noun:

• gaining a perfect knowledge of natural laws - four character idiom

expression / ichidan verb:

• to apply the art of resuscitation (in judo, etc.) ➜ 活
• to breathe life into; to stimulate; to encourage someone; to give someone a pep talk ➜ 喝

expression / noun:

• particle horizon of the observable universe - Astronomy term ➜ 事象の地平線

noun / ~の noun:

• practical side of life

noun:

• point of reference; reference point

noun:

• bathtub or onsen made of (or surrounded by) rocks

noun:

• principles of economics

~の noun:

• earthquake-proof

noun:

• leader of a fearless tribe - archaism

noun:

• extraordinary meeting of the Cabinet

noun:

• Department of the Imperial Household - obsolete term ➜ 宮内庁

expression / godan ~る verb:

• to save an enemy from trouble instead of taking advantage of their weakness; to show humanity even to one's enemy; to help one's enemy in difficulty - from Uesugi Kenshin sending salt to his enemy, Takeda Shingen, when Takeda's salt supply had been cut off

noun:

• list of 1,006 kanji taught in Japanese primary schools ➜ 常用漢字・当用漢字

noun:

• large number of people

noun:

• spurt of blood (from one's victim)

noun:

• right to the pursuit of happiness

expression:

• coolness of distant twinkling lights (on a summer night)

noun:

• tears of sadness

noun:

• History of the Jin Dynasty

noun:

• female guardian deity of the market

noun:

• angle of view (photography)

noun:

• man of well-cultivated tastes

noun:

• number of pupils

noun:

• sense of stability

noun:

• eighty-eighth day from the beginning of spring - four character idiom