Inclusion Criteria:  Healthy adults aged 19 to 50 years old Participants willing to give written informed consent to participate in the trial  Exclusion Criteria:  History of invasive pneumococcal infection within 5 years at screening Known hypersensitivity to any component of the study vaccine Immune deficiency or immunosuppressive disorder Immunized with any licensed vaccine within 4 weeks prior to screening Pregnant, lactating women or women of childbearing age not using a reliable method of contraception Participants who in the opinion of the investigator will not be able to comply with any of the protocol required procedure