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)

安売り[yasuuri] discount
一手販売[ittehanbai] sole agency
淫売[inbai] prostitution
卸売物価指数[oroshiuribukkashisuu] wholesale price index
掛売り[kakeuri] selling on credit

客商売[kyakushoubai] hotel
競争売買[kyousoubaibai] auction
競売[kyoubai] auction
個別販売[kobetsuhanbai] door-to-door selling
公売[koubai] public sale