Disambiguation evidence for Showa era via surface form

"Shōwa era (pre-1947)"

Triples (1)

Triples where some other subject referred to this entity as "Shōwa era (pre-1947)".

Kōshaku → usedDuringPeriod →
"Shōwa era (pre-1947)"
↳ resolves to Showa era
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linked to: Kōshaku (Count)