Ep. 4: The Arcadia visits a space station to search for answers regarding the Cosmic Treasure Island Legend
Aired on November 3, 1982

The crew of the Arcadia travels to a space station dedicated to the transmission of information. They are seeking answers to unresolved questions. The station serves as a hub for data relay. The visit is part of their ongoing search for knowledge. No other details about the station's operations or the specific nature of the answers are provided in the source material. The focus remains on the journey to this specific location for the purpose of inquiry.
Episodes
- Ep. 1 · A young bounty hunter pursues Captain Harlock, but their encounter unfolds unexpectedly.
- Ep. 2 · The Arcadia requires a specific repair part from an Illumidas-ruled planet
- Ep. 3 · Arcadia Responds to Distress Call from Ship Attacked by Bandits
- Ep. 4 · The Arcadia visits a space station to search for answers regarding the Cosmic Treasure Island Legend
- Ep. 5 · A cyborg discovered on a derelict vessel is rescued by the Arcadia crew.
- Ep. 6 · The Great Space Fortress Appears Amidst Arcadia's Damage and Tochirou's Illness
- Ep. 7 · Emeraldas confronts the painful memory behind the origin of her facial scar
- Ep. 8 · Arcadia lands on metal planet after water explosion empties tanks