Firstborn

"Firstborn" in Japanese

初子

(the first child in a family)

初生

shosei

(the first child in a family)

総領

sōryō

(the first child in a family)

長女

chōjo

(the first child in a family)

長子

chōshi

(the first child in a family)

長男

chōnan

(the first child in a family)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.