Kamen Rider J
46m·
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.
| Actor | Role |
|---|---|
 Yuuta MochizukiKouji Segawa · Kamen Rider J | Kouji Segawa · Kamen Rider J |
 Yuka NomuraKana Kimura | Kana Kimura |
| KKyoji KamuiCobra Otoko Garai | Cobra Otoko Garai |
 Yōko MariHachi Onna Zuu | Hachi Onna Zuu |
 Satoshi KuriharaTokage Otoko Agito | Tokage Otoko Agito |
 Maho MaruyamaFog Mother (voice) | Fog Mother (voice) |
 Shozo IizukaNarrator (voice) / Earth Dwellers | Narrator (voice) / Earth Dwellers |
 Rikako AikawaBerry (voice) | Berry (voice) |
| SShûji UchidaEarth Spirit | Earth Spirit |
| YYurika NaganoEarth Spirit | Earth Spirit |