2019 - 2023 Development of a treatment system for mine drainage containing manganese by using constructed wetlands with soil, plants, and microorganisms
2019 - 2022 Production of essential fatty acids by protozoa and development of the tool for protozoan food web analysis
2017 - 2021 Molecular mechanism and driving system for formation of Metallogenium-like particles that are induced by oxygen depletion in hypolimnion of lakes
2018 - 2020 A challenge to technology for mine drainage treatment using a microbial system capable of producing a woodruffite mineral
2016 - 2019 Recovery of multiple metals using biogenic manganese oxides with enzymatic activity
2016 - 2019 Analyses of food web and biodiversity mechanism of Lake Taihu where the occurrence of water bloom is normalized
2015 - 2019 Development of new metal recovery technology from wasted PCBs by supercritical water treatment and bioleaching
2016 - 2019 Production of phyllo-manganates by a fungal highly-reactive enzyme and environmental bioptechnological application including rare metals recovery
2014 - 2017 Formation of biogenic iron oxides in acid solutions, development of functions and mine-drainage treatment
2014 - 2017 Study on the mechanism of Metallogenium-particle formation at bottom layer of Lake Biwa and qualitative evaluation of the bottom environment
2011 - 2013 Recovery of rare metals with biogenic iron hydroxide nanostructures produced by acidophilic iron oxidizing bacteria
2010 - 2012 Investigations into the restoration of submerged aquatic plants using soil seed bank for the water quality improvement in Lake Hachiro-ko, Akita
2007 - 2009 Trace metal removal by iron and manganese oxidizing microbial communities and its application to purification of contaminated groundwater
2006 - 2008 Removal of toxic anions using cation-rich biogenic Mn oxide nano-particles produced by Mn-oxidizing fungi
2006 - 2008 Investigations into the mechanisms of water purification of Hachiroko lake using aquatic plants and enhancement of these functions
2005 - 2006 Testing of Enterococci as Novel Fecal Contamination Indicator in Public Water Body
2002 - 2004 Analysis of Microbial Flora in Activated Sludge Scum Using Immunochemical and Molecular-Biological Methods
2002 - 2004 固相に吸着した多環芳香族炭化水素の微生物による輸送・分解特性の評価
1999 - 2000 免疫化学的手法による活性汚泥スカム化過程の解析
1997 - 1999 Evaluation of Aquatic Toxicity Induced by Environmental Contaminants Using High-sensitivity Method for Detecting DNA Damage
1996 - 1996 活性汚泥処理障害である高粘性発泡・スカム生成の診断予測手法の確立
Show all
Papers (93)：
Obey Gotore, Miho Watanabe, Kunihiro Okano, Naoyuki Miyata, Taiki Katayama, Tetsuo Yasutaka, Yuki Semoto, Takaya Hamai. Effects of batch and continuous-flow operation on biotreatment of Mn(II)-containing mine drainage. Journal of Environmental Sciences. 2025. 152. 401-415
Yukinori Tani, Hanako Kumagai, Mako Tamari, Kazuhiro Umezawa, Obey Gotore, Naoyuki Miyata. Mineralization of Ni2+-Bearing Mn Oxide through Simultaneous Sequestration of Ni2+ and Mn2+ by Enzymatically Active Fungal Mn Oxides. Minerals. 2024
Naoyuki Miyata, Reina Suganuma, Kimihito Sunouchi, Kunihiro Okano, Shigeshi Fuchida, Miho Watanabe, Megumu Fujibayashi, Yuya Sato, Chiharu Tokoro. Biological Mn(II) oxidation under organic substrate-limited conditions and its application in mine drainage remediation. Biochemical Engineering Journal. 2024. 203. 109187-109187
Megumu Fujibayashi, Mayumi Nitta, Sota Aomori, Takashi Sakamaki, Kunihiro Okano, Hideki Sugiyama, Naoyuki Miyata. Exploring the use of fish as indicators of eicosapentaenoic and docosahexaenoic supply in lake ecosystems. Oecologia. 2023
Seiko Furuta, Hisato Ikegaya, Megumu Fujibayashi, Hideki Hashimoto, Shiro Suzuki, Kunihiro Okano, Satoshi Ichise, Naoyuki Miyata. Effects of Algal Extracellular Polysaccharides on the Formation of Filamentous Manganese Oxide Particles in the Near-Bottom Layer of Lake Biwa. Microorganisms. 2023. 11. 7
Tum, S, Katayama, T, Miyata, N, Watanabe, M, Hashimoto, Y, Yasutaka, T. Mineralogical mechanisms of manganese and zinc removal from a pilot-scale passive-treatment for acid mine drainage at a legacy mine in Japan. AGU2023 (American Geophysical Union; San Francisco, US & online). 2023
Tum, S, Miyata, N, Watanabe, M, Katayama, T, Yasutaka, T. Modeling pilot-scale passive treatment of manganese and zinc from a legacy mine in Japan. Goldschmidt 2023 Conference (Lyon, France). 2023
Gotore, O, Watanabe, M, Okano, K, Miyata, N, Tum, S, Katayama, T, Yasutaka, T, Horiuchi, K, Hamai, T. Immobilization and bio-oxidation mechanisms of manganese(II) from mine drainage by Mn(II)-oxidizing bacteria in batch and continuous flow bioreactors. Water and Environment Technology Conference 2023 (WET2023). 2023
Sugawara, K, Sugawara, S, Okano, K, Watanabe, M, Miyata, N. Detection of eDNA from unionid bivalve Nodularia nipponensis using multi-copy nuclear DNA marker. The eDNA Society International Meeting (Shiga). 2023
小村悠人, 片山泰樹, 宮田直幸, 渡邊美穂, 保高徹生, TUM Sereyroith, 佐藤総一郎. Evaluation of temperature dependence on passive treatment plant using Mn-oxidizing bacteria. 資源・素材(Web). 2023. 2023
2023/11 - 日本水処理生物学会 第25回論文賞 Removal of Mn(II) and Zn(II) ions from synthetic mine drainage using a laboratory-scale Mn(II)-oxidizing bioreactor, Japanese Journal of Water Treatment Biology, 58 (1), 25-34 (2022)
