Shirabe
次々 に

次々つぎつぎ

Common Adverb Adverb Noun
English jmdict
1
adverb (fukushi)adverb taking the 'to' particlenoun (common) (futsuumeishi) in succession;one by one
彼らは次々と出発した。
They started one after another.
Other forms 次次 【つぎつぎ】

次々につぎつぎに

Common Adverb
English jmdict
1
adverb (fukushi) one by one;one after another;successively
次々に立って出ていった。
One after another they stood up and went out.
Other forms 次次に 【つぎつぎに】