Pre-Series
- August 15th, 1948: Takeshi Hongo is born.
- October 10th. 1949: Hayato Ichimonji is born.
- Takeshi Hongo is kidnapped by the terrorist organization Shocker, who plan to turn him into a cyborg. They manage to do so, but he escapes before they can brainwash him into serving Shocker. Hongo, now known as the Kamen Rider, defeats their first Kaijin, Spider Man (No, not that one). (Ep. 1)
- Kamen Rider defeats Bat Man (Again, not that one). (Ep. 2)
- Kamen Rider defeats Scorpion Man. (Ep. 3)
- Kamen Rider defeats Sarracenian. (Ep. 4)
- Kamen Rider defeats Mantis Man. (Ep. 5)
- Kamen Rider defeats Grim Reaper Chameleon. (Ep. 6-7)
- Kamen Rider defeats Bee Woman. (Ep. 8)
- Kamen Rider defeats Cobra Man. (Ep. 9)
- Kamen Rider defeats a revived Cobra Man. (Ep. 10)
- Kamen Rider defeats Gebacondor. (Ep. 11)
- Kamen Rider defeats Yamogelas. (Ep. 12)
- Kamen Rider defeats Tokageron. (Ep. 13)
- Takeshi Hongo leaves Japan to fight Shocker's Branches overseas, leaving his duties of protecting Japan in the hands of Hayato Ichimonji, a man whom he saved from Shocker earlier. Ichimonji becomes Kamen Rider #2 and defeats Sabotegron. (Ep. 14-15)
- Kamen Rider #2 defeats Pirasaurus. (Ep. 16-17)
- Kamen Rider #2 defeats Hitodanger. (Ep. 18)
- Kamen Rider #2 defeats Kanibubbler. (Ep. 19)
- Kamen Rider #2 defeats Dokugander. (Ep. 20-21)
- Kamen Rider #2 defeats Amazonia. (Ep. 22)
- Kamen Rider #2 defeats Musasabedol. (Ep. 23)
- Kamen Rider #2 defeats Kinokomolg. (Ep. 24-25)
- Colonel Zol, the head of Shocker's Middle East Branch, is transferred to Japan and becomes it's Japanese Branch's executive. Kamen Rider #2 defeats his first Kaijin, Jigoku-Thunder. (Ep. 26)
- Kamen Rider #2 defeats Mukadelas. (Ep. 27)
- Kamen Rider #2 defeats Mogurang. (Ep. 28)
- Kamen Rider #2 defeats Kuragedall. (Ep. 29)
- Kamen Rider #2 defeats Zanbronzo. (Ep. 30)
- Kamen Rider #2 defeats Arigabari. (Ep. 31)
- Kamen Rider #2 defeats Dokudalian. (Ep. 32)
- Kamen Rider #2 defeats Armadillong. (Ep. 33)
- Kamen Rider #2 defeats Toadgiller. (Ep. 34)
- Kamen Rider #2 defeats Archimedes. (Ep. 35)
- Kamen Rider #2 defeats Egyptus. (Ep. 36)
- Kamen Rider #2 defeats Trickabuto. (Ep. 37)
- Kamen Rider #2 defeats Rayking. (Ep. 38)
- Kamen Rider #2 defeats Wolf Man and Colonel Zol. (Ep. 39)
- Takeshi Hongo briefly returns to Japan and helps Hayato Ichimonji defeating Snow Man. At the same time, Shocker replace the fallen Colonel Zol with Doctor Shinigami. (Ep. 40)
- The Double Riders defeat Ghoster. Takeshi Hongo leaves Japan again. (Ep. 41)
- Kamen Rider #2 defeats Fly Man. (Ep. 42)
- Kamen Rider #2 defeats Pranodon. (Ep. 43)
- Kamen Rider #2 defeats Moldbinga. (Ep. 44)
- Kamen Rider #2 defeats Namewhale. (Ep. 45)
- Kamen Rider #2 defeats Bearconger. (Ep. 46)
- Kamen Rider #2 defeats Todogiller. (Ep. 47)
- Kamen Rider #2 defeats Leechguerilla. (Ep. 48)
- Kamen Rider #2 defeats Sea Anemone. (Ep. 49)
- Kamen Rider #2 defeats Turtlestone. (Ep. 50)
- Takeshi Hongo returns again, and the Double Riders defeat Unicronos. (Ep. 51)
- The Double Riders defeat Zanjioh. (Kamen Rider vs. Shocker)
- The Double Riders defeat Gilgalass. Hayato Ichimonji leaves Japan to fight Shocker's branches overseas, leaving the country's protection in the hands of Takeshi Hongo again. (Ep. 52)
- Kamen Rider #1 defeats Jaguarman. At the same time, Doctor Shinigami temporarily leaves Japan, so Shocker replace him with Ambassador Hell. (Ep. 53)
- Kamen Rider #1 defeats Sea Serpent Man. (Ep. 54)
- Kamen Rider #1 defeats Cockroach Man. (Ep. 55)
- Kamen Rider #1 defeats Gireera. (Ep. 56)
- Kamen Rider #1 defeats Poisonmondo. (Ep. 57)
- Kamen Rider #1 defeats Lizard Man. (Ep. 58)
- Kamen Rider #1 defeats Earthworm Man. (Ep. 59)
- Kamen Rider #1 defeats Owl Man. (Ep. 60)
- Kamen Rider #1 defeats Catfishgiller. (Ep. 61)
- Kamen Rider #1 defeats Hedgehoras. (Ep. 62)
- Kamen Rider #1 defeats Rhinogang. (Ep. 63)
- Kamen Rider #1 defeats Cicadaminga. (Ep. 64)
- Kamen Rider #1 defeats Dr. Insect. (Ep. 65)
- Kamen Rider #1 defeats a few revived Kaijins. (Ep. 66)
- Kamen Rider #1 defeats Girizames. (Ep. 67)
- Kamen Rider #1 defeats Doctor Shinigami, who returned to assist Shocker. (Ep. 68)
- Kamen Rider #1 defeats Kamikirikid. (Kamen Rider vs. Ambassador Hell)
- Kamen Rider #1 defeats Gillercricket. (Ep. 69)
- Kamen Rider #1 defeats Elekibotal. (Ep. 70)
- Kamen Rider #1 defeats Horseflygomes. (Ep. 71)
- Hayato Ichimonji briefly returns to Japan and helps Takeshi Hongo defeating Mosquilas. (Ep. 72)
- The Double Riders defeat Shiomaneking. Hayato Ichimonji leaves Japan again. (Ep. 73)
- The Rider Kid Corps are formed. (Ep. 74)
- Kamen Rider #1 defeats Roseranga. (Ep. 75)
- Kamen Rider #1 defeats Seadragons. (Ep. 76)
- Kamen Rider #1 defeats Newtgeth. (Ep. 77)
- Kamen Rider #1 defeats Urchindogma. (Ep. 78)
- Kamen Rider #1 defeats Ambassador Hell. (Ep. 79)
- Frustrated at the countless failed missions of Shocker, it's great leader merges the organization with the terrorist organization Geldam, forming Gel-Shocker. Kamen Rider #1 defeats the new organization's first Kaijin, Ganikoumoru. (Ep. 80)
- Kamen Rider #1 defeats Sasoritokages. (Ep. 81)
- Kamen Rider #1 defeats Jellyfish Wolf. (Ep. 82)
- Kamen Rider #1 defeats Inokabuton. (Ep. 83)
- Kamen Rider #1 defeats Isoginjaguar. (Ep. 84)
- Kamen Rider #1 defeats Sludge Monster. (Ep. 85)
- Kamen Rider #1 defeats Eaglemantis. (Ep. 86)
- Kamen Rider #1 defeats Kumoliom. (Ep. 87)
- Kamen Rider #1 defeats Nekoyamori. (Ep. 88)
- Kamen Rider #1 defeats Canarycobra. (Ep. 89)
- Kamen Rider #1 defeats a remodeled Canarycobra. (Ep. 90)
- Kamen Rider #1 first encounters Shocker Rider #1. (Ep. 91-92)
- Hayato Ichimonji returns to Japan with data concerning the true identity of the Great Leader of Gel-Shocker. The Double Riders defeat Ei Dokugar and the six Shocker Riders. (Ep. 93)
- The Double Riders defeat Namekuji Kinoko. (Ep. 94)
- Kamen Rider #1 defeats Garoax. (Ep. 95)
- Kamen Rider #1 defeats Sabotenbat. (Ep. 96)
- Kamen Rider #1 defeats Leechameleon . (Ep. 97)
- Gel Shocker is destroyed when the Double Riders confront the Great Leader, who destroys the Gel-Shocker's base in an attempt to take then down with him, seemingly perishing as well. (Ep. 98)
- 1973: Kamen Rider V3
- The Double Riders convert Shiro Kazami into Kamen Rider V3 after he saves them from the leader of Destron, a reincarnation of Gel-Shocker's Great Leader. Shortly after, they seemingly die. (V3 Ep. 1-2)
- The Double Riders assist Kamen Rider V3 through a special medallion, revealing them to still be alive. (V3 Ep. 21)
- The Double Riders arrive to assist Kamen Rider V3 in defeating Destron's Taiho Buffalo. (Kamen Rider V3 vs. Destron Mutants)
- The Double Riders arrive again to assist Kamen Rider V3 in defeating Destron's Snow-Wolf and Smilodon. (V3 Ep. 33-34)
- 1974: The Double Riders, along with Kamen Rider V3 and Riderman, help Kamen Rider X to defeat Kingdark. Kamen Rider #2 also continues to assist Kamen Rider X in two additional episodes. (Five Riders vs. King Dark, X Ep. 33-34)
- 1975: The Double Riders, alongside the other past riders, assist Kamen Rider Stronger in defeating the Delzer Army, and later it's true leader, General Great Darkness. (Stronger Ep. 39, All Together Seven Kamen Riders)
- 1980: The Double Riders, alongside the other past riders, assist Kamen Rider: Skyrider in defeating Galaxy King. Both later assist him on other occasions. (Eight Riders Vs Galaxy King, Kamen Rider Skyrider)
- 1981: The Double Riders, alongside the other past riders, assist Kamen Rider Super-1 in fighting some of the Dogma Kingdom's monsters. (Kamen Rider Super-1)
- 1984: The Double Riders, alongside the other past riders, assist the new Kamen Rider ZX in defeating the Badam Empire. (Birth of the Tenth! Gather All Kamen Riders!!)
- 1989: The Double Riders, alongside the other past riders, assist Kamen Rider BLACK RX in destroying the Crisis Empire. (Black RX Ep. 41-47)
- 2009: The Double Riders, alongside the other past riders, assist Kamen Rider Decade in defeating an alternate reality counterpart of Shadow Moon. (All Riders vs. Dai-Shocker)
- 2011:
- The Double Riders, alongside the other past riders, assist Kamen Rider OOO in defeating the revived Great Leader of Gel-Shocker. (OOO, Den-O, All Riders: Let's Go Kamen Riders)
- The Double Riders, alongside a few other past riders, assist Kamen Rider Fourze and Kamen Rider OOO in defeating Kamen Rider Poseidon and Super Galaxy King. (Kamen Rider × Kamen Rider Fourze & OOO: Movie War Mega Max)
- 2012: The Double Riders, among the rest of the Kamen Riders, are apparently defeated by Dai-Zangyack led by Emperor (formerly Captain) Marvelous (Gokai Red) who is hunting the Kamen Riders, while the first 34 Super Sentai are apparently defeated by Tsukasa Kadoya (Kamen Rider Decade), Great Leader of Dai-Shocker which seeks to wipe out the Super Sentai. Infact, all the presumed deceased Sentai and Riders had been transported to a dimensional rift, from which they emerge to defeat the new Shocker-Zangyack Alliance. (Kamen Rider × Super Sentai: Super Hero Taisen)
- 2013: The Double Riders participate in the battle against Space Shocker. (Kamen Rider × Super Sentai × Space Sheriff: Super Hero Taisen Z)
- 2014:
- The Double Riders, along with V3, help Kamen Rider Gaim and Ressha Sentai ToQger defeat a reformed Badam Empire. (Ressha Sentai ToQger VS Kamen Rider Gaim)
- The Double Riders, along with other past riders and with the help of Kyoryu Red and the ToQgers, finally defeat the Badam Empire. (Heisei Rider vs. Showa Rider: Kamen Rider Taisen feat. Super Sentai)
- 2015: 2011: The Double Riders, alongside the other past riders, assist Kamen Rider Drive in defeating the revived Great Leader of Gel-Shocker. (Super Hero Taisen GP: Kamen Rider #3)
- 2016: Kamen Rider #1 assists Kamen Rider Ghost and Kamen Rider Spectre in defeating Nova Shocker. (Kamen Rider 1)
- 2021: The Double Riders, along with other past riders and Sentai warriors, assist Kamen Rider Saber's riders and Kikai Sentai Zenkaiger in defeating Asmodeus. (Kamen Rider Saber + Kikai Sentai Zenkaiger Super Hero Senki)