Other
- Wada (house), a type of mansion in Western India
- WOHS, a radio station (1390 AM) licensed to Shelby, North Carolina, United States, which held the call sign WADA until 1984, and from 1985 to 2010
- Lakes of Wada in mathematics
- including the Wada property and Wada basins
- Wada was a ruler of Hälsingland
- Wada (ethnic group), a Sudanese ethnic minority
- Wada test, a test used to establish which cerebral functions are localised to which brain hemisphere
- World Anti-Doping Agency
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