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)

半平[hanpei] pounded fish cake
アジア太平洋地域[ajiataiheiyouchiiki] Asia-Pacific region
ダウ平均株価[dauheikinkabuka] Dow-Jones average
ノーベル平和賞[nooberuheiwashou] Nobel peace prize
悪平等[akubyoudou] misguided equality

開平[kaihei] extraction of square root
平す[narasu] to make even
公平[kinpira] chopped burdock root (and sometimes carrot) cooked in sugar and soy sauce
金平糖[konpeitou] small coloured sugar candy covered in bulges
公平[kouhei] fairness