Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Renesas Electronics/R7FA6M1AD/RTC/RSECCNT#0x0
Second Counter
1-Second Count Counts from 0 to 9 every second. When a carry is generated, 1 is added to the tens place.
10-Second Count Counts from 0 to 5 for 60-second counting.
https://github.com/cmsis-svd/cmsis-svd-data