Japan — sen denomination coinage
ProbableCredible evidence exists but classification is not fully established.
Issuing entity
JapanSmall-denomination coinage struck in the sen, the subdivision of the yen used by Japan. This entry establishes the type group only; individual denominations, dates and specifications have not yet been transcribed from a reference.
Historical context
Japan used the yen divided into the sen, and its minor coinage served as everyday small change.
Catalogue references
No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.
Research required
- Denominations, issue years and the rulers or authorities represented require transcription from a Tier 1 or Tier 2 reference.
- Metal composition, weight, diameter and edge treatment require transcription from a printed standard catalogue.
- Mint marks, die varieties and catalogue numbers are not recorded here and must not be inferred.