1. Institute for Amphibian Biology, Graduate School of Science, Hiroshima University
2. Graduate School of Biomedical Sciences, Hiroshima University
3. ProPhoenix Company Limited, Hiroshima Techno Plaza
4. Biotechnology Research Laboratory, Towa Kagaku Co., Ltd.
5. Laboratory of Developmental Biology, Department of Biological Science, Graduate School of Science, Hiroshima University