Diamond
"Diamond" in Japanese
ギヤマン
giyaman
(gemstone)
ダイヤ
daiya
(uncountable: mineral)
ダイヤ
daiya
(gemstone)
ダイヤ
daiya
(card games: card of the diamonds suit)
ダイヤモンド
daiyamondo
(uncountable: mineral)
ダイヤモンド
daiyamondo
(gemstone)
金剛石
kongōseki
(uncountable: mineral)
金剛石
kongōseki
(gemstone)
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.