一分 いちぶ Also written 1分 Meanings Noun one tenth; one hundredth; one percent; one tenth of a sun; one quarter ryō (an old coin) Kanji 一 one. Read as イチ. 分 part. Read as ブ. Words containing 一分 一分銀 (いちぶぎん) ichibugin 一分金 (いちぶきん) ichibukin 一分一厘 (いちぶいちりん) (not even) a bit of And 4 more. Jinuma: Japanese Dictionary · Word lists