Kamen Rider FourzeSeason 12011 · 48 episodesEpisodes1Youthful TransformationHigh school student Gentaro Kisargi who plans to become friends every student at his new school, learns of the Zodiarts, and gets his hands on the Fourze Driver, a mysterious belt that turns him into a Kamen Rider.2Space SuperiorityYuki tells Gentaro that an astronaut has to trust his life in his companions to convince him to make a team with Kengo, meanwhile, a zodiart plans to attack the football team captain.3Queen ElectionWhen the annual Queen Festival comes around, Gentaro decides if he wants to befriend Miu Kazashiro, he must convince Yuki to enter a talent contest that Miu wins every year and beat her.4Protean Secret ManeuverGentaro decides to help Miu retain her title as Queen and Fourze goes after the Chameleon Zodiarts to protect Miu.5Friendship, Inside and OutsideWhile Miu intergrates herself with the group, JK finds himself being targeted by a Zodiarts and Gentaro finds a new Astroswitch difficult to use, the Elek Switch.6Electric Shock, SteadilyGentaro finds out that JK was just using him for protection against the Zodiarts and has stolen the Elek Astroswitch but Gentaro is determined to show JK the power of frienship and help JK despite being tricked by the other.7King JerkKengo, Yuuki, and Gentaro are forced to take supplementary lessons on a Sunday due to missing classes whilst defeating Zodiarts. Meanwhile, Shun grows angry with the Kamen Rider Club and Miu's involvement with them. JK and Miu try and hold down the fort whilst the others are in class.8Iron Calvary's CooperationGentaro, Miu, JK, and Yuuki continue to track down the Hound Zodiarts, and Shun decides it's time to make his own choices about his friends and school activities.9Witch's AwakeningTomoko tells the group that the end of the world is coming- and that she will become the Luna Witch. When three witches and Tomoko start performing magic around the school the Kamen Rider Club must find out whether this is witchcraft or actually a Zodiarts.10Moonlight ClashTomoko must decide whether to use a Zodiarts Switch to get her wish or help the others defeat the Zodiarts currently rampaging through the school.11Disappearing Moon DoorYuuki is targeted by a Zodiarts who is obsessed with her. Meanwhile, the locker which attaches the Rabbit Hatch to the school goes missing leaving Kengo trapped on the moon.12Mission: Ken's LifeThe Pyxis Zodiarts decides the only way to get revenge is to use his power to kill all the girls who rejected him, including Miu, by driving a bus with them all inside off of a bridge. Meanwhile, Kengo is still trapped in the rabbit Hatch.13School RefusalGentaro and the others decide to bring back those students who were Zodiarts to the school, starting with Toshiya Miura.14Stinger OnslaughtTo save Miura from using a Zodiarts Switch again Gentaro must go up against one of the Horoscopes, Scorpion, a commander Zodiarts.15Christmas Eve ChoirYuuki is invited to join the Glee Club for a performance for the Kindergarten Class, however, her singing disrupts a fellow student in possession of a Zodiarts Switch.16Right and Wrong ConflictThe Perseus Zodiarts seems to be too powerful for Fourze to stop on his own, however, the appearance of the new Kamen Rider Meteor may change this battles ending...17Meteor AppearanceAfter Kengo reaches a dead end in finding out the identity of the mysterious new Rider, Sonoda-sensei introduces new transfer student, Ryuusei Sakuta.18Gen/Ryu ShowdownRyuusei tries to gain membership to the Kamen Rider Club to further his own agenda but whilst most of the Club is fine with a new member, Gentaro is against Ryuusei joining...19Steel Dragon, UnmatchedKengo has a fight with Gentaro due to his decision to let Ryusei for adjusting the Astroswitch.20Transcendent MagnetismGentaro and Kengo must find a way to overcome their rift before a powerful Zodiarts defeats both Fourze and Meteor.21Mislead CourseWith Sonoda still absent from the school Gentaro's class gets a new homeroom teacher who is far more interested in Kickboxing than teaching.22True Self DismissalGentaro and the others are convinced that their new Homeroom Teacher is the Zodiarts that is currently rampaging, however, Ryusei figures out that the culprit is not their teacher.23Swan AllianceGentaro and friends hear about a new hero from their classmate Norio Eguchi, who identifies the hero as Cygnus and also happens to be a member of the Ugly Duckling Society, a fan club dedicated to Cygnus. However, this new hero is not as good as he seems...24Hero's DesireThe gang must race to find out who the Switcher is- before the new 'hero' wipes out Fourze and Meteor to become the sole hero in the city...25Graduation ReluctanceMiu and Shun are due to graduate- however, it seems like it might not be smooth sailing as previous Zodiarts return.26Perfect Round DanceGentaro and the others protect the Prom for their friends who are graduating, while, Miu and Shun deal with the fact that they won't be part of the Kamen Rider Club anymore as they are going to college.27Transformation RejectedDuring Spring Break the gang decide to try and make the most of what should be a Zodiarts free time, however, Kijima tries to recruit Ryuusei to his side whilst playing a deadly game with students. And those who don't win are placed into permanent comas.28Star Storm ComebackThe Cancer Zodiarts threatens the members of the Kamen Rider Club now that he has attained the Supernova ability. While he still cannot transform, Ryusei discovers that Jiro's condition has taken a turn for the worse.29Junior SilenceGentaro and his friends enter the third-year class headed by Mr. Ohsugi, and Gentaro tries to befriend new first-year students Haru and Ran. However, Haru is given a Zodiarts Switch by the Libra Zodiarts.30Senior, UselessGentaro and the Kamen Rider Club must figure out how to deal with Haru as the Musca Zodiarts and Mr. Ohsugi's discovery of the Rabbit Hatch, along with the latter's confiscation of the 38th Astroswitch.31Subaruboshi KingdomAfter the 39th and 40th Astroswitches are developed, Amanogawa and Subaruboshi High Schools hold a test transfer of some of AGHS's students to SBHS, which causes problems when the Aries Zodiarts makes itself known to the AGHS students...32Super Space SwordAfter Gentaro's death at Ryusei's hands, Kengo does not know how to resurrect him as the Aries Zodiarts takes the other Kamen Rider Club members captive. Elsewhere, having betrayed Tachibana, Ryusei is able to talk to the revived Jiro.33Ancient City MayhemThe third-year class goes on a field trip to Kyoto where they believe they will be free from the Zodiarts for once, but are ambushed by the Libra and Leo Zodiarts. While there, Kengo meets one of his father's old friends. Meanwhile, a enamored girl is determined to snag Gentaro's heart, and poor Yuki is forced to help...34Heavenly Hole, Offensive and DefensiveThe Kamen Rider Club must work to stop the Libra and Leo Zodiarts from destroying the last two altars in Kyoto to destroy the city with The Hole's Cosmic Energy. In the process, Kengo finally learns the circumstances of his father's death.35Monster's BroadcastWith The Hole gone from Kyoto, AGHS is the focus of its Cosmic Energy and the other Horoscopes will soon be found. An internet radio show started up by the mysterious DJ Gene, soon discovered to be none other than JK, grabs the school by storm. He starts up a musical contest, which grabs the attention of the Kamen Rider Club and a fellow student who turns out to be the Capricorn Zodiarts.36Serious Legend SongKamen Rider Fourze must defeat both the Capricorn Zodiarts and the Zodiarts' song that has enraptured the school, but with Cosmicstates out of commission after Gentaro's bond with JK is severed, can he find a way to rebond?37Star Follower SelectionGentaro, Yuki, Kengo, Tomoko, Ryusei, the student council president Sugiura, the former Pyxis Zodiarts Hiroki Makise, and transfer student Erin Suda are chosen for an astronaut test in a closed environment and endurance test, but Kengo's weak constitution and the arrival of the Aquarius Zodiarts cause trouble for the group.38Winner DeterminationYuki passes under suspicious means, while Gentaro tries to convince Erin to not follow the path the Horoscopes want of her, as well as give up her hatred for Yuki.39Campus DecreeActing student council president Sugiura institutes a new set of rules that all students have to follow, severely limiting the freedoms the school initially allowed them.40Principle or PathosAs the Taurus Zodiarts, Sugiura continues to stifle everyone's creativity, but Ryusei (as Meteor) challenges to a game of golf to get everything back to the way it was, while Gentaro and Yuki try to find out why Yuta had changed.41Club CollapseThe Virgo Zodiarts begins attacking other members of the Kamen Rider Club, scaring them away from the club, blocking Fourze from accessing Cosmicstates. However, Tachibana arrives on Earth to show Gentaro a way to fight with other abilities at his disposal.42Archer's ReignWith most of the Kamen Rider Club taken out of commission the Virgo Zodiarts, Gentaro and Kengo are on their own in their fight against Virgo after Meteor is sent to the Dark Nebula and the others distance themselves from the Club. And things get worse when the new powerful member of the Horoscopes, Sagittarius, appears...43Light and Dark TwinsYuki starts acting stranger than usual, and when strange incidents gets traced back to Yuki, and Yuki somehow transforming into the Gemini Zodiarts, Gentaro begins to suspect something is up.44Star Luck RitualThe Kamen Rider Club work to save Yuki from ceasing to exist as Dark Yuki begins to take her place as the real Yuki.45Scale's EstrangementWhile celebrating Kengo's birthday, the Horoscopes have located their final member, Pisces, in Ran Kuroki, who has been given the chance to study abroad in America. But after Leo attacks, Hayami gathers the Kamen Rider Club to tell them the truth of what has been happening and prevent Ran from becoming the final Horoscopes.46Aloof ArcherRan refuses to give her Pisces Zodiarts Switch that will finalize Gamou's plans, so he sends Tatsugami to take her Switch. Elsewhere, Kengo discovers a secret from the USB drive he found in the late Emoto's office.47Parting FriendsWith Gamou's scheme with all twelve Horoscopes Switches thwarted, Kengo reveals the truth of his origins to the Kamen Rider Club and his eventually parting with his friends. However, the Horoscopes attack the Rabbit Hutch to kill Kengo, getting the Kamen Riders to desperately fight back to protect their friend, who must go back to the Presenters.48Youthful GalaxyWith Kengo's death at the hands of Sagittarius Nova and the destruction of the Rabbit Hatch, a distraught Kamen Rider Club reads the final letter from the Core Child written before his death. A resolved duo of Riders must face the Horoscopes one last time to avenge their fallen friend and stop the Day of Awakening for good.
