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費 ついやさなければならない
tsuiyasanakereba naranai

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Godan Verb (su)
, 
i-Adjective

Expresses obligation ("must do") of 費やす

1. Must spend; Must use; Must expend

Obligation

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費やさなければならない

費やさなければならない【ついやさなければならない】 Activity

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