sudo apt-get update
sudo apt-get upgrade
sudo apt-get install ibus-mozc
sudo ibus-setup
env LANGUAGE=C LC_MESSAGES=C xdg-user-dirs-gtk-update
sudo timedatectl set-local-rtc true
wget -q https://www.ubuntulinux.jp/ubuntu-ja-archive-keyring.gpg -O- | sudo apt-key add -