悪球[akkyuu] hard ball to hit
逸球[ikkyuu] muffed ball
衛星地球局[eiseichikyuukyoku] (satellite) earth station
眼球[gankyuu] eyeball
気球[kikyuu] balloon

球戯[kyuugi] billiards
球技[kyuugi] ball game (e.g. baseball, tennis, soccer)
球菌[kyuukin] coccus
球形[kyuukei] globular or spherical shape

コーヒー豆[koohiimame] coffee bean
いんげん豆[ingenmame] common bean (Phaseolus vulgaris)
烏野豌豆[karasunoendou] vetch
塩豆[shiomame] salted beans
血豆[chimame] blood blister

高野豆腐[kouyatoufu] freeze-dried tofu
黒豆[kuromame] black soy bean
枝豆[edamame] edamame (green soybeans)
煮豆[nimame] cooked beans
小豆[azuki] adzuki beans

アドオン電話[adoondenwa] add-on telephone
コードレス電話[koodoresudenwa] cordless phone
テレビ電話[terebidenwa] visual telephone
圧電気[atsudenki] piezoelectricity
圧電効果[atsudenkouka] piezoelectric effect

異方導電フィルム[ihoudoudenfirumu] oriented conduction film
異方導電膜[ihoudoudenmaku] oriented conduction film
一次電流[ichijidenryuu] primary current
印加電圧[inkadenatsu] applied voltage