"/> "/> List of Freshwater Fishes for Japan 297 Record number 1 to 297 |
| Order | Family | Species | Status | FB name | Name |
| Cypriniformes | Cyprinidae | Abbottina rivularis | native | Chinese false gudgeon | Tsuchifuki |
| Perciformes | Gobiidae | Acanthogobius flavimanus | native | Yellowfin goby | Mahaze |
| Perciformes | Gobiidae | Acanthogobius hasta | native | Hazekuchi | |
| Perciformes | Gobiidae | Acanthogobius lactipes | native | Ashishirohaze | |
| Perciformes | Sparidae | Acanthopagrus latus | native | Yellowfin seabream | Kichinu |
| Cypriniformes | Cyprinidae | Acheilognathus cyanostigma | native | Striped bitterling | Ichimonjitanago |
| Cypriniformes | Cyprinidae | Acheilognathus longipinnis | native | Deepbody bitterling | Itasenpara |
| Cypriniformes | Cyprinidae | Acheilognathus macropterus | introduced | ||
| Cypriniformes | Cyprinidae | Acheilognathus melanogaster | native | Tanago | |
| Cypriniformes | Cyprinidae | Acheilognathus rhombeus | native | Kanehira | |
| Cypriniformes | Cyprinidae | Acheilognathus tabira erythropterus | native | Red tabira bitterling | |
| Cypriniformes | Cyprinidae | Acheilognathus tabira jordani | native | Southern red tabira bitterling | |
| Cypriniformes | Cyprinidae | Acheilognathus tabira nakamurae | native | Blotched tabira bitterling | |
| Cypriniformes | Cyprinidae | Acheilognathus tabira tabira | native | Shirohiretabira | |
| Cypriniformes | Cyprinidae | Acheilognathus tabira tohokuensis | native | Northern red tabira bitterling | |
| Cypriniformes | Cyprinidae | Acheilognathus typus | native | Zenitanago | |
| Acipenseriformes | Acipenseridae | Acipenser mikadoi | native | Sakhalin sturgeon | Chôzame |
| Acipenseriformes | Acipenseridae | Acipenser sinensis | native | Chinese sturgeon | Kara-chôzame |
| Perciformes | Cichlidae | Amatitlania nigrofasciata | introduced | Convict cichlid | |
| Perciformes | Ambassidae | Ambassis interrupta | native | Long-spined glass perchlet | Nanyô-takasago-ishimochi |
| Perciformes | Ambassidae | Ambassis urotaenia | native | Banded-tail glassy perchlet | Takasago-ishimochi |
| Anguilliformes | Anguillidae | Anguilla anguilla | not established | European eel | Unagi |
| Anguilliformes | Anguillidae | Anguilla australis australis | not established | Shortfin eel | |
| Anguilliformes | Anguillidae | Anguilla japonica | native | Japanese eel | Unagi |
| Anguilliformes | Anguillidae | Anguilla marmorata | native | Giant mottled eel | Ô-unagi |
| Cypriniformes | Cyprinidae | Aphyocypris chinensis | native | Chinese bleak | Hinamoroko |
| Perciformes | Apogonidae | Apogon amboinensis | native | Amboina cardinalfish | Amami ishimochi |
| Cypriniformes | Cyprinidae | Aristichthys nobilis | introduced | Bighead carp | Kokuren |
| Perciformes | Gobiidae | Awaous melanocephalus | native | Largesnout goby | Kuro-minamihaze |
| Perciformes | Gobiidae | Awaous ocellaris | native | Minamihaze | |
| Cypriniformes | Balitoridae | Barbatula barbatula | native | Stone loach | Fukudojô |
| Cypriniformes | Balitoridae | Barbatula nuda | native | ||
| Cypriniformes | Balitoridae | Barbatula toni | native | ||
| Cypriniformes | Cyprinidae | Biwia tama | native | ||
| Cypriniformes | Cyprinidae | Biwia zezera | native | Zezera | |
| Perciformes | Gobiidae | Caragobius urolepis | native | Scaleless worm goby | Asagarahaze |
| Cypriniformes | Cyprinidae | Carassius auratus auratus | native | Goldfish | Kin-buna |
| Cypriniformes | Cyprinidae | Carassius auratus buergeri | native | Naga-buna | |
| Cypriniformes | Cyprinidae | Carassius auratus grandoculis | endemic | Nigoro-buna | |
| Cypriniformes | Cyprinidae | Carassius auratus langsdorfii | native | Gin-buna | |
| Cypriniformes | Cyprinidae | Carassius carassius | native | Crucian carp | Funa |
| Cypriniformes | Cyprinidae | Carassius cuvieri | native | Japanese (white) crucian carp | Gengorô-buna |
| Perciformes | Gobiidae | Chaenogobius annularis | native | Forktongue goby | Forktongue goby |
| Perciformes | Gobiidae | Chaenogobius castaneus | native | Biringo | Biringo |
| Perciformes | Gobiidae | Chaenogobius scrobiculatus | native | ||
| Perciformes | Channidae | Channa argus argus | introduced | Snakehead | Kamuruchi |
| Perciformes | Channidae | Channa asiatica | native | Small snakehead | Kôtai |
| Perciformes | Channidae | Channa maculata | introduced | Blotched snakehead | Taiwan-dojô |
| Siluriformes | Clariidae | Clarias batrachus | introduced | Walking catfish | |
| Siluriformes | Clariidae | Clarias fuscus | introduced | Whitespotted clarias | Hirenamazu |
| Clupeiformes | Clupeidae | Clupea pallasii pallasii | native | Pacific herring | Nishin |
| Cypriniformes | Cobitidae | Cobitis biwae | native | Japanese striped loach | |
| Cypriniformes | Cobitidae | Cobitis matsubarai | native | Yamato-shima-dojo | |
| Cypriniformes | Cobitidae | Cobitis shikokuensis | native | Hina-ishi-dojo | |
| Cypriniformes | Cobitidae | Cobitis striata | native | Suji-shima-dojô | |
| Cypriniformes | Cobitidae | Cobitis taenia | native | Spined loach | Tairiku-shima-dojô |
| Cypriniformes | Cobitidae | Cobitis takatsuensis | endemic | Ishi-dojô | |
| Clupeiformes | Engraulidae | Coilia nasus | native | Japanese grenadier anchovy | Etsu |
| Salmoniformes | Salmonidae | Coregonus clupeaformis | not established | Lake whitefish | |
| Salmoniformes | Salmonidae | Coregonus lavaretus | introduced | Common whitefish | |
| Salmoniformes | Salmonidae | Coregonus maraena | introduced | Maraena whitefish | |
| Siluriformes | Bagridae | Coreobagrus ichikawai | endemic | Neko-gigi | Nekogigi |
| Perciformes | Percichthyidae | Coreoperca kawamebari | native | Oyanirami | |
| Scorpaeniformes | Cottidae | Cottus amblystomopsis | native | Sakhalin sculpin | Ezohana-kajika |
| Scorpaeniformes | Cottidae | Cottus hangiongensis | native | Kankyo-kajika | |
| Scorpaeniformes | Cottidae | Cottus kazika | native | Fourspine sculpin | Kamakiri |
| Scorpaeniformes | Cottidae | Cottus nozawae | native | Hana-kajika | |
| Scorpaeniformes | Cottidae | Cottus pollux | native | Japanese fluvial sculpin | Kajika |
| Scorpaeniformes | Cottidae | Cottus reinii | native | Utsusemi-kajika | |
| Mugiliformes | Mugilidae | Crenimugil heterocheilos | native | Half fringelip mullet | Nagare-fûrai-bora |
| Cypriniformes | Cyprinidae | Ctenopharyngodon idella | introduced | Grass carp | Sôgyo |
| Cypriniformes | Cyprinidae | Cyprinus carpio carpio | introduced | Common carp | Koi |
| Cypriniformes | Cyprinidae | Danio albolineatus | introduced | Pearl danio | |
| Cypriniformes | Cyprinidae | Danio rerio | introduced | Zebra danio | |
| Gadiformes | Gadidae | Eleginus gracilis | native | Saffron cod | Komai |
| Perciformes | Eleotridae | Eleotris acanthopoma | native | Chichibumodoki | |
| Perciformes | Eleotridae | Eleotris fusca | native | Dusky sleeper | Tenjiku-kawa-anago |
| Perciformes | Eleotridae | Eleotris melanosoma | native | Broadhead sleeper | Okamehaze |
| Perciformes | Eleotridae | Eleotris oxycephala | native | Kawa-anago | |
| Perciformes | Gobiidae | Favonigobius gymnauchen | native | Sharp-nosed sand goby | Himehaze |
| Perciformes | Gobiidae | Favonigobius reichei | native | Indo-Pacific tropical sand goby | Minami-himehaze |
| Cyprinodontiformes | Poeciliidae | Gambusia affinis | introduced | Mosquitofish | Kadayashi |
| Gasterosteiformes | Gasterosteidae | Gasterosteus aculeatus aculeatus | native | Three-spined stickleback | Hariyo |
| Gasterosteiformes | Gasterosteidae | Gasterosteus microcephalus | native | Hariyo | |
| Perciformes | Gobiidae | Glossogobius aureus | native | Golden tank goby | Konjikihaze |
| Perciformes | Gobiidae | Glossogobius bicirrhosus | native | Agohigehaze | |
| Perciformes | Gobiidae | Glossogobius celebius | native | Celebes goby | Iwahaze |
| Perciformes | Gobiidae | Glossogobius giuris | native | Tank goby | |
| Perciformes | Gobiidae | Glossogobius olivaceus | native | Urohaze | |
| Cypriniformes | Cyprinidae | Gnathopogon caerulescens | native | Honmoroko | |
| Cypriniformes | Cyprinidae | Gnathopogon elongatus | native | Tamoroko | |
| Perciformes | Gobiidae | Gobiodon rivulatus | native | Rippled coralgoby | Akaten-kobanhaze |
| Perciformes | Gobiidae | Gymnogobius breunigii | native | ||
| Perciformes | Gobiidae | Gymnogobius isaza | endemic | Isaza | |
| Perciformes | Gobiidae | Gymnogobius laevis | native | Juzukakehaze | |
| Perciformes | Gobiidae | Gymnogobius opperiens | native | ||
| Perciformes | Gobiidae | Gymnogobius petschiliensis | native | ||
| Perciformes | Gobiidae | Gymnogobius taranetzi | native | ||
| Perciformes | Gobiidae | Gymnogobius urotaenia | native | Ukigori | |
| Cypriniformes | Cyprinidae | Hemibarbus barbus | native | ||
| Cypriniformes | Cyprinidae | Hemibarbus labeo | native | Barbel steed | Nigoi |
| Cypriniformes | Cyprinidae | Hemibarbus longirostris | native | Zunaga-nigoi | |
| Cypriniformes | Cyprinidae | Hemibarbus maculatus | native | Spotted steed | |
| Cypriniformes | Cyprinidae | Hemiculter leucisculus | native | Sharpbelly | |
| Cypriniformes | Cyprinidae | Hemigrammocypris rasborella | native | Kawabatamoroko | |
| Syngnathiformes | Syngnathidae | Hippichthys heptagonus | native | Belly pipefish | |
| Syngnathiformes | Syngnathidae | Hippichthys penicillus | native | Beady pipefish | Ganten-ishi-yôji |
| Salmoniformes | Salmonidae | Hucho perryi | native | Japanese huchen | Itô |
| Acipenseriformes | Acipenseridae | Huso dauricus | native | Kaluga | Dauria-chôzame |
| Osmeriformes | Osmeridae | Hypomesus nipponensis | native | Japanese smelt | Wakasagi |
| Osmeriformes | Osmeridae | Hypomesus olidus | native | Pond smelt | Ishikarai-wakasagi |
| Cypriniformes | Cyprinidae | Hypophthalmichthys molitrix | introduced | Silver carp | Hakuren |
| Beloniformes | Hemiramphidae | Hyporhamphus intermedius | native | Kurume-sayori | |
| Perciformes | Eleotridae | Hypseleotris cyprinoides | native | Tropical carp-gudgeon | Tanago-modoki |
| Siluriformes | Ictaluridae | Ictalurus punctatus | introduced | Channel catfish | |
| Cypriniformes | Cyprinidae | Ischikauia steenackeri | native | Wataka | |
| Pleuronectiformes | Pleuronectidae | Kareius bicoloratus | native | Stone flounder | Ishigarei |
| Perciformes | Kuhliidae | Kuhlia boninensis | native | Togenaga-yugoi | |
| Perciformes | Kuhliidae | Kuhlia marginata | native | Dark-margined flagtail | Yugoi |
| Perciformes | Kuhliidae | Kuhlia rupestris | native | Rock flagtail | Okuchi-yugoi |
| Cypriniformes | Cyprinidae | Labeo rohita | not established | Rohu | |
| Petromyzontiformes | Petromyzontidae | Lampetra camtschatica | native | Arctic lamprey | Kawa-yatsume |
| Petromyzontiformes | Petromyzontidae | Lampetra reissneri | native | Far Eastern brook lamprey | Suna-yatsume |
| Petromyzontiformes | Petromyzontidae | Lampetra tridentata | native | Pacific lamprey | Mitsuba-yatsume |
| Perciformes | Latidae | Lates calcarifer | native | Barramundi | Akame |
| Perciformes | Latidae | Lates japonicus | endemic | Japanese lates | Okinokoi |
| Cypriniformes | Balitoridae | Lefua echigonia | native | Hotokedojô | |
| Cypriniformes | Balitoridae | Lefua nikkonis | endemic | Ezo-hotokedojô | |
| Perciformes | Gobiidae | Lentipes armatus | native | Yoroi-bôzuhaze | |
| Perciformes | Centrarchidae | Lepomis cyanellus | not established | Green sunfish | |
| Perciformes | Centrarchidae | Lepomis macrochirus | introduced | Bluegill | Burûgiru |
| Cypriniformes | Cobitidae | Leptobotia curta | endemic | Kissing loach | Ayu-mokodi |
| Petromyzontiformes | Petromyzontidae | Lethenteron kessleri | native | Siberian brook lamprey | Shiberia yatsume |
| Petromyzontiformes | Petromyzontidae | Lethenteron matsubarai | native | ||
| Perciformes | Gobiidae | Leucopsarion petersii | native | Shiro-uo | |
| Siluriformes | Amblycipitidae | Liobagrus reinii | native | Akaza | |
| Mugiliformes | Mugilidae | Liza affinis | native | Eastern keelback mullet | Sesuji-bora |
| Mugiliformes | Mugilidae | Liza macrolepis | native | Largescale mullet | Ko-bora |
| Mugiliformes | Mugilidae | Liza subviridis | native | Greenback mullet | Anpin-bora |
| Mugiliformes | Mugilidae | Liza vaigiensis | native | Squaretail mullet | Oni-bora |
| Perciformes | Gobiidae | Luciogobius albus | endemic | Dôkutsu-mimizuhaze | |
| Perciformes | Gobiidae | Luciogobius pallidus | endemic | Ido-mimizuhaze | |
| Perciformes | Osphronemidae | Macropodus ocellatus | native | Roundtail paradisefish | Chôsen-buna |
| Perciformes | Osphronemidae | Macropodus opercularis | native | Paradise fish | Taiwan-kingyo |
| Perciformes | Gobiidae | Mangarinus waterousi | native | Uchiwahaze | |
| Cypriniformes | Cyprinidae | Megalobrama amblycephala | introduced | Wuchang bream | |
| Elopiformes | Megalopidae | Megalops cyprinoides | native | Indo-Pacific tarpon | Isegoi |
| Perciformes | Terapontidae | Mesopristes argenteus | native | Silver grunter | Nise-shima-isaki |
| Perciformes | Terapontidae | Mesopristes cancellatus | native | Tapiroid grunter | Yokoshima-isaki |
| Perciformes | Terapontidae | Mesopristes iravi | native | ||
| Perciformes | Odontobutidae | Micropercops swinhonis | native | ||
| Syngnathiformes | Syngnathidae | Microphis brachyurus brachyurus | native | Short-tailed pipefish | Tengu-yôji |
| Syngnathiformes | Syngnathidae | Microphis brachyurus millepunctatus | native | Shorttail pipefish | |
| Syngnathiformes | Syngnathidae | Microphis jagorii | native | ||
| Syngnathiformes | Syngnathidae | Microphis leiaspis | native | Barhead pipefish | Issen-yôji |
| Syngnathiformes | Syngnathidae | Microphis retzii | native | Ragged-tail pipefish | Tani-youji |
| Perciformes | Centrarchidae | Micropterus dolomieu | introduced | Smallmouth bass | Kokuchibasu |
| Perciformes | Centrarchidae | Micropterus salmoides | introduced | Largemouth bass | Okuchibasu |
| Cypriniformes | Cobitidae | Misgurnus anguillicaudatus | native | Oriental weatherfish | Dojô |
| Cypriniformes | Cobitidae | Misgurnus mizolepis | native | ||
| Perciformes | Monodactylidae | Monodactylus argenteus | native | Silver moony | Himetsubameuo |
| Synbranchiformes | Synbranchidae | Monopterus albus | native | Swamp eel | Ta-unagi |
| Cypriniformes | Cyprinidae | Moroco jouyi | native | Takahaya | |
| Cypriniformes | Cyprinidae | Moroco steindachneri | native | Aburahaya | |
| Perciformes | Moronidae | Morone saxatilis | not established | Striped bass | |
| Mugiliformes | Mugilidae | Mugil cephalus | native | Flathead mullet | Bora |
| Perciformes | Gobiidae | Mugilogobius fusca | native | Futahoshihaze | |
| Anguilliformes | Muraenesocidae | Muraenesox cinereus | native | Daggertooth pike conger | Hamo |
| Cypriniformes | Cyprinidae | Mylopharyngodon piceus | introduced | Black carp | Ao-uo |
| Osmeriformes | Salangidae | Neosalanx reganius | endemic | Ariakehime-shira-uo | |
| Cypriniformes | Cobitidae | Niwaella delicata | native | Ajime-dojô | |
| Atheriniformes | Atherinopsidae | Odontesthes bonariensis | introduced | Pejerrey | Rapurata-tougoroo |
| Perciformes | Odontobutidae | Odontobutis hikimius | native | Ishi-donko | |
| Perciformes | Odontobutidae | Odontobutis obscura | native | Donko | |
| Perciformes | Blenniidae | Omobranchus ferox | native | Gossamer blenny | Kawaginpo |
| Salmoniformes | Salmonidae | Oncorhynchus gorbuscha | native | Pink salmon | Karafutomasu |
| Salmoniformes | Salmonidae | Oncorhynchus iwame | endemic | Iwame trout | |
| Salmoniformes | Salmonidae | Oncorhynchus keta | native | Chum salmon | Shiro-sake |
| Salmoniformes | Salmonidae | Oncorhynchus kisutch | native | Coho salmon | Gin-zake |
| Salmoniformes | Salmonidae | Oncorhynchus masou masou | native | Cherry salmon | Amago |
| Salmoniformes | Salmonidae | Oncorhynchus mykiss | introduced | Rainbow trout | Masu |
| Salmoniformes | Salmonidae | Oncorhynchus nerka | native | Sockeye salmon | Himemasu |
| Salmoniformes | Salmonidae | Oncorhynchus rhodurus | native | Biwamasu | |
| Salmoniformes | Salmonidae | Oncorhynchus tshawytscha | native | Chinook salmon | Masunosuke |
| Cypriniformes | Cyprinidae | Opsariichthys uncirostris | native | Three-lips | Hasu |
| Perciformes | Cichlidae | Oreochromis aureus | introduced | Blue tilapia | |
| Perciformes | Cichlidae | Oreochromis macrochir | not established | Longfin tilapia | |
| Perciformes | Cichlidae | Oreochromis mossambicus | introduced | Mozambique tilapia | Kawasuzume |
| Perciformes | Cichlidae | Oreochromis niloticus niloticus | introduced | Nile tilapia | Chikadai |
| Perciformes | Cichlidae | Oreochromis urolepis hornorum | introduced | Wami tilapia | |
| Beloniformes | Adrianichthyidae | Oryzias latipes | native | Japanese rice fish | Medaka |
| Beloniformes | Adrianichthyidae | Oryzias sinensis | native | ||
| Perciformes | Osphronemidae | Osphronemus goramy | introduced | Giant gourami | Guurami |
| Perciformes | Cichlidae | Otopharynx lithobates | introduced | ||
| Perciformes | Ambassidae | Parambassis ranga | introduced | Indian glassy fish | |
| Cypriniformes | Cobitidae | Paramisgurnus dabryanus | introduced | ||
| Siluriformes | Bagridae | Pelteobagrus nudiceps | native | Gigi | |
| Cypriniformes | Cyprinidae | Phoxinus lagowskii | native | Amur minnow | Abura haya |
| Cypriniformes | Cyprinidae | Phoxinus oxycephalus | native | Chinese minnow | |
| Cypriniformes | Cyprinidae | Phoxinus percnurus | native | Lake minnow | Yachi ugui |
| Anguilliformes | Ophichthidae | Pisodonophis cancrivorus | native | Longfin snake-eel | Minami-hotate-umihebi |
| Osmeriformes | Plecoglossidae | Plecoglossus altivelis altivelis | native | Ayu | Ayu |
| Osmeriformes | Plecoglossidae | Plecoglossus altivelis ryukyuensis | endemic | Ryukyu ayu-fish | Ryukyu-ayu |
| Perciformes | Haemulidae | Plectorhinchus gibbosus | native | Harry hotlips | |
| Siluriformes | Plotosidae | Plotosus lineatus | native | Striped eel catfish | Gonzui |
| Cyprinodontiformes | Poeciliidae | Poecilia reticulata | introduced | Guppy | Guppii |
| Cyprinodontiformes | Poeciliidae | Poecilia sphenops | introduced | Molly | |
| Perciformes | Latidae | Psammoperca waigiensis | native | Waigieu seaperch | Akame-modoki |
| Perciformes | Gobiidae | Pseudapocryptes elongatus | native | ||
| Siluriformes | Bagridae | Pseudobagrus aurantiacus | native | Ariake-gibachi | |
| Siluriformes | Bagridae | Pseudobagrus ransonnettii | native | ||
| Siluriformes | Bagridae | Pseudobagrus tokiensis | native | Gibachi | |
| Cypriniformes | Cyprinidae | Pseudogobio esocinus | native | Kamatsuka | |
| Cypriniformes | Cyprinidae | Pseudorasbora parva | native | Stone moroko | Motsugo |
| Cypriniformes | Cyprinidae | Pseudorasbora pumila | native | Moroco | Shinai-motsugo |
| Siluriformes | Loricariidae | Pterygoplichthys disjunctivus | introduced | Vermiculated sailfin catfish | |
| Gasterosteiformes | Gasterosteidae | Pungitius kaibarae | native | Minami-tomiyo | |
| Gasterosteiformes | Gasterosteidae | Pungitius pungitius | native | Ninespine stickleback | Ibara-tomiyo |
| Gasterosteiformes | Gasterosteidae | Pungitius sinensis | native | Amur stickleback | Tomiyo |
| Gasterosteiformes | Gasterosteidae | Pungitius tymensis | native | Sakhalin stickleback | Ezo-tomiyo |
| Cypriniformes | Cyprinidae | Pungtungia herzi | native | Mugitsuku | |
| Cypriniformes | Cyprinidae | Pungtungia hilgendorfi | native | ||
| Cypriniformes | Cyprinidae | Pungtungia shiraii | native | ||
| Perciformes | Gobiidae | Redigobius bikolanus | native | Speckled goby | Hinahaze |
| Perciformes | Gobiidae | Rhinogobius brunneus | native | Amur goby | Yoshinobori |
| Perciformes | Gobiidae | Rhinogobius flumineus | native | Kawa-yoshinobori | |
| Perciformes | Gobiidae | Rhinogobius giurinus | native | Gokuraku-haze | |
| Perciformes | Gobiidae | Rhinogobius nagoyae nagoyae | native | ||
| Perciformes | Gobiidae | Rhinogobius similis | native | ||
| Cypriniformes | Cyprinidae | Rhodeus atremius | native | Kyushu bitterling | Kazetogetanago |
| Cypriniformes | Cyprinidae | Rhodeus ocellatus | introduced | Rosy bitterling | Tairiku-baratanago |
| Cypriniformes | Cyprinidae | Rhodeus sciosemus | native | ||
| Cypriniformes | Cyprinidae | Rhodeus smithii | endemic | Nippon-baratanago | |
| Cypriniformes | Cyprinidae | Rhodeus suigensis | native | Suigen-zenitanago | |
| Perciformes | Rhyacichthyidae | Rhyacichthys aspro | native | Loach goby | Tsubasahaze |
| Osmeriformes | Salangidae | Salangichthys ishikawae | native | Ishikawa-shira-uo | |
| Osmeriformes | Salangidae | Salangichthys microdon | native | Japanese icefish | Shira-uo |
| Salmoniformes | Salmonidae | Salmo trutta trutta | introduced | Sea trout | |
| Salmoniformes | Salmonidae | Salvelinus fontinalis | introduced | Brook trout | Kawamasu |
| Salmoniformes | Salmonidae | Salvelinus japonicus | endemic | Kirikuchi char | |
| Salmoniformes | Salmonidae | Salvelinus leucomaenis imbrius | native | Iwana | |
| Salmoniformes | Salmonidae | Salvelinus leucomaenis leucomaenis | native | Whitespotted char | Amemasu |
| Salmoniformes | Salmonidae | Salvelinus leucomaenis pluvius | native | Iwana | |
| Salmoniformes | Salmonidae | Salvelinus malma malma | native | Dolly varden | Oshorokoma |
| Salmoniformes | Salmonidae | Salvelinus malma miyabei | endemic | Miyabe charr | Miyabe-iwana |
| Salmoniformes | Salmonidae | Salvelinus namaycush | introduced | Lake trout | |
| Cypriniformes | Cyprinidae | Sarcocheilichthys biwaensis | endemic | Abura-higai | |
| Cypriniformes | Cyprinidae | Sarcocheilichthys variegatus microoculus | endemic | Biwa-higai | |
| Cypriniformes | Cyprinidae | Sarcocheilichthys variegatus variegatus | native | Kawa-higai | |
| Perciformes | Cichlidae | Sarotherodon melanotheron melanotheron | not established | Blackchin tilapia | |
| Perciformes | Gobiidae | Schismatogobius ampluvinculus | native | ||
| Perciformes | Gobiidae | Schismatogobius marmoratus | native | ||
| Perciformes | Gobiidae | Schismatogobius roxasi | native | Esohaze | |
| Perciformes | Gobiidae | Sicyopterus japonicus | native | Bôzuhaze | |
| Perciformes | Gobiidae | Sicyopterus lagocephalus | native | Bichique | |
| Perciformes | Gobiidae | Sicyopterus macrostetholepis | native | Ruri-bôzuhaze | |
| Perciformes | Gobiidae | Sicyopus leprurus | native | Kaeruhaze | |
| Perciformes | Gobiidae | Sicyopus zosterophorum | native | Aka-bôzuhaze | |
| Perciformes | Sillaginidae | Sillago sihama | native | Silver sillago | Kisu |
| Siluriformes | Siluridae | Silurus asotus | native | Amur catfish | Namazu |
| Siluriformes | Siluridae | Silurus biwaensis | endemic | Lake Biwa catfish | Biwako-ônamazu |
| Siluriformes | Siluridae | Silurus lithophilus | endemic | Iwatoko-namazu | |
| Osmeriformes | Osmeridae | Spirinchus lanceolatus | endemic | Shishamo | |
| Cypriniformes | Cyprinidae | Squalidus chankaensis biwae | endemic | Sugomoroko | |
| Cypriniformes | Cyprinidae | Squalidus gracilis gracilis | native | Ito-moroko | |
| Cypriniformes | Cyprinidae | Squalidus homozonus | native | ||
| Cypriniformes | Cyprinidae | Squalidus japonicus japonicus | native | Deme-moroko | |
| Perciformes | Gobiidae | Stenogobius genivittatus | native | Chinstripe goby | Tanekawahaze |
| Perciformes | Gobiidae | Stenogobius ophthalmoporus | native | Dôkehaze | |
| Perciformes | Gobiidae | Stiphodon atropurpureus | native | ||
| Perciformes | Gobiidae | Stiphodon elegans | native | Nanyô-bôzuhaze | |
| Perciformes | Gobiidae | Stiphodon imperiorientis | native | ||
| Perciformes | Gobiidae | Stiphodon percnopterygionus | native | ||
| Anguilliformes | Muraenidae | Strophidon sathete | native | Slender giant moray | Onaga-utsubo |
| Tetraodontiformes | Tetraodontidae | Takifugu obscurus | native | Mefugu | |
| Cypriniformes | Cyprinidae | Tanakia lanceolata | native | Yari-tanago | |
| Cypriniformes | Cyprinidae | Tanakia limbata | native | Oily bitterling | Aburabote |
| Cypriniformes | Cyprinidae | Tanakia tanago | endemic | Tokyo bitterling | Miyakotanago |
| Perciformes | Terapontidae | Terapon jarbua | native | Jarbua terapon | Kotohiki |
| Perciformes | Cichlidae | Tilapia buttikoferi | introduced | ||
| Perciformes | Cichlidae | Tilapia sparrmanii | introduced | Banded tilapia | |
| Perciformes | Cichlidae | Tilapia zillii | introduced | Redbelly tilapia | |
| Cypriniformes | Cyprinidae | Tinca tinca | introduced | Tench | |
| Scorpaeniformes | Cottidae | Trachidermus fasciatus | native | Roughskin sculpin | ヤマノカミ |
| Cypriniformes | Cyprinidae | Tribolodon brandtii | native | Pacific redfin | Maruta ugui |
| Cypriniformes | Cyprinidae | Tribolodon ezoe | native | Ezo-ugui | |
| Cypriniformes | Cyprinidae | Tribolodon hakonensis | native | Big-scaled redfin | Ugui |
| Cypriniformes | Cyprinidae | Tribolodon nakamurai | native | Ukekuchi-ugui | |
| Perciformes | Gobiidae | Tridentiger brevispinis | native | Numa-chichibu | |
| Perciformes | Gobiidae | Tridentiger kuroiwae | native | Naganogori | |
| Perciformes | Gobiidae | Tridentiger obscurus | native | Dusky tripletooth goby | Chichibu |
| Perciformes | Gobiidae | Tridentiger trigonocephalus | native | Chameleon goby | Shimahaze |
| Cyprinodontiformes | Poeciliidae | Xiphophorus hellerii | introduced | Green swordtail | |
| Cyprinodontiformes | Poeciliidae | Xiphophorus maculatus | introduced | Southern platyfish | |
| Cypriniformes | Cyprinidae | Zacco platypus | native | Freshwater minnow | Oikawa |
| Cypriniformes | Cyprinidae | Zacco sieboldii | endemic | Numamutsu | |
| Cypriniformes | Cyprinidae | Zacco temminckii | native | Dark chub | Kawamutsu |
Page created by: Eli, 15.08.07, last modified by: Eli, 23.08.07 |