Supplement to: Kawahata, Hodaka; Yamamoto, Hisashi; Ohkushi, Ken´ichi; Yokoyama, Yusuke; Kimoto, Katsunori; Ohshima, Hideki; Matsuzaki, Hiroyuki (2009): Changes of environments and human activity at the Sannai-Maruyama ruins in Japan during the mid-Holocene Hypsithermal climatic interval. Quaternary Science Reviews, 28(9-10), 964-974, https://doi.org/10.1016/j.quascirev.2008.12.009