noun:

• (a) mood; (a) smile or a frown - four character idiom

noun:

• law of identity; principle of identity

noun:

• every single word and phrase; each and every word - four character idiom

noun:

• one generation (past, present, or future) - Buddhism term
• a lifetime

expression / noun:

• the crucial moment; the moment of truth; do-or-die situation; crucial juncture; crucial stage

adjectival noun / noun:

• becoming an adult or full-fledged member of (a) society ➜ 一人前

noun:

• first year (college) student; freshman - Kansai dialect ➜ 一年生
• graduate of one year's standing

noun:

• 1 kin (~0.6kg)
• 1 loaf of bread

noun:

• horse load

noun:

• an edition

noun / ~する noun:

• last-minute cramming; overnight cramming

noun:

• (vegetables) salted just overnight - original meaning

noun:

• first-time customer (of an inn or a restaurant); chance customer; customer without an introduction from a regular customer ➜ 一見の客・一見客

noun:

• single-valued attribute - IT term

noun:

• desperate measure; last-ditch effort ➜ 窮余の策

expression:

• let's have a quick drink

noun / ~する noun:

• round-the-world trip; world cruise

adverb:

• first off; first thing ➜ いの一番

noun / ~の noun:

• lumping together all sorts of things; making sweeping generalizations; dealing with various things under one head

noun:

• one block; enclosure

noun:

• plate; dish (of food)

noun:

• first-degree relative; member of one's immediate family

noun:

• first-class

~の noun:

• top notch; first rate; top-of-the-line; leading

noun / ~する noun:

• breaking off short (in one's speech); rendered speechless for a moment - four character idiom

noun:

• Thousand and One Nights