2016 - 2019 Host use and genetic differentiation of sympatric drosophilids
2012 - 2016 Establishing a novel method of molecular phylogenetic analysis based on comprehensive sequence data from a single gene to the whole genome
2011 - 2016 Anatomy of a Marine Dispersal Barrier
2012 - 2015 Origin and phylogeny of Scaptomyza (Diptera: Drosophilidae)
2011 - 2014 Spatio-temporal dynamics of host-shift in Henosepilachna vigintioctopunctata now in progress in Southeast Asia
2010 - 2012 Evolutionary genetics of mycophagy in Drosophilidae
2008 - 2011 Phylogeny reconstruction and taxonomic revision of the genus Drosophila by super-tree and -matrix analyses
2007 - 2010 Genetic basis of host sifts in phytophagous insects
2007 - 2010 Evolutionary history of the Drosophilids diversity in the Asian region : For the comprehensive understanding.
2006 - 2010 Speciation in phytophagous insects : Assessment of manifold effects of host change on reproductive isolation
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Papers (40)：
Yang Zhang, Masanori J. Toda, Hide-aki Watabe, Toru Katoh. Alpha-amanitin tolerance of adult flies of mycophagous and nonmycophagous species in Drosophilidae. Entomological Science. 2024. 27. 3. e12577-e12577
Bernard Y. Kim, Hannah R. Gellert, Samuel H. Church, Anton Suvorov, Sean S. Anderson, Olga Barmina, Sofia G. Beskid, Aaron A. Comeault, K. Nicole Crown, Sarah E. Diamond, et al. Single-fly genome assemblies fill major phylogenomic gaps across the Drosophilidae Tree of Life. PLOS Biology. 2024. 22. 7. e3002697-e3002697
Masanori J. Toda, Kohei Takenaka Takano, Toru Katoh, Ling Xiao, Jian-Jun Gao, Masako Yafuso. Coexistence mechanisms of Colocasiomyia species (Diptera: Drosophilidae) sharing inflorescences of Alocasia odora (Araceae) as a host plant: Comparison between two- and three-species systems. Entomological Science. 2022. 25. 2
Han-qing Liang, Toru Katoh, Kosei Sato, Daisuke Yamamoto, Shuo-yang Wen. Evolution of a neuromuscular sexual dimorphism in the Drosophila montium species group. Scientific Reports. 2021. 11. 1. 15272
Yang Zhang, Takehiro K. Katoh, Cédric Finet, Hiroyuki F. Izumitani, Masanori J. Toda, Hide-aki Watabe, Toru Katoh. Phylogeny and evolution of mycophagy in the Zygothrica genus group (Diptera: Drosophilidae). Molecular Phylogenetics and Evolution. 2021. 163. 107257-107257
Katoh T, Mitsuhashi K, Izumitani H, Toda MJ. Host utilization and genetic differentiation in a sympatric pair of sibling drosophilid species. The Nature & Insects. 2019. 54. 1. 30-33
2016/10 - 現在 Hokkaido University Faculty of Science
2009/04 - 2016/09 Hokkaido University Faculty of Science
Awards (2)：
2023/09 - The Entomological Society of Japan Entomological Science Award 2023 Coexistence mechanisms of Colocasiomyia species (Diptera: Drosophilidae) sharing inflorescences of Alocasia odora (Araceae) as a host plant: Comparison between two- and three-species systems.
2018/09 - The Entomological Society of Japan Entomological Science Award 2018 Multiple origins of Hawaiian drosophilids: Phylogeography of Scaptomyza Hardy (Diptera: Drosophilidae).
Association Membership(s) (4)：
THE ZOOLOGICAL SOCIETY OF JAPAN
, THE ENTOMOLOGICAL SOCIETY OF JAPAN
, THE GENETICS SOCIETY OF JAPAN
, SOCIETY OF EVOLUTIONARY STUDIES, JAPAN
