雀

Japanese tit (Parus minor); Oriental tit

varied tit (species of titmouse, Poecile varius)

black-faced bunting (Emberiza spodocephala)

hummingbird (Trochilidae family)

canary; daffodil yellow

neon damselfish (Pomacentrus coelestis); heavenly damselfish

white peafowl (white variety of Indian peafowl)

mahjong parlour; mahjong parlor

grass cricket

flock of sparrows

gossipy Kyotoite

Word usually written using kana alone

marigold (esp. the French marigold, Tagetes patula)

plains coreopsis (Coreopsis tinctoria)

northern maidenhair (Adiantum pedatum)

Asian hornet (Vespa velutina); Asian predatory wasp

Proverb

only a hero can understand a hero; swallows and sparrows can't understand the aspirations of phoenixes and swans

Mahjong

mahjong parlour; mahjong parlor

winter sparrow (said to be tasty and having healing properties); sparrow in winter

coal tit (Parus ater)

soaring skylark; high-flying skylark

russet sparrow (Passer rutilans); cinnamon sparrow

mahjong player

peacock butterfly (Inachis io); European peacock

blue green damselfish (Chromis viridis); blue-green chromis

Word usually written using kana alone

murrelet (esp. the ancient murrelet, Synthliboramphus antiquus)

roundbelly cowfish (Lactoria diaphana)

Astronomy

Pavo (constellation); the Peacock