HomeFish encyclopediaRay-finned fishesSawbelliesSquirrelfishes, soldierfishesJapanese soldierfish Japanese soldierfish (Ostichthys japonicus) Scientific name: Ostichthys japonicus Cuvier, 1829 The Japanese soldierfish (Ostichthys japonicus) is a marine fish of the family Holocentridae. Native range: Indo-West Pacific, southern Japan to the Andaman Islands, and Australia. Also known from Fiji and Tuvalu. Species factsScientific nameOstichthys japonicusFamilyHolocentridae (Squirrelfishes, soldierfishes)OrderBeryciformes (Sawbellies)ClassActinopterygii (Ray-finned fishes)Maximum length45.0Common length35.0EnvironmentMarine; reef-associatedClimateTropicalDistributionIndo-West Pacific: southern Japan to the Andaman Islands, and Australia. Also known from Fiji and Tuvalu.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026