学会発表（海外）

6. Matsumura Y, Yao I, Beutel RG, and Yoshizawa K (2013) Molecular phylogeny of the leaf beetle subfamily Criocerinae (Chrysomelidae, Coleoptera) and co-evolution of male and female reproductive organs. Sixth Dresden Meeting on Insect Phylogeny (Dresden, Germany, September 27-29, 2013). Poster

5. Yao I (2007) Low genetic diversity in Ant-attended aphids. The Origin and Evolution of Natural Diversity (Hokkaido University, Sapporo, Japan 2007. 10). Poster

4. Yao I and Akimoto S (2005) Phylogenetic approach to mutualism between the aphid genus Tuberculatus and ants. Seventh International Symposium on Aphids (Fremantle, Australia 2005. 10/2-7). Poster

3. Yao I and Akimoto S (2002) Costs and benefits of ant attendance to aphids and the plasticity in honeydew excretion behaviour. XIV International Congress of IUSSI (Hokkaido University, Sapporo, Japan 2002. 8)

2. Yao I and Akimoto S (2001) Plasticity in the amino acid composition and amino acid concentration of honeydew. Sixth International Symposium on Aphids (Rennes, France 2001. 9). Poster

1. Ueno H, Fujiyama N, Yao I and Katakura H (2001) Genetic basis for normal and novel host use in two local populations of herbivorous ladybird beetle. The Eleventh International Symposium on Insect-Plant Relationships (Helsingor, Denmark, 2001. 8). Poster