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

シュタイナー学校[shutainaagakkou] Steiner school
下校[gekou] coming home from school
夏期学校[kakigakkou] summer school
開校[kaikou] opening a school
各校[kakukou] each school

學校[gakkou] school
勘校[kankou] examination and correction
休校[kyuukou] closing school (temporarily)
空軍連絡将校[kuugunrenrakushoukou] air liaison officer
軍医学校[gunigakkou] military medical college