Kamen Rider X (character)

Kamen Rider X (仮面ライダーX, Kamen Raidā Ekkusu), known as X-Rider (Xライダー, Ekkusu Raidā) for short is the primary protagonist and eponymous character of the 1974 Kamen Rider Series Kamen Rider X. His design was based on the Belostomatidae or "Giant water bug", and the letter X. He is also known as X-Rider (Xライダー, Ekksu Raidā) and is the fifth Rider after Riderman.

X-Rider also made his appearance in the Kamen Rider Super-1 Movie, Birth of the 10th! Kamen Riders All Together!!, and Kamen Rider Black RX. He also appears in Kamen Rider Decade and its movie, Kamen Rider Decade: All Riders vs. Dai-Shocker.

Keisuke Jin

Keisuke Jin (神敬介, Jin Keisuke, portrayed by Ryo Hayami) is the son of Robotics scientist Keitarō Jin who was devising the technology for undersea exploration. Having learned karate under his father, Keisuke studied at Johouku University before moving to Okinawa. However, returning to Japan after half a year's time to get part-time work, Keisuke finds himself bring targeted by G.O.D. who want access to his father's technology for their use. But, after escaping them, Keisuke is reunited with his friend Ryoko as she takes him to his father's hide out in the seaside. Forced in wearing a special bullet proof vest, with Ryoko revealed to be working for G.O.D. as she later destroyed it, Keisuke learns his father is in danger and comes to his aid. But by the time he finds his father mortally wounded, Keisuke is shot by GOD Combatants with his father using the last of his strength to bring Keisuke back into lab and modify him into what little of his inventions are left to make his son into a "Kaizorg" (カイゾーグ, Kaizōgu) before he succumbed to his own injuries.

Coming to, Keisuke is brought to the Jin Station where he learns of his father's final deed before avenging him by destroying Neptune. Soon after, while chasing Ryoko to understand her actions, Keisuke meets an identical woman named Kiriko who redirects him to people being hypnotized into homicidal maniacs by Yaokichi, GOD's elite cyborg Panic. Befriending a boy named Susumu, Keisuke becomes plagued by his inhumanity as the Jin Station self-destructs to teach him to embrace his new life. Coming to Susumu's aid in time and destroying Panic, Keisuke vows to defeat G.O.D. to save the world from the organization.

In Heisei Rider vs. Shōwa Rider: Kamen Rider Taisen feat. Super Sentai, he is now doctor and watch over a girl named Mari while her father is away. Before knowing that Takumi Inui is a Heisei Rider and attacks him on next day and after their first met at a restaurant, Keisuke helps Takumi's past grief and owes him for helping him saving his patient. X, along with other surviving Showa Riders battles the surviving Heisei Riders in their final Rider battle, but was draw and turned into a Lock Seed during his second clash with Faiz, then was later being released by Gaim and ZX for a final battle again Badan. During a final battle against Badan, he and Haruto Souma try into convince a confused Takumi to move on from reviving an evil spirit of Masato Kusaka and destroyed the machine

Kamen Rider X

For the first 27 episodes, Keisuke's used the phrase "Set Up" (セタップ, Setappu) and jumps into the air with his bodysuit manifesting as he removes the "Redizer" & "Perfecter" from the sides of his belt to form his helmet and then snap up the faceplate to complete the transformation. From 28 onward, Keisuke uses the phrase "Dai Henshin!" (大変身！, Dai Henshin) to transform while making a "X" sign with his arms. The "Set Up" phrase is later re-used in Heisei Rider vs. Shōwa Rider: Kamen Rider Taisen feat. Super Sentai when confronting Heisei Rider Faiz.

As a Kaizorg, Keisuke is a master of undersea combat. His exoskeleton is made of a special super alloy called Special Structure that allows him to survive the heavy pressure of ten thousand meters below sea level with an artificial lung to breathe underwater.

Techniques

X Punch (Xパンチ, Ekkusu Panchi)
X Chop (Xチョップ, Ekkusu Choppu)
X Kick (Xキック, Ekkusu Kikku)
X Two-step Kick (X二段キック, Ekkusu Nidan Kikku)
Revolving Kick (回転キック, Kaiten Kikku)
X Finishing Kick (X必殺キック, Ekkusu Hissatsu Kikku)
Riddol Crown Split (ライドル脳天割り, Raidoru Nōten Wari)
Rider Hammer Shoot (ライダーハンマーシュート, Raidā Hanmā Shūto)
X Slash (X斬り, Ekkusu Giri)
Riddol Windmill (ライドル風車, Raidoru Fūsha)
Riddol Windmill Flame Reversal (ライドル風車火炎返し, Raidoru Fūsha Kaen Gaeshi)
Riddol Barrier (ライドルバリア, Raidoru Baria)
Rider Shock (ライダーショック, Raidā Shokku)
Electroshock (Electric Power) (電気ショック（エレクトリックパワー）, Denki Shokku (Erekutorikku Pawā))
Vacuum Hell Wheel (真空地獄車, Shinkū Jigoku Guruma)
Mid-air Hell Wheel (空中地獄車, Kūchū Jigoku Guruma)
X-Rider Super Five Kick (Xライダースーパーファイブキック, Ekkusu Raidā Sūpā Faibu Kikku)

Equipment

Ridol

The Ridol (ライドル, Raidoru) is X-Rider's transformation belt and main weapon, kept in his belt until it's needed. The Ridol is a multipurpose weapon with four buttons that each activate a mode.

Ridol Whip (ライドルホイップ, Raidoru Hoippu): Accessed when X-Rider presses the "H" button on the Ridol. X-Rider can use it like fencing sword.
Ridol Stick (ライドルスティック, Raidoru Sutikku): Accessed when X-Rider presses the "S" button on the Ridol.
Ridol Rope (ライドロープ, Raido Rōpu): Accessed when X-Rider presses the "R" button on the Ridol.
Longpole (ロングポール, Rōngu Pōru): Accessed when X-Rider presses the "L" button on the Ridol.

Cruiser

The Cruiser (クルーザー, Kurūzā) is X-Rider's motorcycle, able to travel land, sea, and air. X-Rider can use the Cruiser to execute the "Crusier Big Loop" (クルーザー大回転, Kurūzā Dai Kaiten)/"Crusier Attack" (クルーザーアタック, Kurūzā Atakku) combo to take out his opponents.