IASR Vol.47 No.2 (No. 552) February 2026 Penicillin-resistant Streptococcus pneumoniae (PRSP) infections in Japan, April 1999 to December 2024

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Penicillin-resistant Streptococcus pneumoniae (PRSP) infections in Japan, April 1999 to December 2024

Notifications of penicillin-resistant Streptococcus pneumoniae (PRSP) infections from designated sentinel sites and revision of the reporting criteria in Japan
Timeline of the introduction of pneumococcal vaccines in Japan (as at December 2025)
Trends in antimicrobial resistance rates of Streptococcus pneumoniae isolates derived from blood, cerebrospinal fluid, and respiratory specimens based on the Japan Nosocomial Infections Surveillance (JANIS) data, 2018-2023, Japan
Status of penicillin resistance in the causative bacteria of adult invasive pneumococcal diseases (IPD) in Japan
Changes in penicillin resistance status in the causative bacteria of pediatric invasive pneumococcal diseases (IPD) in Japan
Global trends in penicillin-resistant Streptococcus pneumoniae (PRSP) (with a focus on summaries of reports from the WHO and ECDC)
Molecular epidemiology of penicillin-resistant Streptococcus pneumoniae (PRSP) in Japan
A case of hospital-acquired pneumonia caused by serotype 15A Streptococcus pneumoniae exhibiting multidrug resistance, Japan
Mechanisms of penicillin resistance in Streptococcus pneumoniae and serotype 35B Streptococcus pneumoniae
Characteristics of severe pertussis cases (fatal cases) in the improved CRoss Icu Searchable Information System (improved CRISIS), Japan
Field epidemiological investigation of a cluster of meningococcal pneumonia in a long-term care facility in Chiba Prefecture, Japan