The data products derived and presented in the manuscript of "Venusian cloud distribution simulated by a general circulation model" to Journal of Geophysical Research - Planets. *.grd file is grads format file and *.ctl file is control file of grads data. The detail of the data is given by Sugimoto et al. (2014a and 2014b) and Takagi et al. (2018).
Steps to reproduce
Please read README.rtf.