ハチ公[hachikou] statue of Hachiko (a dog) at Shibuya station
郭公[kakkou] common cuckoo (Cuculus canorus)
株式公開[kabushikikoukai] stock offering (to the public)
蒲公英[tanpopo] dandelion (esp. species Taraxacum platycarpum)
官公庁[kankouchou] government administration office

丸公[marukou] official price
勤め奉公[tsutomeboukou] apprenticeship
公平[kinpira] chopped burdock root (and sometimes carrot) cooked in sugar and soy sauce
公孫樹[kousonju] ginkgo (Ginkgo biloba)

街娼[gaishou] prostitute
公娼[koushou] licensed prostitution
公娼全廃[koushouzenpai] abolition of licensed prostitution
娼妓[shougi] prostitute
男娼[danshou] male prostitute

娼婦[shoufu] prostitute
私娼[shishou] unlicensed prostitute
娼家[shouka] brothel
私娼窟[shishoukutsu] brothel
売娼[baishou] prostitution