The Southern Islands (南の島 Minami no Shima) are islands from the Mega Man Battle Network series located south of Electopia. In the games only Alohaha is mentioned, the islands being more prominent in the MegaMan NT Warrior anime.
Jyawaii Island (ジャワイ島 Jawai Shima) is the Southern Island that most appears in the anime. Lan visits Jyawaii in episode 28 as part of his prize from the N1 Grand Prix, travelling to Netopia in episode 28 while his friends stay in the island until episode 31. In episode 56, Yuichiro Hikari uses a shopping mall from the island to test the Dimensional Core and the former World Three members moved to the island and opened the #2 Curry.
- (シーサーアイランド Shīsā Airando) in Japan, is Electopia's southernmost island and the home of Lilly and Kidd Gruff, being mentioned by them in Mega Man Battle Network 4 and Mega Man Star Force 2. It is later visited by Geo in Mega Man Star Force 3. Alohaha, also know as Scissor Island, known as Shīsā Island
Resort Island (リゾートアイランド Rizōto Airando) is an island visited by Lan in episode 20 of Rockman.EXE Stream.
- Jyawaii is derived from Hawaii.