Denshi Jisho — Online Japanese dictionary

不思議 ふしぎ wonder; miracle; strange; mystery; marvel; curiosity
Common word, Na-adjective, Noun 
不思議 ふしぎに strangely; oddly; mysteriously
Adverb 
不思議がる ふしぎがる to be curious; to wonder; to marvel
Godan verb with ru ending, Intransitive verb 
不思議な縁 ふしぎなえん quirk of fate; curious coincidence; happy chance
Noun 
不思議なほど ふしぎなほど wondrous; marvellous; uncanny; like a charm
Expression 
不思議なくらい ふしぎなくらい curiously; curiously enough; oddly enough; to the point of being mysterious; to the extent of being strange
Expression 

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