JAXA super sites 500: Large-scale ecological monitoring sites for satellite validation in Japan. - Tomoko Akitsu; Kenlo Nishida Nasahara; Hideki Kobayashi; Nobuko Saigusa; Masato Hayashi; Tatsuro Nakaji; Hajime Kobayashi; Tetsuo Okano; Yoshiaki Honda (IGARSS, 2015)

Validating GCOM-C Terrestrial Ecology Products: How Should In-Situ Observation Be Performed at Satellite Scale? - Tomoko Akitsu; Koji Kajiwara; Kaoru Tachiiri; Hideki Kobayashi; Kazuho Matsumoto; Toshiyuki Kobayashi; Kenlo Nishida Nasahara; Tatsuro Nakaji; Hajime Kobayashi; Tetsuo Okano; Nobuko Saigusa; Masato Hayashi; et al. (IGARSS, 2019)

Evaluating land surface phenology from the Advanced Himawari Imager using observations from MODIS and the Phenological Eyes Network. - Dong Yan; Xiaoyang Zhang 001; Shin Nagai; Yunyue Yu; Tomoko Akitsu; Kenlo Nishida Nasahara; Reiko Ide; Takahisa Maeda (Int. J. Appl. Earth Obs. Geoinformation, 2019)

In-situ observations on a moderate resolution scale for validation of the Global Change Observation Mission-Climate ecological products: The uncertainty quantification in ecological reference data. - Tomoko Akitsu; Kenlo Nishida Nasahara (Int. J. Appl. Earth Obs. Geoinformation, 2022)

The variability and seasonality in the ratio of photosynthetically active radiation to solar radiation: A simple empirical model of the ratio. - Tomoko Akitsu; Kenlo Nishida Nasahara; Osamu Ijima; Yasuo Hirose; Reiko Ide; Kentaro Takagi; Atsushi Kume (Int. J. Appl. Earth Obs. Geoinformation, 2022)

Accuracy Assessment of Photochemical Reflectance Index (PRI) and Chlorophyll Carotenoid Index (CCI) Derived from GCOM-C/SGLI with In Situ Data. - Taiga Sasagawa; Tomoko Akitsu; Reiko Ide; Kentaro Takagi; Satoru Takanashi; Tatsuro Nakaji; Kenlo Nishida Nasahara (Remote. Sens., 2022)