranger, he is revealed to be terrified of Youkai (monsters fought by the Kakurangers).

Mikio is a boy who gets involved in battles between the Ohrangers and the Baranoia.

Nitta Family The is a family who gets involved in troubles caused by the Baranoia. They consist of , his wife , and their children and .

Kotaro Henna is a crazed robot expert who unintentionally causes trouble while wanting to see what makes Baranoia tick.

Shunpei Kirino was a U.A.O.H officer who died trying to control the Red Puncher.

Kirino is portrayed by .

Machine Empire Baranoia The is a cruel race of machines out to conquer Earth. It is led by Bacchushund and possesses a vast army of . It had already conquered an entire chain of galaxies before reaching Earth.

Bacchushund is the ruler of Baranoia, built 600 million years ago by an ancient race. He turned to evil and was banished into the depths of space by King Ranger. Seeing himself as a god, Bacchushund believes he has all right to conquer the world and make humans into his slaves. Very violent, tending to malfunction when he goes berserk, Bacchushund does not tolerate failure nor sentimentality in his minions' programming.

In episode 33, it's later revealed Bacchushund had secretly been rebuilding some of his Machine Beasts and managed to harness the infinite energy from the Earth's magma. When his rebuilt Machine Beasts passed through the magma shower they became Super Machine Beasts. Thanks to the Ohrangers' "Trojan Horse" plan with the Blocker Robos, this facility was destroyed preventing any more Super Machine Beasts from being created. In episode 34, he grows in size and power thanks to the power of a space metal dark sword which, according to him, was the only one of its kind in the universe, which he intended to use on the Ohrangers. He is finally destroyed by Oh Blocker. But Bacchushund's head survives and gives the last of his energy to Buldont before shutting down for good.

Hysteria is the wife of Bacchushund, usually remaining in the palace devising plans with her husband, though she does go down to Earth by herself at times. She usually carries a metal fan with her and also a gun. She initially despised humans for their feelings but began to value life after Bomber the Great assumed command. Her body color changed from gold to silver when she gave all her power to her niece Multiwa, and as a result she aged into Dowager Empress Hysteria, now using what is left of her late husband's staff as a cane. She eventually self-destructs in order to protect her grandchild, sacrificing herself after the Ohrangers promised they would not harm the child.

Buldont is basically a robot child and son of Bacchushund and Hysteria. Mischievous and spoiled, he thought of humans as simple toys. He once attempted to direct his own movie, "Century of the Machine Empire", by using humans with no notion that they die from realism. He can fire lasers from his eyes. After his father's death, Buldont challenges Bomber the Great to a duel for the throne of Baranoia and loses with his body taken away by the exiled Hysteria. However, finding his father's head and receiving his remaining energy, Buldont reconfigured into the adult form of . After returning to Baranoia and destroying Bomber the Great, Buldont regains the leadership of Baranoia. He and Multiwa make themselves grow without Acha and Kocha's help but are eventually destroyed in the series finale at the hands of King Pyramidder Battle Formation.

Multiwa