Oka Jane Teiko : Fishes dangerous to man. Illustrated by Jane Teiko Oka and Willi Baum.
Okabe Anna : Mission: ocean rescue / by Susan Ring ; illustrated by Anna Okabe.
Okada Amina : The prince who became a beggar / by Amina Okada ; illustrated by Dominique Thibault ; translated by Gwen Marsh.
Okada Junichi 1980 : Tales from Earthsea / Studio Ghibli, Nippon Television Network, Dentsu, Hakuhodo DYMP, Walt Disney Japan, Mitsubishi and Toho present ; screenplay by Goro Miyazaki and Keiko Niwa ; production, Sutdio Ghibli ; producer, Toshio Suzuki ; directed by Goro Miyazaki.