Definition of "toki"

The Toki or Japanese crested ibis (ibis nippon) is an almost extinct kind of bird resembling the heron.

1934, Frederic de Garis, Atsuharu Sakai, We Japanese‎, page 354

The few remaining toki live on Sado Island in Japan and in China.

1988, Look Japan‎, volume 34, page 118

Sado is home of the Toki (Japanese Crested Ibis), however there are no wild Ibis left in Sado[.]

2015, T. Turner, Japan Travel Guide 2017‎