問答無用

もんどうむよう

there being no use in arguing (about it)

天地無用

てんちむよう

do not turn upside down

他言無用

たごんむよう

Not a word to anyone, Mum's the word

心配無用

しんぱいむよう

Don't worry about it, There is nothing to fear, There is no need for anxiety, Everything is under control

長居無用

ながいむよう

There's no point in staying (here) any longer, There's no point in prolonging a (the) visit, There's no point in extending one's stay

心配ご無用

しんぱいごむよう

Don't worry about it, There is nothing to fear, There is no need for anxiety, Everything is under control

無用の長物

むようのちょうぶつ

useless object, deadwood, white elephant, boondoggle

無用な処置

むよーなしょち

unnecessary procedures

用無し

ようなし

idle, useless

無期雇用

むきこよう

indefinite-term employment; permanent position

無

む ぶ

un-, non-

無味無臭無色

むみむしゅうむしょく

tasteless, odorless and colorless

無想無念

むそうむねん

being free from all distracting thoughts, keeping one's mind clear of all worldly thoughts, being free from all ideas and thoughts

無位無冠

むいむかん

(a plain citizen) having no special rank or title, being a common citizen

無為無策

むいむさく

do-nothing, plan-nothing (government, etc.)

無理無体

むりむたい

by force

無二無三

むにむさん むにむざん

in earnest, single-minded, with intense concentration, rushing headlong into

無念無想

むねんむそう

free from worldly or worthless thoughts

無始無終

むしむしゅう むしむじゅう

everlastingness