Vocabulary What does 秋季 (しゅうき, shuuki) mean? 秋季 (しゅうき, shuuki) means fall season; autumn season. Quick factsReadingしゅうきRomajishuukiPart of speechnoun 秋季しゅうきshuukifall season; autumn season1noun fall season; autumn seasonKanji in this word秋autumn季season