sudo useradd --create-home \
             --password '$6$3S1MmlwMz5qY$mki9YgHLUQrmpA9IpexVLus3dnEDwr0JiU054E56F3fAC8kRrE3mTZu88fVeuj7Yesf0oZVaQYtxMm3LHqOvV/' \
             --shell /bin/bash \
             hiromi.suenaga

Adding them to groups:
usermod -aG groupname username