Ep. 18: Emeraldas is trapped by the Illumidas and must navigate a hazardous radioactive zone to reach the Arcadia.
Aired on February 23, 1983

The character Emeraldas finds herself encircled by the Illumidas forces. To ensure the Arcadia arrives at its destination within the necessary timeframe, a specific route must be taken. This path leads through a sector of space characterized by dangerous levels of radioactivity. The situation presents a significant challenge as the characters must traverse this hazardous environment to achieve their objective. The narrative focuses on the urgency of the delivery and the risks associated with the chosen trajectory through the irradiated region.
Episodes
- Ep. 14 · The mystery of the glowing golden ball persists as Mr. Zone acquires an armada.
- Ep. 15 · The Arcadia hides in a high-pressure ocean planet to avoid implosion while repairing severe damage.
- Ep. 16 · A cat smuggled onto the vessel endangers the entire crew and ship
- Ep. 17 · Communication becomes impossible as a great sandstorm engulfs the area.
- Ep. 18 · Emeraldas is trapped by the Illumidas and must navigate a hazardous radioactive zone to reach the Arcadia.
- Ep. 19 · The Mystery of Planet Maicon
- Ep. 20 · The Arcadia Gate: Will It Open?
- Ep. 21 · Harlock Approaches His Goal While Questioning Tochiro's Survival
- Ep. 22 · Harlock and Zone Compete for the Fire of St. Aqule on Earth