noun:

• area of the field one is supposed to (or able to) defend - Sports term
• (one's) field; (one's) scope; area of expertise; range of topics one can converse about; breadth of one's interests and knowledge
• one's type; kind of person one is attracted to

expression:

• a single mistake can ruin all one's hard work; one blunder can render useless a long period of effort; one fart in a hundred days' sermons [literal] - proverb

expression:

• I am content with what I am (have); Rich is the person who is content with what he is - four character idiom

expression:

• so what!; who gives a damn?

noun:

• written work (esp. a bound text, as opposed to a scroll)
• a text written entirely in kana
• graphic novel (esp. one created between the 12th and 19th centuries)
• notebook (for practicing kana, drawing pictures, etc.)
• rough draft

noun:

• stopping a sword stroke between one's bare hands

noun:

• stopping a sword stroke between one's bare hands ➜ 白刃取り【しらはどり】

adverb:

• one by one; one at a time; in turn

temporal noun / suffix:

• one by one; each; one at a time

expression / godan ~う verb:

• to be different from what was previously said; to be different from what was promised

noun / ~する noun:

• resultative (refers to a conjunction where what follows is a result of the preceding)

noun:

• one clap
• one beat
• one mora (taken as a unit of time)

noun:

• building where one keeps oxcarts and other conveyances inside a private estate
• resting area for one's oxcart, wagon, etc.

noun:

• one's student (esp. a former one); one's pupil; one's disciple

expression:

• you've hit the nail on the head; that's just what I thought; that's exactly like I feel; that's exactly what I think, too

noun:

• mistake; error; discrepancy
• discrepancy between one's actions and intentions - Law term

numeric:

• one-thousandth; 0.03 mm (one-thousandth of a sun); 0.01 percent (one-thousandth of a wari); 3.75 milligrams (one-thousandth of a monme)

noun:

• old monetary unit (0.0001 yen)

noun:

• using one's chopsticks to find a food one likes by rummaging in one's dish, pot, etc. (a breach of etiquette)

noun:

• first and second volume (e.g. of a book); volume one and volume two; book one and book two

noun / ~の noun:

• middle of the road; centrism; moderation; golden mean

noun:

• the middle (of what one is doing); half-way
• middle way; middle path - Buddhism term

noun:

• being stuck between a rock and a hard place; being in a dilemma; being torn between conflicting demands

expression:

• every last one; one and all; from A to Z
• as soon as; right after; no sooner (than) - verb+はしから - usually written using kana alone

numeric:

• one-hundredth; 0.3 mm (one-hundredth of a sun); 0.1 percent (one-hundredth of a wari); 0.0375 grams (one-hundredth of a monme)

noun:

• old monetary unit (0.001 yen)

expression:

• don't believe everything you hear; what is a paradise on hearsay maybe a hell at sight [literal] - proverb

expression:

• sacrifice something small in order to save something great; lose a leg to save one's life; let a large bug live and kill a small one [literal] - proverb