御土産[omiyage] present
混凝土[konkuriito] concrete
土耳古[toruko] Turkey
安土桃山時代[azuchimomoyamajidai] Azuchi-Momoyama period (approx. 1558-1600 CE)
王土[oudo] royal or imperial domain

黄土[oudo] earth
沖積土[chuusekido] alluvial soil
下層土[kasoudo] subsoil
火木土[kamokudo] Tue-Thurs-Sat
灰土[kaido] ashes and earth

亜炭[atan] lignite
一酸化炭素[issankatanso] carbon monoxide
活性炭[kasseitan] activated charcoal
褐炭[kattan] brown coal
含水炭素[gansuitanso] carbohydrate

黒炭[kokutan] bituminous coal
採炭[saitan] coal mining
載炭[saitan] coaling
重炭酸曹達[juutansansouda] sodium bicarbonate
出炭[shuttan] coal production

窯業[yougyou] ceramics
窯元[kamamoto] pottery
窯出し[kamadashi] removing pots from kiln
土窯[dogama] earthen kiln
炭窯[sumigama] charcoal kiln

窯印[kamajirushi] potter's mark
官窯[kanyou] governmental porcelain furnace
トンネル窯[tonnerugama] tunnel kiln
穴窯[anagama] very old type of kiln made by digging a hole in the side of a hill

御竈[okama] pot
土竈[dogama] earthen kiln
七竈[nanakamado] Japanese rowan (species of mountain ash, Sorbus commixta)
竈神[kamadogami] tutelary deities of the hearth
四葉塩竈[yotsubashiogama] Chamisso's lousewort (Pedicularis chamissonis var. japonica)

南京七竈[nankinnanakamado] Sorbus gracilis (species of mountain ash)
高嶺七竈[takanenanakamado] Siberian mountain ash (Sorbus sambucifolia)
竈突[kudo] the rear of an old-fashioned Japanese hearth from which smoke was exhausted
竈風呂[kamaburo] steam bath (often using brine)