We wish to express our sincere thanks to each of them.
Their contribution support substantially the publication of the Journal of Antibiotics.

ASAHI KASEI PHARMA CORPORATION (Japan)
FUJIFILM TOYAMA CHEMICAL CO., LTD. (Japan)
KAKEN PHARMACEUTICAL CO., LTD. (Japan)
KYORIN PHARMACEUTICAL CO., LTD. (Japan)
MEIJI SEIKA PHARMA CO., LTD. (Japan)
MICROBIOPHARM JAPAN CO., LTD. (Japan)