special characteristics; peculiarity; distinctiveness
spy; special agent; covert operative
special theory of relativity
bank transfer scam; telephone banking fraud
special class for disabled children; special needs class
Special Assault Team; SAT
semigovernmental corporation
bathhouse offering special services (usu. sexual); massage parlour; soapland
total fertility rate; TFR
special cleaning and disinfection (esp. after an accident or death); biohazard cleanup; crime scene cleanup
special school; special needs school
special education; special-needs education
special purpose submarine (esp. Japanese midget submarines used in WWII)
specialty paper; special paper
special mora; non-syllabic mora; non-head mora
sex establishment (as regulated by a specific Japanese law)
special colour rendering index (color)
special theory of relativity
special kana usage rules of the Nara period
special (urban) park (such as a zoo, botanical garden, etc.)