赤せっ血けっ球きゅう生せい成せい促そく進しん因いん子しMeaningsNoun1. erythropoietin; EPO (Rare)Kanji used赤red血blood球sphere生life成become促urge進advance因cause子childComposed of赤せっ血けっ球きゅうred blood cell; erythrocyteNoun生せい成せいcreation; generation; formation; derivationNoun促そく進しんpromotion; acceleration; encouragement; facilitation; spurring onNoun因いん子しfactor; divisorNoun