Kamen Rider 1 (仮面ライダー1号, Kamen Raidā Ichi-Gō, Masked Rider No.1), or simply Kamen Rider (仮面ライダー, Kamen Raidā, Masked Rider) is the main protagonist in the original Kamen Rider, Kamen Rider The First, Kamen Rider The Next, and the movie Kamen Rider 1. 

Kamen Rider 2 (仮面ライダー2号, Kamen Raidā Ni-Gō, Masked Rider No.2), simply called Kamen Rider (仮面ライダー, Kamen Raidā), like his original counterpart at start.

Kamen Rider V3 (仮面ライダーV3ブイスリー, Kamen Raidā Bui Surī, "Masked Rider V3" in English), is a Japanese tokusatsu drama in Toei Company's Kamen Rider Series. It is the second series to debut in the Showa Era, serving as a direct sequel to the original Kamen Rider. A joint collaboration between Ishimori Productions and Toei, the series aired from February 17, 1973 to February 9, 1974 on the Mainichi Broadcasting System and NET TV (now TV Asahi), with a total of 52 episodes.

Riderman (ライダーマン, Raidāman) is a Main Rider originating in Kamen Rider V3. Riderman may refer to any the following characters. 

Kamen Rider X (仮面ライダーＸエックス, Kamen Raidā Ekkusu, translated as "Masked Rider X") is a Japanese tokusatsu drama and the third installment of the Kamen Rider Series. It is the third series to debut during the Showa Era and aired from February 16, 1974 to October 12, 1974 for 35 episodes on NET (now known as TV Asahi). 

Kamen Rider Amazons (仮面ライダーアマゾンズ, Kamen Raidā Amazonzu) is a Japanese tokusatsu web-drama serving as a reboot of Kamen Rider Amazon as well as to commemorate the franchise's Super Hero Year (スーパーヒーローイヤー, Sūpā Hīrō Iyā) project. All 13 episodes of the first season were released on Amazon Prime Video on April 1, 2016, with an edited broadcast premiering weekly on BS Asahi and Tokyo MX starting that July. All 13 episodes of the second season were released on Prime on April 7, 2017. The series concluded with the sequel film Kamen Rider Amazons: The Last Judgement, which premiered in Japan on May 19, 2018. 

Kamen Rider Stronger (仮面ライダーストロンガー, Kamen Raidā Sutorongā, "Masked Rider Stronger" in English) is a Japanese tokusatsu drama and the fifth installment of the Kamen Rider Series. It is the fifth series to debut in the Showa Era and aired from April 5, 1975 to December 27, 1975 on TBS and MBS. Lasting 39 episodes, the series was a joint collaboration between Toei Company and Ishinomori Productions. 

Kamen Rider Super-1 (仮面ライダースーパー１ワン, Kamen Raidā Sūpā Wan, Masked Rider Super-1 in English) is a Japanese tokusatsu drama in Toei Company's Kamen Rider Series. It is the seventh series to debut in the Showa era and aired as a joint collaboration between Toei Company and Ishinomori Productions from October 17, 1980 to October 3, 1981 for 48 episodes. The average ratings of the series was 9.9%. 

Z-Cross is one of the Masked Rider Warriors. Like all of them except Dex Stewart, his true identity is unknown. 

Kamen Rider Black (仮面ライダーBLACKブラック, Kamen Raidā Burakku, translated as "Masked Rider Black"), is a Japanese tokusatsu drama in Toei Company's Kamen Rider Series. It is the ninth series to debut in the Showa Era and aired as a joint collaboration between Ishimori Productions and Toei Company from October 4, 1987 to October 9, 1988 on MBS and the TBS for 51 episodes. 

Kamen Rider Black RX (仮面ライダーBLACKブラック RXアールエックス, Kamen Raidā Burakku Āru Ekkusu, Masked Rider Black RX) is a Japanese tokusatsu drama in Toei Company's Kamen Rider Series. It is the tenth and final series to debut in the Showa Era and serves as a direct sequel to Kamen Rider Black. It aired as a joint collaboration between Ishimori Productions and Toei Company from October 23, 1988 to September 24, 1989 on MBS and the TBS for 47 episodes. 

Shin Kazamatsuri (風祭 真, Kazamatsuri Shin) is the main protagonist of the movie Shin Kamen Rider: Prologue. Transforming into Kamen Rider Shin (仮面ライダーシン, Kamen Raidā Shin, Masked Rider Shin), a Cyborg Soldier Level 3 (改造兵士レベル3, Kaizou Heishi Reberu Surī) mutant, Shin eventually finds himself caught in the middle of a conflict between the CIA and the foundation behind his transformation. 

Kamen Rider ZO (仮面ライダーZ Oゼットオー, Kamen Raidā Zetto Ō) is a Japanese superhero Tokusatsu film serving as the 12th installment of the Kamen Rider Series, triple-billed with both Gosei Sentai Dairanger: The Movie and Tokusou Robo Janperson: The Movie. In the film, a young man must protect the son of the doctor who experimented on him from a monster who threatens to destroy humanity. 

Kamen Rider J (仮面ライダーJ, Kamen Raidā Jei), translated as Masked Rider J, is a Japanese superhero tokusatsu film, serving as the 13th entry of the Kamen Rider series and was triple-billed with film versions of Ninja Sentai Kakuranger and Blue SWAT.