化か血けつ研けんMeanings1nounKaketsukencompany nameAbbreviated name of the Chemo-Sero-Therapeutic Research Institute, a Japanese pharmaceutical company.化か血けつ研けんは熊くま本もと市しに本ほん社しゃを置おく製せい薬やく会社がいしゃです。Kaketsuken is a pharmaceutical company headquartered in Kumamoto City.