"長期間" in Japanese is the translation of English "Long duration" (find more translations on these pages: "Long duration in Different Languages" and "Long duration in Japanese").

長期間 pronunciation: If you want to know how to pronounce 長期間 in Japanese (that is, how we say "Long duration" in Japanese), you will find the audio pronunciation below.

Please listen to the proper pronunciation and remember how to say it. We hope this will help you to master your Japanese language.

Here is the Japanese pronunciation of the word 長期間:
Japanese, female
Japanese, male