Infectious Diseases by Law in Japan Infectious Diseases by Law in Japan| Category | Infectious disease name | KEGG | Disease name | Pathogen | Class |
| Class I Infectious Disease | Ebola haemorrhagic fever | H00283 | Ebola disease | -ssRNA virus | 1 |
| Crimean-Congo haemorrhagic fever | H00284 | Crimean-Congo hemorrhagic fever | -ssRNA virus | 1 | |
| Smallpox | H00372 | Smallpox | dsDNA virus | 1 | |
| South American haemorrhagic fever | H00385 | South American hemorrhagic fever | -ssRNA virus | 1 | |
| Plague | H00297 | Plague | Pseudomonadota | 2 | |
| Marburg virus disease | H00405 | Marburg disease | -ssRNA virus | 1 | |
| Lassa fever | H00386 | Lassa fever | -ssRNA virus | 1 | |
| Class II Infectious Disease | Acute poliomyelitis | H00376 | Acute poliomyelitis | +ssRNA virus | 4 |
| Tuberculosis | H00342 | Tuberculosis | Actinomycetota | 3, 4 | |
| Diphtheria | H00343 | Diphtheria | Actinomycetota | ||
| Severe acute respiratory syndrome (limited to the one involving SARS coronavirus within the genus Betacoronavirus as a pathogen) | H00402 | Severe acute respiratory syndrome | +ssRNA virus | 2 | |
| Middle East respiratory syndrome (limited to the one involving MERS coronavirus within the genus Betacoronavirus as a pathogen) | H01419 | Middle East respiratory syndrome | +ssRNA virus | 3 | |
| Avian influenza (H5N1) | H00399 | Avian influenza | -ssRNA virus | 4 | |
| Avian influenza (H7N9) | H00399 | Avian influenza | -ssRNA virus | 4 | |
| Class III Infectious Disease | Cholera | H00110 | Cholera | Pseudomonadota | 4 |
| Shigellosis | H00299 | Shigellosis | Pseudomonadota | 4 | |
| Enterohaemorrhagic Escherichia coli infection | H00277 | Enterohemorrhagic Escherichia coli (EHEC) infection | Pseudomonadota | 4 | |
| Typhoid fever | H00111 | Typhoid fever | Pseudomonadota | 4 | |
| Paratyphoid fever | H00112 | Paratyphoid fever | Pseudomonadota | 4 | |
| Class IV Infectious Disease | Hepatitis E | H00415 | Hepatitis E | +ssRNA virus | |
| West Nile fever (including West Nile encephalitis) | H01548 | West Nile fever | +ssRNA virus | 4 | |
| Hepatitis A | H00411 | Hepatitis A | +ssRNA virus | ||
| Echinococcosis | H01153 | Human echinococcosis | Platyhelminthes | ||
| Yellow fever | H00384 | Yellow fever | +ssRNA virus | 4 | |
| Psittacosis | H00350 | Psittacosis | Chlamydiota | 4 | |
| Omsk hemorrhagic fever | H00416 | Omsk hemorrhagic fever | +ssRNA virus | 3 | |
| Relapsing fever | H00427 | Relapsing fever | Spirochaetota | ||
| Kyasanur Forest disease | H01322 | Kyasanur Forest disease | +ssRNA virus | 3 | |
| Q fever | H00310 | Q fever | Pseudomonadota | 3 | |
| Rabies | H00377 | Rabies | -ssRNA virus | 3 | |
| Coccidioidomycosis | H01319 | Coccidioidomycosis | Ascomycota | 3 | |
| Monkeypox | H00373 | Mpox (Monkeypox) | dsDNA virus | 3 | |
| Zika virus disease | H01553 | Zika fever | +ssRNA virus | ||
| Severe fever with thrombocytopenia syndrome (limited to the one involving STS virus within the genus Phlebovirus as a pathogen) | H01416 | Severe fever with thrombocytopenia syndrome | -ssRNA virus | 3 | |
| Hemorrhagic fever with renal syndrome | H00389 | Hemorrhagic fever with renal syndrome | -ssRNA virus | 3 | |
| Western equine encephalitis | H01534 | Western equine encephalitis | +ssRNA virus | 3 | |
| Tick-borne viral encephalitis | H00380 | Tick-borne viral encephalitis | +ssRNA virus | 3 | |
| Anthrax | H00328 | Anthrax | Bacillota | 2 | |
| Chikungunya fever | H01540 | Chikungunya fever | +ssRNA virus | ||
| Scrub typhus | H00324 | Scrub typhus | Pseudomonadota | ||
| Dengue | H00381 | Dengue | +ssRNA virus | 4 | |
| Eastern equine encephalitis | H01535 | Eastern equine encephalitis | +ssRNA virus | 3 | |
| Avian influenza (excluding H5N1 and H7N9) | H00398 | Influenza | -ssRNA virus | 4 | |
| Nipah virus infection | H01539 | Nipah virus infection | -ssRNA virus | 3 | |
| Japanese spotted fever | H00323 | Spotted fever | Pseudomonadota | 3 | |
| Japanese encephalitis | H01533 | Japanese encephalitis | +ssRNA virus | 4 | |
| Hantavirus pulmonary syndrome | H00390 | Hantavirus pulmonary syndrome | -ssRNA virus | 3 | |
| B virus infection | H00387 | B virus infection | dsDNA virus | 3 | |
| Glanders | H00316 | Glanders | Pseudomonadota | 3 | |
| Brucellosis | H00325 | Brucellosis | Pseudomonadota | 3 | |
| Venezuelan equine encephalitis | H01547 | Venezuelan equine encephalitis | +ssRNA virus | 3 | |
| Hendra virus infection | H01538 | Hendra virus infection | -ssRNA virus | 3 | |
| Epidemic typhus | H00322 | Epidemic typhus | Pseudomonadota | 3 | |
| Botulism | H00339 | Botulism | Bacillota | 2 | |
| Malaria | H00361 | Malaria | Apicomplexa | ||
| Tularemia | H00312 | Tularemia | Pseudomonadota | 2 | |
| Lyme disease | H00353 | Lyme borreliosis | Spirochaetota | ||
| Lyssavirus infection | H00378 | Lyssavirus infection | -ssRNA virus | ||
| Rift Valley fever | H01549 | Rift Valley fever | -ssRNA virus | 3 | |
| Melioidosis | H00317 | Melioidosis | Pseudomonadota | 3 | |
| Legionellosis | H00311 | Legionellosis | Pseudomonadota | ||
| Leptospirosis | H00355 | Leptospirosis | Spirochaetota | ||
| Rocky Mountain spotted fever | H00323 | Spotted fever | Pseudomonadota | 3 | |
| Class V Infectious Disease (Notifiable disease surveillance) |
Amoebiasis | H00360 | Amoebiasis | Evosea | |
| Viral hepatitis (excluding hepatitis E and hepatitis A) | H00412 | Hepatitis B | dsDNA-RT virus | ||
| H00413 | Hepatitis C | +ssRNA virus | |||
| H00414 | Hepatitis D | -ssRNA virus | |||
| Carbapenem-resistant Enterobacteriaceae infection | H01422 | Carbapenem-resistant bacterial infection | Pseudomonadota | ||
| Acute flaccid paralysis (exclusing poliomyelitis) | |||||
| Acute encephalitis (excluding West Nile encephalitis, Western equine encephalitis, Tick-borne viral encephalitis, Eastern equine encephalitis, Japanese encephalitis, Venezuelan equine encephalitis and Rift Valley fever) | H01417 | Acute encephalitis | Virus | ||
| Cryptosporidiosis | H00356 | Cryptosporidiosis | Apicomplexa | 4 | |
| Creutzfeldt-Jakob disease | H00061 | Prion disease | |||
| Fulminant hemolytic streptococcal infection | H01426 | Invasive streptococcal disease | Bacillota | ||
| Acquired immunodeficiency syndrome (AIDS) | H00406 | Acquired immunodeficiency syndrome (AIDS) | ssRNA RT virus | ||
| Giardiasis | H00362 | Giardiasis | Fornicata | ||
| Invasive Haemophilus influenzae disease | H00304 | Haemophilus influenzae infection | Pseudomonadota | ||
| Invasive meningococcal disease | H00314 | Meningococcal infection | Pseudomonadota | ||
| Invasive pneumococcal disease | H01321 | Pneumococcal disease | Bacillota | ||
| Chickenpox (limited to hospitalization) | H00366 | Varicella | dsDNA virus | ||
| Congenital rubella syndrome | H00395 | Rubella | +ssRNA virus | ||
| Syphilis | H00354 | Syphilis | Spirochaetota | ||
| Disseminated cryptococcosis | H00364 | Cryptococcosis | Basidiomycota | ||
| Tetanus | H00337 | Tetanus | Bacillota | ||
| Vancomycin-resistant Staphylococcal aureus (VRSA) infection | H00331 | Vancomycin-resistant Staphylococcal aureus (VRSA) infection | Bacillota | ||
| Vancomycin-resistant enterococcal infection | H00340 | Vancomycin-resistant enterococci infection | Bacillota | ||
| Pertussis | H00319 | Pertussis | Pseudomonadota | ||
| Rubella | H00395 | Rubella | +ssRNA virus | ||
| Measles | H00394 | Measles | -ssRNA virus | ||
| Multidrug-resistant Acinetobacter infection | H00309 | Multidrug-resistant Acinetobacter infection | Pseudomonadota | ||
| Class V Infectious Disease (Sentinel surveillance) |
RS virus infection | H00401 | Respiratory syncytial virus infection | -ssRNA virus | |
| Pharyngoconjunctival fever | H01420 | Pharyngoconjunctival fever | dsDNA virus | ||
| Group A streptococcal pharyngitis | H01424 | Group A streptococcal pharyngitis | Bacillota | ||
| Infectious gastroenteritis | H01430 | Viral gastroenteritis | virus | ||
| Chickenpox | H00366 | Varicella | dsDNA virus | ||
| Hand, foot and mouth disease | H01326 | Hand, foot and mouth disease | +ssRNA virus | ||
| Fifth disease | H00404 | Erythema infectiosum | ssDNA virus | ||
| Roseola | H00369 | Exanthema subitum | dsDNA virus | ||
| Herpangina | H01327 | Herpangina | dsDNA virus | ||
| Mumps | H00396 | Mumps | -ssRNA virus | ||
| Influenza (excluding avian influenza and a novel influenza infection, etc.) | H00398 | Influenza | -ssRNA virus | 4 | |
| Acute hemorrhagic conjunctivitis | H01421 | Acute hemorrhagic conjunctivitis | +ssRNA virus | ||
| Epidemic keratoconjunctivitis | H01320 | Epidemic keratoconjunctivitis | dsDNA virus | ||
| Gsyphilisenital chlamydia infection | H00347 | Chlamydia infection | Chlamydiota | ||
| Genital herpes simplex virus infection | H00365 | Herpes simplex virus infection | dsDNA virus | ||
| Condyloma acuminatum | H01418 | Condyloma acuminatum | dsDNA virus | ||
| Gonococcal infection | H00315 | Gonococcal infection | Pseudomonadota | ||
| Infectious gastroenteritis (limited to the one involving Rotavirus as a pathogen) | H00975 | Rotaviral enteritis | dsRNA virus | ||
| Chlamydial pneumonia (excluding psittacosis) | H00351 | Chlamydial pneumonia | Chlamydiota | ||
| Bacterial meningitis (excluding Neisseria meningitidis, Streptococcus pneumoniae, Haemophilus influenzae as a causative agent) | |||||
| Mycoplasma pneumonia | H00341 | Mycoplasma pneumonia | Mycoplasmatota | ||
| Aseptic meningitis | H01429 | Aseptic meningitis | |||
| Penicillin-resistant Streptococcus pneumoniae infection | H01423 | Penicillin-resistant Streptococcus pneumoniae infection | Bacillota | ||
| Methicillin-resistant Staphylococcus aureus infection | H00330 | Methicillin-resistant Staphylococcal aureus (MRSA) infection | Bacillota | ||
| Multidrug-resistant Pseudomonas aeruginosa infection | H00313 | Multidrug-resistant Pseudomonas aeruginosa infection | Pseudomonadota | ||
| COVID-19（limited to the one involving a novel coronavirus (reported by People's Republic of China to the World Health Organization in January 2020 as having the ability to infect humans) within the genus Betacoronavirus as a pathogen) | H02398 | COVID-19 | +ssRNA virus |