Japanese yellow bunting
A small migratory bird (Emberiza sulphurata) native to Japan; the name is usually written in katakana as ノジコ.
The Japanese yellow bunting is a small bird that breeds in Japan in summer.
I spotted a Japanese yellow bunting during the birdwatching event.
painted bunting
indigo bunting
Katakana spelling is standard for this bird name; usually written in kana.
Kanji spelling with 路子; rarely used. Lists it but it is not common.
Kanji spelling with 鵐 (a character for buntings); very rare and mainly found in specialized contexts.
The name ノジコ is of Japanese origin, likely from 野 (no, 'field') and 路子 (jiko, an old word for a small bird). The exact derivation is uncertain.