How to say useless in Japanese

JLPTN1
無用☆【むようmuyou】 Inflection

adjectival noun / noun:

  • useless; futile
  • unnecessary; needless
  • not on business; unrelated; unauthorised; unauthorized
  • prohibited; banned; forbidden

Example Sentences

これkore以上ijou考えkangaeてteもmo無駄mudaだda。
It's useless to keep on thinking any more.
もちろんmochiron万能bannouではないdehanaiからといってkaratoitte価値kachiがgaないnaiわけではないwakedehanaiからkara、ＧＴＤはhaダメDAMEとtoいうiuことkotoにはnihaならないnaranai。
Of course you can't say that it's worth nothing because it isn't perfect, so that doesn't mean that GTD is useless.
インターネットINTAANETTOはha情報量が多いjouhouryougaooiのでnode、使えないtsukaenai情報jouhouもmo沢山takusanありますarimasu。
The Internet has a lot of information and thus also a lot of useless information.
役に立たないyakunitatanaiものmonoはha省きhabukiなさいnasai。
Leave out anything that is useless.
役にたたないyakunitatanaiものmonoはha全部zenbu別betsuにniしてshiteおきなさいokinasai。
Put aside all those which are useless.

© Based on JMdict, KANJIDIC2, and JMnedict, property of the Electronic Dictionary Research and Development Group, used in conformance with the Group's licence. Example sentences from the Tatoeba project (CC BY 2.0). Kanji stroke order data from the KanjiVG project by Ulrich Apel (CC BY-SA 3.0). See comprehensive list of data sources for more info.