*Corresponding author

    1. Haruna Fujioka*, Masato S. Abe, Yasukazu Okada.
      “Individual Ants Do Not Show Activity-Rest Rhythms in Nest Conditions.” Journal of Biological Rhythms (2021): 07487304211002934.
    2. Haruna Fujioka*, Yasukazu Okada, Masato S. Abe*.
      “Bipartite network analysis of ant-task associations reveals task groups and absence of colonial daily activity”
      Royal Society Open Science 8.1 (2020): 201637. doi:
    3. Yasukazu Okada*, Masako Katsuki, Naoki Okamoto, Haruna Fujioka,  & Kensuke Okada.  “A specific type of insulin-like peptide regulates the conditional growth of a beetle weapon” PLoS biology 17.11 (2019).  doi: 10.1371/journal.pbio.3000541
    4. Haruna Fujioka*,  Yasukazu Okada,
      “Liquid exchange via stomodeal trophallaxis in the ponerine ant Diacamma sp. from Japan” Journal of Ethology 37(3) (2019): 371-375. doi:10.1007/s10164-019-00602-9
    5. Haruna Fujioka*, Masato S. Abe, Yasukazu Okada,
      “Observation of plugging behaviour reveals entrance-guarding schedule of morphologically specialised caste in Colobopsis nipponicus Ethology 125(8) (2019): 526-534. doi:10.1111/eth.12877
    6. Haruna Fujioka, Masato S. Abe,  Yasukazu Okada*,
      “Ant activity-rest rhythms vary with age and interaction frequencies of workers”
      Behavioral Ecology and Sociobiology 73.3 (2019): 30. doi:10.1007/s00265-019-2641-8
    7. Haruna Fujioka, Masato S. Abe, Taro Fuchikawa, Kazuki Tsuji, Masakazu Shimada, Yasukazu Okada*,
      Ant circadian activity rhythms associated brood care type,
      Biology Letters 13.2 (2017): 20160743. doi:10.1098/rsbl.2016.0743
      プレスリリース 東大HP


    1. 阿部真人, 藤岡春菜,
      日本ロボット学会誌  35.6 (2017): 455-458.