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

インスタント食品[insutantoshokuhin] instant foods
コンシューマ向け製品[konshuumamukeseihin] consumer products
コンシューマ製品[konshuumaseihin] consumer goods
スキー用品[sukiiyouhin] ski outfit
レトルト食品[retorutoshokuhin] packed and sterilised food

遺品[ihin] articles of the deceased
遺留品[iryuuhin] lost articles
医薬品[iyakuhin] medical supplies
医療品[iryouhin] medical supplies
一品[ippin] item

ミドル級[midorukyuu] middleweight class
一級[ikkyuu] one grade
下級[kakyuu] lower grade
下級職[kakyuushoku] subordinate post
下級審[kakyuushin] lower court

下級生[kakyuusei] underclassmen
下層階級[kasoukaikyuu] proletariat
仮進級[karishinkyuu] conditional promotion
階級[kaikyuu] (social) class
階級章[kaikyuushou] rank insignia