1. Shiga Prefecture: (2009) White Paper on Environment (in Japanese). Fiscal Year (FY) 2009 ed. Shiga Prefecture.
2. Nakamura H. Recent organic pollution and its biosensing methods. Anal Methods. 2010;2:430–44.
3. Japan. Water Pollution Control Law. In: Environmental Law No. 138. Japan: (1970) Available at: https://www.env.go.jp/en/laws/water/wlaw/ . Accessed 1 Nov 2017.
4. Japan. The Basic Environment Law. In: Environmental Law No. 91. Japan (1993) Available at: https://www.env.go.jp/en/laws/policy/basic/index.html . Accessed 1 Nov 2017.
5. Japan Sewage Works Association (JSWA) (2001) Guidelines for sewer facility design guidelines and commentary (in Japanese). FY 2001 ed. JSWA