Popillia japonica(POPIJA)
Distribution details in Japan
From CABI Pest map 016 (1978): Present, no details
* Iwabuchi K, Takahashi J (1983) Aggregative distribution pattern of the Japanese beetle, Popillia japonica Newman (Coleoptera: Scarabaeidae), and the role of former occupants in the formation of an aggregation. Applied Entomology and Zoology 18(3), 324-329.
* Strangi A, Paoli F, Nardi F, Shimizu K, Kimoto T, Iovinella I, Bosio G, Roversi PF, Carapelli A, Marianelli L (2024) Tracing the dispersal route of the invasive Japanese beetle Popillia japonica. Journal of Pest Science 97(2), 613-629. https://doi.org/10.1007/s10340-023-01653-1
------ High population densities in Northern Honshu and Hokkaido, common in Kyushu, Shikoku and Southern Honshu.
* Strangi A, Paoli F, Nardi F, Shimizu K, Kimoto T, Iovinella I, Bosio G, Roversi PF, Carapelli A, Marianelli L (2024) Tracing the dispersal route of the invasive Japanese beetle Popillia japonica. Journal of Pest Science 97(2), 613-629. https://doi.org/10.1007/s10340-023-01653-1
------ High population densities in Northern Honshu and Hokkaido, common in Kyushu, Shikoku and Southern Honshu.