Ro-3 may refer to:
* , an Imperial Japanese Navy submarine in commissioned in 1922 and stricken in 1932
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Type F submarine
The were medium Imperial Japanese Navy submarines in commission during the 1920s. They were Japan's first true seagoing submarines and the earliest Japanese submarines classified as "second-class" or "medium" submarines.
Design and description
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, an Imperial Japanese Navy submarine class whose F2 subclass sometimes is called the ''Ro-3'' class
See also
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R03 (disambiguation) R03 may refer to:
* AAA battery
* Alkali Lake State Airport in Lake County, Oregon
* ATC code R03, a subgroup of the Anatomical Therapeutic Chemical Classification System
See also
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* ''R3.0'' (album), a 2017 album by Regine Velasqu ...
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