証しょう券けん取とり引ひき等とう監かん視し委い員いん会かいしょうけんとりひきとうかんしいいんかいMeanings1nounSecurities and Exchange Surveillance Commissionorganization nameA Japanese government agency responsible for overseeing securities transactions and ensuring market fairness.証しょう券けん取とり引ひき等とう監かん視し委い員いん会かいは