Post-marketing Surveillance (PMS) Use-Result Surveillance With SPIKEVAX BIVALENT, SPIKEVAX X Injection, SPIKEVAX JN Injection and SPIKEVAX IN PRE-FILLED SYRINGE

Inclusion Criteria: * Participants should be 18 years or older for SPIKEVAX BIVALENT BA.1, SPIKEVAX BIVALENT BA.4/5, and 12 years or older for SPIKEVAX XBB.1.5 and SPIKEVAX JN.1. * Participants of any age which is approved for the use of SPIKEVAX BIVALENT BA.1, SPIKEVAX BIVALENT BA.4/5, SPIKEVAX XBB.1.5, or SPIKEVAX JN.1 for active immunization to prevent COVID-19 caused by SARS-CoV-2. * Participant who will be vaccinated with SPIKEVAX BIVALENT BA.1, SPIKEVAX BIVALENT BA.4/5, SPIKEVAX XBB.1.5, or SPIKEVAX JN.1 following local label approved by Ministry of Food and Drug Safety (MFDS). * Participant who will be vaccinated with at least one dose of SPIKEVAX BIVALENT BA.1, SPIKEVAX BIVALENT BA.4/5, SPIKEVAX XBB.1.5, or SPIKEVAX JN.1. Exclusion Criteria: * Participant whose participation is deemed inappropriate at the investigator's discretion. Note: Other protocol-defined inclusion/exclusion criteria may apply.