noun:

• woman of mature beauty - four character idiom

noun:

• area where a string of nuclear power plants are located - four character idiom

expression / godan ~む verb:

• to be intricate; to be elaborate; to be complicated; to be complex - idiom ➜ 手の込んだ

expression:

• exaggeration; making a mountain out of a molehill - idiom ➜ 針小棒大

expression:

• the pot calling the kettle black; the goop in the eye laughing at the snot in the nose [literal] - idiom

expression:

• playing while the cat is away; taking a break while the boss is out; doing what one wants when one is (finally) alone; relaxing while the demon is out [literal] - idiom ➜ 洗濯

expression / ichidan verb:

• to get moldy; to get mouldy
• to get out-of-fashion - idiom

noun:

• tao-tie (mythological Chinese creature engraved on bronzeware during the Shang & Zhou dynasties) - archaism
• brutal person - idiom
• coveting of wealth (property, etc.)

expression / godan ~ぶ verb:

• to be sacked; to be dismissed - idiom

noun / ~する noun:

• effecting de facto constitutional changes through creative interpretation of the existing constitution; reinterpretation of the constitution - four character idiom

expression:

• things that do not exist; fur on turtles, horns on rabbits [literal] - four character idiom - idiom

expression:

• things that do not exist; horns on rabbits, fur on turtles [literal] - idiom - four character idiom - Buddhism term

expression / godan ~む verb:

• to bail out the ocean with a teaspoon; to scoop water with a basket [literal] - idiom

expression / godan ~く verb:

• to spit in the wind; to piss in the wind; to get caught in your own trap; to reap what you sow; to turn to the sky and spit [literal] - idiom ➜ 天に唾する【てんにつばする】

expression / adjective:

• to be no match for (e.g. outclassed in authority, strength or in debt to); to be unable to act on an equal basis with - idiom

expression / godan ~む verb:

• to participate in (as a member); to get involved in - idiom

expression / adjective:

• worthless; valueless - idiom

expression / godan ~く verb:

• to encourage to do (something); to urge a person on; to demand action - idiom
• to spank; to give a spanking; to hit someone on the bottom; to beat someone's backside

expression / noun:

• being quiet and meek (in contrast to normal behaviour); being as meek as a lamb; a borrowed cat [literal] - idiom

expression:

• there are no cowardly soldiers under a superior general - four character idiom

expression / godan ~る verb:

• you'll have to pay for it; the bill will come due; there's no escaping - idiom ➜ ツケが回って来る【ツケがまわってくる】

~たる adjective / ~と adverb:

• assiduously; with unremitting zeal - four character idiom

~たる adjective / ~と adverb:

• quietly and assiduously - four character idiom

expression / adjective:

• unable to concentrate on (due to distractions, etc.) - idiom

expression / godan ~う verb:

• to trip someone up; to pull the carpet from under - idiom ➜ 掬う