不必要 (fuhitsuyou) Japanese meaning: unnecessary | Kotomoraけ
ましょう
。
Let's avoid unnecessary expenses.
I think that explanation is unnecessary.
Usage patterns
不必要な〈物〉an unnecessary thing/item
I got rid of everything that was unnecessary.
〈事〉が不必要になるfor something to become unnecessary
Thanks to the new technology, this task has become unnecessary.
不必要に〈動詞〉to do something needlessly/without cause
Please don't worry unnecessarily.