Since 1992, many neonates in neonatal intensive care units in Japan have been developing fever and systemic exanthema. Immunological analyses of neonates with these symptoms has revealed that the bacterial superantigen, toxic shock syndrome toxin‐1 (TSST‐1) is the cause. The name neonatal TSS‐like exanthematous disease (NTED) has been applied to this condition. The most striking clinic…