Acknowledgements
This work was supported by JSPS KAKENHI Grant Number JP18J20226. The authors gratefully acknowledge generous support to the Marine Biophysics Unit from Okinawa Institute of Science and Technology Graduate University (OIST). We thank the OIST DNA Sequencing Section (SQC) for constructing RNA-seq libraries and performing sequencing and the OIST Scientific Computing and Data Analysis Section (SCDA) for providing the high performance computing service for the transcriptome assembly in this study. We appreciate Dr. Steven D. Aird for editing and providing comments on the manuscript.