Thirties
"Thirties" in Japanese
30代
sanjūdai
(age 30–39)
30年代
sanjū-nendai
(1930s)
三十代
sanjūdai
(age 30–39)
三十年代
sanjū-nendai
(1930s)
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.