Epidemiological Analysis of Haemophilus influenzae Isolated from Blood and Cerebrospinal Fluid in the Kinki Region of Japan

The increase in non-typable Haemophilus influenzae (NTHi)-related invasive H. influenzae diseases and emergence of antimicrobial resistance are public health challenges. However, detailed genomic analyses of domestic isolates remain scarce, and regional epidemiological data are limited.