たけすみ· also ちくたん、たけずみ
bamboo charcoal
Noun
「何なに、この真まっ黒くろけのパン」「それ、竹炭たけすみが入はいってるんだって。珍めずらしいから買かってみたんだ」
"Why on earth is this bread pitch black?" "Because it has bamboo charcoal in it. I bought it because I thought it was unusual."