noun, noun which may take the genitive case particle 'no'
during one's lifetime; while alive
Used to refer to events, achievements, or status that occurred or existed while a person was alive. Often appears in formal or written contexts.
彼の在世中に完成した作品は少ない。
Few works were completed during his lifetime.
在世中の功績が評価された。
His achievements during his lifetime were recognized.