ESS

イー・エス・エス, イーエスエスii・esu・esu

noun

  1. English Speaking Society
  2. English Study Society
  3. English conversation club

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences