Romanized Name: Nepuchūn
Japanese VA: Minoru Inaba
Debut: Chapter 611; Episode 530
Japanese Name: ネプチューン
Funi English VA: Bruce DuBose
Epithet: God of the Sea (海神, Kaishin); Great Knight of the Sea (海の大騎士, Umi no Dai-kishi)
Affiliations: Neptune Family; Ryugu Kingdom
Occupations: Captain of the Royal Guard (former); King of the Ryugu Kingdom
Official English Name: Neptune