Selective concentration of sewage by forward osmosis for methane fermentation - Yasunao Okamoto; Haruto Morishita; Atsushi Matsuoka; Ralph Rolly Gonzales; Susumu Hasegawa; Gen Yoshida; Kazuo Kumagai; Eiji Kamio; Tooru Kitagawa; Tomohisa Yoshioka; Keizo Nakagawa; Hideto Matsuyama (Journal of Water Process Engineering, 2026)