Dai-ichi
The phrase is also written without the hyphen, as daiichi. Dai-ichi is frequently used in proper names, hence capitalized; also Dai-Ichi and occasionally Dai Ichi. There is a sound-alike common first name with different spelling. Related phrases. Dai-ni (第二) means "number two" or "second", using two parallel bars (二) or "2" for "ni"; also daini Dai-san (第三) means "number three" or "third", using three parallel bars (三) or "3" for "san" And continuing for 4, 5, 6, etc.