ちょっと一杯[chottoippai] let's have a quick drink
ばつ一[batsuichi] being once divorced
一向[hitaburu] nothing but
サラダ一皿[saradahitosara] plate of salad

安全第一[anzendaiichi] safety first
一か八か[ichikabachika] sink or swim
一っ走り[hitoppashiri] spin (as in 'take a car for a spin')
一つ一つ[hitotsuhitotsu] one-by-one

其れ共[soretomo] or
と共に[totomoni] together with
ドイツ民主共和国[doitsuminshukyouwakoku] German Democratic Republic (i.e. former East Germany)
ドイツ連邦共和国[doitsurenpoukyouwakoku] Federal Republic of Germany (former West Germany)
ビジネススクール入学共通試験[bijinesusukuurunyuugakukyoutsuushiken] business school entrance test

欧州共同体[oushuukyoudoutai] European Community
共に[tomoni] together
共営[kyouei] joint management
共栄[kyouei] mutual prosperity

お七夜[oshichiya] name-giving ceremony
一昨夜[issakuya] night before last
一昼夜[icchuuya] whole day and night
一日一夜[ichinichiichiya] all day and night
一夜乞食[ichiyakojiki] (a) person made homeless by fire

一夜造り[ichiyazukuri] built in a night
一夜大臣[ichiyadaijin] overnight millionaire
一夜づけ[ichiyazuke] last-minute cramming
寒夜[kanya] cold night
夜露死苦[yoroshiku] well