e-Stat is a portal site for Japanese Government Statistics.

The Japan Science and Technology Agency (JST; Japanese: 科学技術振興機構) is a Japanese government agency which aims to build infrastructure.

National Institute for Materials Science

The National Institute of Informatics (国立情報学研究所, Kokuritsu Jōhōgaku Kenkyūjo, NII) is a Japanese research institute located in Chiyoda, Tokyo, Japan.

The National Diet Library (NDL) (国立国会図書館, Kokuritsu Kokkai Toshokan) is the national library of Japan and among the largest libraries in the world.