Japanese
Noun
フラン (romaji furan)
-  A franc.
Etymology 2
From French flan (“cheesecake, custard tart, flan”).[1][2]
Noun
フラン (romaji furan)
-  A flan, a crème caramel.
Etymology 3
From English furan.
Noun
フラン (romaji furan)
-  (organic chemistry) furan
References
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1 2 3  2006, 大辞林 (Daijirin), Third Edition (in Japanese), Tōkyō: Sanseidō, ISBN 4-385-13905-9
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1 2  1988, 国語大辞典(新装版) (Kokugo Dai Jiten, Revised Edition) (in Japanese), Tōkyō: Shogakukan