Definition of issei in English:

issei

noun

North American
  • A Japanese immigrant to North America.

    Compare with nisei and sansei
    • ‘It's been almost 100 years since the issei, or first-generation Japanese Americans, moved to Bainbridge, and today there are several ways to experience their heritage.’
    • ‘Many critics have observed that Yamamoto is not unsympathetic to the plight of issei men.’
    • ‘The Japanese form of primogeniture dictated, for the issei generation of women, that the transfer of familial power and property was from husband to first-born son.’

Origin

Japanese, literally ‘generation’.

Pronunciation

issei

/ˈēsā/