- 2024 - 2029 Elucidation of the Formation Process of Forest Ecosystems in the Japanese Archipelago
- 2024 - 2028 中部山岳における完新世中期以降の亜高山帯針葉樹林の拡大過程とその要因の解明
- 2023 - 2026 The formation process of genetic level biodiversity with a focus on geodiversity in mountainous areas
- 2022 - 2026 考古遺跡の高精度編年による人類史再構築のための国際的データベースの作成
- 2022 - 2025 High resolution and multidisciplinary researches on process of vegetation changes by abrupt warming in the last glacial termination
- 2020 - 2024 Morphological, molecular and ecological researches of fossil fungi for foundation of mycoarchaeology
- 2023 - 2024 霧島山北部に分布する溝園層の堆積年代と最終氷期最寒冷期の植物相の解明
- 2020 - 2023 Survival and extinction of subalpine trees since the last glacial, reconstructed by fossil derived DNAs
- 2019 - 2023 最終氷期最盛期以降の中部高地における森林限界高度の復元と森林発達プロセスの解明
- 2018 - 2023 東アジアの古代湖「琵琶湖」の固有種成立過程の解明のための総合的研究
- 2022 - 2023 池牟礼層の大型植物化石に基づく最終氷期の霧島山北部周辺の植物相の解明
- 2018 - 2022 Comprehensive study of prehistoric human activities and paleoenvironment based on high-precision 14C dating
- 2018 - 2021 Wetland formation and vegetation changes after the Last Glacial period on the Konsen plateau in eastern Hokkaido, Japan
- 2018 - 2021 Adaptation process of flora and vegetation to heavy snow climate along the Sea of Japan in the late Quaternary
- 2017 - 2021 A Prehistoric Research Project on Human Ecobehavioral Systems and the Formation of Jomon Culture during the Pleistocene-Holocene Transition
- 2017 - 2019 Influence of development of orogeny and monsoon climate on plant biogeography in East Asia
- 2016 - 2019 Study on starting and development of food production a - a replica mood in eastern Japan -
- 2015 - 2019 Temporal correspondence between human activities and paleo-environment in the Paleolithic and Jomon period
- 2015 - 2018 Geomorphic development and vegetation change of the wetlands in the Sarufutsu River valley in northern Hokkaido, Japan
- 2015 - 2018 Reconstruction of seasons of pottery making and floods based on plant phenology
- 2014 - 2018 中部日本における最終氷期後半の新たな植物群垂直分布像と現在への変遷過程
- 2014 - 2018 Pleovegetation during the Last Glacial Maximum in the northeastern Asia
- 2013 - 2016 Basic research about formation of Japanese agricultural culture complex by central analyzing for plant, pottery and human bone
- 2012 - 2016 Interdisciplinary study of the farming spread and the reception process in the East Asia using the advanced technology
- 2012 - 2016 Study of propagation route of trees originated from China
- 2012 - 2015 Study to elucidate obstructive factor against recovery of submerged plants and to design sustainable use of aquatic ecosystem after the recovery of submerged plants
- 2012 - 2015 Reconstruction of plant distribution changes by anthropogenic influence based on database of plant macro-remains from archaeological sites in Japan
- 2010 - 2014 Broader-based chronological research of the Satsuma culture, Tobinitai culture, and Okhotsk culture end term
- 2010 - 2012 Geomorphological and environmental development of the Kamikochi Basin and neighboring mountain area on the basis of 300m depth drilling core analysis.
- 2009 - 2012 Distribution pattern of biota in refugia in central and southwesternJapan in the last glacial maximum
- 2009 - 2011 Flora and environmental history since the Last Glacial on the subalpine and alpine regions on the mountains of the Sea of Japan side of central Japan
- 2009 - 2011 An Interdisciplinary Inquiry into the Emergence of Jomon Culture-Paleo-environment and Exploitation-based on the Excavation of Peat Bog Layers at the Unoki Site in Niigata Prefecture, Japan
- 2008 - 2011 Substantial Study on Cultivation Process of Plants in Prehistoric Far East using “Replication method”
- 2009 - 2010 植生地理学と環境考古学の融合による暖温帯落葉広葉樹林の由来解明
- 2008 - 2008 溶岩流直下の種実類,葉化石による最終氷期の古植生の復元
- 2007 - 2008 Plio-Pleistocene palaeoenvironmental changes and process of diversification of flora and vegetation in central Japan
- 2006 - 2008 Geological studies on extrusion of metamorphic nappe and changesin Indian monsoon
- 2006 - 2007 埋土種子による絶滅危惧水生植物ツツイトモ(ヒルムシロ属)の再生保全の研究
- 2005 - 2006 埋土種子の利用による水辺植生再生・環境保全をめざした水域ビオトープ建設コンサルティング
- 2005 - 2006 Phylogeography of eastern Asian plants associated with vicariance in the northwestern Yunnan Province, China.
- 2005 - 2006 Diversification process of high mountain oaks with uplift of Himalayas and Quaternary climatic changes
- 2004 - 2006 Reconstruction of the forest vegetation around the Kanto plain during the late Glacial and the Holocene
- 2003 - 2004 Systematic study on the origin and process of distribution of higher plants in the Sino-Japanese region
- 2003 - 2004 Process of floral differentiation between east and west of the Eurasian Continent based on fossil records
- 2001 - 2003 大都市臨海部の産業施設移転後地における自然環境の創出と活用に関する総合的研究
- 2001 - 2003 Detection of the remnant vegetation from the Last Glacial in the mountains of central Japan
- 2001 - 2002 過去の堆積物中の埋土種子を利用した手賀沼の水辺植生の再生
- 2001 - 2002 Systematic study on the process of diversity and distribution of higher plants in the Northern Hemisphere with special reference to the Sino-Japanese region in eastern Asia
- 2000 - 2001 埋土種子を利用した水辺植生再生のための基礎的研究
- 2000 - 2001 埋土種子を利用した手賀沼の水辺植生の再生
- 2000 - 2001 佐潟地下の堆積物と大型植物化石の分布に基づく湖水環境・砂丘活動史の研究
- 1999 - 2000 ボーリング試料から復元される佐潟とその周辺の古環境・生物相変遷史
- 1998 - 2000 Habitat and distribution changes of Picea and Larix in central Honshu since the Last Glacial
- 1996 - 1997 Changes of the distribution of Pinus koraiensis Sieb. et Zucc. in Japan Archipelago since the Last Glacial
- 1994 - 1995 メタセコイアの絶滅要因としての前期更新世後半の古地形変化
- 1994 - 1995 第四紀前期更新世におけるブナ林の進化過程
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International Organization of Paleobotany
, The Research Network on Cenozoic Climate and Ecosystems
, 日本植生史学会
, 日本第四紀学会
, 日本生態学会
, 日本古生物学会
, 日本植物学会
, 日本植物分類学会
, 植生学会