- 2021 - 2026 The process of changes in larch forest growing in the southern distribution limits of permafrost of Eurasia according to climate change
- 2022 - 2025 Permafrost subsidence/re-rising after forest fire and carbon storage capacity in boreal forests.
- 2021 - 2024 イチョウの材形成及び木材組織構造の網羅的解析から迫る木本植物の進化と環境適応性
- 2021 - 2024 Geographical dynamics of stand productivity of Japanese cypress predicted by a carbon cycle model
- 2020 - 2023 細胞老化の視点から切り拓く樹木の心材形成研究の新展開
- 2020 - 2023 食葉性昆虫の大規模食害による失葉下での異常な木質形成のメカニズムの解明
- 2020 - 2023 東アジア産木材の年代決定と産地判別を可能にする年輪酸素同位体比データベースの構築
- 2019 - 2022 Cambium activity and secondary xylem formation of trees investigated through mitochondrial genome analysis
- 2017 - 2021 Climate responsiveness of annual ring formation of Ginkgo biloba for wide monitoring to global warming
- 2017 - 2020 Developing a network of tree-ring oxygen isotope chronologies over Japan, Korea and Taiwan, for precisely dating archeological woods
- 2018 - 2019 Structural changes in circumpolar boreal forests and climate change: analyses by stand reconstruction and palynological landscape reconstruction techniques
- 2015 - 2018 Underground competition of Picea mariana in central Alaska: an analysis focused on the root gaps
- 2014 - 2018 Structural changes in circumpolar boreal forests and climate change: 150-year analysis by stand reconstruction method
- 2014 - 気候変動下での永久凍土地帯に生育する樹木の地下部および地上部成長制限要因の変化
- 2014 - 気候変動に伴うスギ・ヒノキの肥大成長および材質変動メカニズムの解明
- 2010 - 2012 Effects of heavy thinning on ecosystem functions of mature Japanese cypress plantation
- 2010 - 2012 Dendroprovenancing based on a newly developed network of tree-ring chronologies for the Cupressaceae species in Japan
- 2009 - 2012 Silvichronology: reconstructing forest biomass increment in the past, analyzing factors of fluctuation, and future prediction
- 2011 - 気候変動下における国産主要樹種の肥大成長および材質の変動予測
- 2007 - 2009 Effects of global warming on growth and competition between Abies veitchii and A.mariesii along an altitudinal gradient
- 2007 - 2009 Detailed reconstructions of long-term variations in water cycle over all Japan using tree-ring oxygen and hydrogen isotopic ratios
- 2005 - 2008 Studies influences on unsound seed and pre-dispersal insect predation on annual fluctuations in flowering and in seed production of isolated populations of a beech Fagus creanata
- 2001 - 2004 Establishment of dendrochronological procedure in Hokkaido and Zbhoku region used cool-temperate tree
- 2003 - 2003 国際研究集会『Larix 2004』に向けた企画調査 ニホンカラマツを対象にした研究成果の再評価と新たな研究課題の提示
- 2000 - 2002 Dendrochronological Paleoclimate Reconstruction for Monsoon Asia
- 1999 - 2001 Evaluation of CO2 fixation and storage capacity of Siberian larch species under global warming
- 年輪構造指標を用いた気候復元に関する年輪年代学的研究
- 中部山岳に生育する樹木の肥大成長量および年輪構造におよぼす温暖化の影響評価
- 温暖化がカラマツの肥大成長および材質に及ぼす影響評価
- 樹木肥大成長期間の検証:年輪は1年のうちに完成しているのか?
- 13CO2パルスラベリングによる樹幹内炭素配分過程の解明と肥大成長モデルの構築
- 樹木の肥大成長に影響を及ぼす要因の解明
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