noun:

• one floor (of a building); single floor

noun:

• disaster certificate; document certifying that one is a disaster victim

adverb:

• any one; any; whichever ➜ 何れ【どれ】

noun:

• one parent ➜ 二親【ふたおや】
• single parent

noun:

• lesson one; first lesson

noun:

• chapter one; first chapter

noun:

• a bag; one bag

expression:

• please wait; one moment please - from しばらくお待ち下さい - abbreviation

noun:

• one night; all night ➜ 一夜

noun:

• green willow (i.e. one that has budded)
• meat of the trough shell (Mactra chinensis) ［あおやぎ］ ➜ バカ貝

noun:

• manure; night soil; dung; fertiliser; fertilizer
• something that will help one develop in the future

noun:

• one mountain
• pile (of something); heap; lot (in sale)
• hump; worst part
• large profit; killing ➜ 一山当てる【ひとやまあてる】

noun / ~の noun:

• only one (person, thing); sole; unique

~の noun:

• highest; best; most outstanding
• custom-made

noun:

• miler; competitor in one-mile races
• person who uses airlines' mileage services, frequent-flyer points, etc. - From English "miler"

prefix:

• one (of a pair)
• incomplete; imperfect; fragmentary
• few; little
• off-centre; remote
• side; problem; question; matters ➜ 片が付く

noun:

• shikantaza; meditation practice where one stays intensely focused without focusing on any particular object - Buddhism term

expression:

• having been told something so often that one is fed up with it - abbreviation - idiom - colloquialism ➜ 耳に胼胝ができる【みみにたこができる】

suffix noun:

• superior to (e.g. professional, etc. in ability or achievement) ➜ 裸足【はだし】

noun:

• ignoring (one thing) for (another) ➜ 其方退け【そっちのけ】

noun:

• (one of) the eight earliest and most prestigious high schools (Meiji period) - From English "number school"

noun:

• Japanese writing paper (lined with a square grid, one square per character)

auxiliary:

• should; must; that one ought to; to be done - suf. to verbs
• -able - passive ending
• probably; likely

noun:

• industrial union (one relating to a specific industry or occupation); vertical union ➜ 職業別組合

adverb:

• anyway; either way; one way or the other; whichever; whatever

noun / ~する noun:

• chugging (a glassful of) a drink in one go ➜ 一気に飲む

noun:

• anthropological argument (one of Descartes' ontological arguments for the existence of God)