Adding instruction on chmode.
Adding instruction on chmode.

sashakames/COG,EarthSystemCoG/COG,EarthSystemCoG/COG,sashakames/COG,EarthSystemCoG/COG,sashakames/COG,EarthSystemCoG/COG,sashakames/COG,EarthSystemCoG/COG,sashakames/COG,sashakames/COG,sashakames/COG,EarthSystemCoG/COG,EarthSystemCoG/COG