Yezo (northern part of Meiji-era Japan, esp. Hokkaido, but also Sakhalin and the Kuril Islands); Edo-period realm of the Ainu (as opposed to the Japanese) comprising most of Hokkaido
Hokkaido squirrel (subspecies of red squirrel, Sciurus vulgaris orientis)
Hokkaido wolf (Canis lupus hattai, extinct)
Hokkaido sika (Cervus nippon yesoensis); Yezo sika
Yezo spruce (Picea jezoensis); Jezo spruce
Yezo Ural owl (Strix uralensis japonica)
sargent cherry (Prunus sargentii)
Hokkaido brown bear (Ursus arctos yesoensis)
Pteromys volans orii (subspecies of the Siberian flying squirrel, endemic to Hokkaido)
Siberian ginseng (Eleutherococcus senticosus); eleuthero; ciwujia
hazel grouse (Bonasa bonasia)
lemon day-lily (Hemerocallis lilioasphodelus, formerly Hemerocallis flava); lemon lily; yellow day-lily
Viola eizanensis (flower in the violet family)
Tamias sibiricus lineatus (subspecies of Siberian chipmunk native to Hokkaido)
Japanese sable (subspecies of sable native to Hokkaido, Martes zibellina brachyura)
chives (Allium schoenoprasum var. schoenoprasum)
Middendorf's whelk (Buccinum middendorffi)
Pacific silverweed (Potentilla egedii var. grandis); Eged's silverweed
Siberian lily (Lilium pensylvanicum)
black-veined white (species of butterfly, Aporia crataegi)
yellow-winged darter (Sympetrum flaveolum)
Ochotona hyperborea yesoensis (subspecies of northern pika)
Ochotona hyperborea yesoensis (subspecies of northern pika)
Epipactis papillosa (species of orchid)
Angelica ursina (species of perennial herb)
Japanese hackberry (Celtis jessoensis); Jesso hackberry
Ezo brown frog (Rana pirica); Hokkaidō frog
Hokkaido sika (Cervus nippon yesoensis); Yezo sika
Yezo Ural owl (Strix uralensis japonica)