Research theme for competitive and other funds (8)：
2006 - 現在 モニタリングサイト1000(森林・草原調査)
2021 - 2024 Does the growth of old-aged forest decline? : Testing new and old hypotheses for application to forestry management.
2018 - 2021 Explore the radial growth period of trees: Do tree ring formation complete annually?
2018 - 2021 世界自然遺産のための沖縄・奄美における森林生態系管理手法の開発
2013 - 2018 Possiility of industrial afforestation by utilizing Melaleuca tree species in the abandoned acidic cultivation area in northern part of Okinawa prefecture
Takashima A, Matsumoto K. From field research sites (34) Subtropical Field Science Center, Faculty of Agriculture, University of the Ryukyus. JAPANESE JOURNAL OF ECOLOGY. 2017. 67. 1. 61-66
Ishihara M., Sakai T., Saito S., Sakio H., Sakimoto M., Shibano H., Sugita H., Suzuki M., Takagi M., Takashima A., et al. An introduction to forest permanent plot data at Core and Subcore sites of the Forest and Grassland Survey of the Monitoring Sites 1000 Project(News). JAPANESE JOURNAL OF ECOLOGY. 2010. 60. 1. 111-123
2024/04 - 現在 University of the Ryukyus, Faculty of Agriculture, Department of Subtropical Agro-Production Sciences, Human and Agricultural Symbiotic Science, Associate Professor
2007/04 - 現在 Subtropical Field Science Center, Faculty of Agriculture, University of the Ryukyus. Assistant Professor
2006/04 - 2007/03 Subtropical Field Science Center, Faculty of Agriculture, University of the Ryukyus. Research Assistant
Awards (1)：
2013/10 - 九州森林学会 九州森林学会奨励賞
Association Membership(s) (6)：
Society of Yakushimaology
, The Kyushu Forestry Society
, 亜熱帯森林・林業研究会
, The Ecological Society of Japan
, Japan Society of Forest Planning
, The Japanese Forest Society
