Kamen Rider J

The story begins with three Aliens in human form preparing for a ritual to feed the Fog Mother's "siblings". The Fog Mother last came to earth during the Prehistoric Age and is the cause of the extinction of the dinosaurs. Kenji and his kid sister are in the mountains, investigating all the deaths of animals and trees there. The Fog Mother sends the three aliens, "Gorai", "Zuu", and "Agito" to kidnap Kenji's baby sister for the sacrifice.

• Keita AmemiyaDirector
• Shozo UeharaWriter

• Yuuta MochizukiKouji Segawa · Kamen Rider J
• Yuka NomuraKana Kimura
• Kyoji KamuiCobra Otoko Garai
• Yōko MariHachi Onna Zuu
• Satoshi KuriharaTokage Otoko Agito
• Maho MaruyamaFog Mother (voice)
• Shozo IizukaNarrator (voice) / Earth Dwellers
• Rikako AikawaBerry (voice)
• Shûji UchidaEarth Spirit
• Yurika NaganoEarth Spirit