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)

寒武利亜[kanburia] Cambria (old name for Wales)
威武[ibu] authority and force
演武[enbu] military exercises
我武者羅[gamushara] reckless
核武装[kakubusou] nuclear arms

玄武岩[genbugan] basalt
古武道[kobudou] ancient Japanese martial arts
公武[koubu] nobles and soldiers
公武合体[koubugattai] shogunate marital union with the Imperial Family
荒武者[aramusha] daredevil