Masahiro Aiba
Graduate School of Life Sciences
Tohoku University, 6-3 Aoba, Aramaki, Aoba-ku, Sendai, 980-8578, Japan
E-mail: mshiro5@gmail.com

Masatoshi Katabuchi
Key Laboratory of Tropical Forest Ecology
Xishuangbanna Tropical Botanical Garden
Chinese Academy of Sciences
Menglun, Mengla, Yunnan 666303 China
E-mail: mattocci27@gmail.com

Hino Takafumi
Tomakomai Research Station
Field Science Center for Northern Biosphere
Hokkaido University, Takaoka, Tomakomai, 053-0035, Japan
Current address:
Department of Environmental and Symbiotic Sciences, Rakuno Gakuen
University, Bunkyodaimidorimachi 583, Ebetsu, Hokkaido.069-8501, Japan
E-mail: takafumi.hi@gmail.com

Shin-ichiro S. Matsuzaki
Center for Environmental Biology and Ecosystem Studies
National Institute for Environmental Studies, 16-2 Onogawa, Tsukuba, 305-8506, Japan
E-mail: matsuzakiss@nies.go.jp

Takehiro Sasaki
Graduate School of Life Sciences
Tohoku University, 6-3 Aoba, Aramaki, Aoba-ku, Sendai, 980-8578, Japan
Current address:
Graduate School of Frontier Sciences
The University of Tokyo, 5-1-5 Kashiwanoha, Kashiwa, Chiba 277-8653, Japan
E-mail: sasa67123@gmail.com

Tsutom Hiura
Tomakomai Research Station, Field Science Center for Northern Biosphere
Hokkaido University, Takaoka, Tomakomai, 053-0035, Japan
E-mail: hiura@fsc.hokudai.ac.jp

Supplement1.R (MD5: 77f212e46b468819bd2ac6ef54b09e80)

The R code for simulation of community assembly processes and calculation of trait-distribution metrics.