Ōtsuka is a Japanese surname.
Ōtsuka or Otsuka may also refer to:
- Ōtsuka Station, the name of multiple railway stations in Japan
- "Otsuka FC", former name of Japanese professional football team Tokushima Vortis
- Otsuka Pharmaceutical Co., a Japan-based multi-national pharmaceutical company
This disambiguation page lists articles associated with the title Ōtsuka.
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If an internal link led you here, you may wish to change the link to point directly to the intended article.