Meanings

Uzen (former province located in parts of present-day Yamagata Prefecture)

Ugo (former province located in parts of present-day Akita Prefecture)

Ōu (the two former provinces of Mutsu and Dewa)

Dewa (former province located in present-day Yamagata and Akita prefectures)

number of birds (esp. poultry)

Battle of Toba-Fushimi (January 27-31, 1868)

colour of a bird's feathers

plumage

director of Dewa province

aircraft fabric covering

Indian red admiral (Vanessa indica)

small things in sufficient quantity can have a large influence

resting wings (i.e. a bird taking a break from flying)

aftershaft

contour feather

pteryla

paripinnate compound leaf

imparipinnate compound leaf

common bluebottle (Graphium sarpedon)

painted lady (Vanessa cardui)