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

御神酒[omiki] sacred wine or sake
ギリシア神話[girishiashinwa] Greek mythology
悪神[akujin] evil god
圧神[asshin] pressure sensation
安神[anshin] relief

伊勢大神宮[isedaijinguu] the Grand Shrines of Ise
一神教[isshinkyou] monotheism
一神論[isshinron] monotheism
運動神経[undoushinkei] motor nerves
疫病神[yakubyougami] jinx (lit: god of pestilence)

遺精[isei] nocturnal emissions (of semen)
演算精度[enzanseido] operational precision
拡張倍精度[kakuchoubaiseido] extended double-precision
魚精[gyosei] milt
高精度[kouseido] high precision

射精[shasei] ejaculation
受精卵[juseiran] fertilized eggs
出精[shussei] diligence
出無精[debushou] stay at home
精しい[kuwashii] detailed

一統[ittou] lineage
王統[outou] royal line
系統[keitou] system
系統樹[keitouju] genealogical tree
系統神学[keitoushingaku] systematic theology

系統的[keitouteki] systematic
血統[kettou] lineage
植民地統治[shokuminchitouchi] colonial rule
信任統治制度[shinnintouchiseido] trusteeship system
人口動態統計[jinkoudoutaitoukei] demographic statistics