Latest information

2021.11.30.
Chimpanzee : Sanzou died.

2021.11.29.
Orangutan : Brotos died.

2021.11.24.
Gibbon : Wataru gave birth to a baby(gender undetermined).

2021.11.18.
  Chimpanzee : Kirara gave birth to a baby(gender undetermined).

2021.11.4.
  Orangutan : Riki was moved from the previous facilities.

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Latest Journa

Yasuka Toda, Takashi Hayakawa, Akihiro Itoigawa, Yosuke Kurihara, Tomoya Nakagita, Masahiro Hayashi, Ryuichi Ashino, Amanda D. Melin, Yoshiro Ishimaru, Shoji Kawamura, Hiroo Imai & Takumi Misaka(2021) Evolution of the primate glutamate taste sensor from a nucleotide sensor
*Current Biology*, Volume 31, Issue 20
https://doi.org/10.1016/j.cub.2021.08.002

Kristin Havercamp, Koshiro Watanuki, Masaki Tomonaga, Tetsuro Matsuzawa, Satoshi Hirata(2019) Longevity and mortality of captive chimpanzees in Japan from 1921 to 2018
*Primates*
https://doi.org/10.1007/s10329-019-00755-8

Shoji Tatsumoto, Yasuhiro Go, Kentaro Fukuta, Hideki Noguchi, Takashi Hayakawa, Masaki Tomonaga, Hirohisa Hirai, Tetsuro Matsuzawa, Kiyokazu Agata & Asao Fujiyama(2017) Direct estimation of de novo mutation rates in a chimpanzee parent-offspring trio by ultra-deep whole genome sequencing.
*Scientific Reports*, 7, 13561.

Kinoshita, K., Indo, Y., Tajima, T., Kuze, N., Miyakawa, E., Kobayashi, T., Nakamura, T., Ogata, M., Okumura, F., Hayakawa, T., Morimura, N., Mori, Y., Okamoto, M., Ozaki, Y. & Hirata, S.(2021) Comparative analysis of sperm motility in liquid and seminal coagulum portions between Bornean orangutan (Pongo pygmaeus) and chimpanzee (Pan troglodytes)
*Primates*, 62: 467-473
https://doi.org/10.1007/s10329-020-00887-2

Brooks, J., Onishi, E., Clark, I., Bohm, M. & Yamamoto, S.(2021) Uniting against a common enemy: perceived outgroup threat elicits ingroup cohesion in chimpanzees
*PLoS ONE*, 16(2): e0246869
https://doi.org/10.1371/journal.pone.0246869

Brooks, J., Kano, F., Sato, Y., Yeow, H., Morimura, N., Nagasawa, M., Kikusui, T. & Yamamoto, S.(2021) Divergent effects of oxytocin on eye contact in bonobos and chimpanzees
*Psychoneuroendocrinology*, 125:105119
https://doi.org/10.1016/j.psyneuen.2020.105119

Results of GAIN

There are 102 species of nonhuman primates kept in the zoos and other facilities in Japan.

The count is at the point of March 31 2015 and excludes the hybrids and miscellaneous individuals.